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Risk of hepatic decompensation from hepatitis B virus reactivation in hematological malignancy treatments
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作者 Michele Barone 《World Journal of Gastroenterology》 SCIE CAS 2024年第25期3147-3151,共5页
In this editorial,we discussed the apparent discrepancy between the findings described by Colapietro et al,in their case report and data found in the literature.Colapietro et al reported a case of hepatitis B virus(HB... In this editorial,we discussed the apparent discrepancy between the findings described by Colapietro et al,in their case report and data found in the literature.Colapietro et al reported a case of hepatitis B virus(HBV)-related hepatic decompensation in a patient with chronic myeloid leukemia and a previously resolved HBV infection who was receiving Bruton’s tyrosine kinase(BTK)inhibitor therapy.First of all,we recapitulated the main aspects of the immune system involved in the response to HBV infection in order to underline the role of the innate and adaptive response,focusing our attention on the protective role of anti-HBs.We then carefully analyzed literature data on the risk of HBV reactivation(HBVr)in patients with previous HBV infection who were treated with either tyrosine kinase inhibitors or BTK inhibitors for their hematologic malignancies.Based on literature data,we suggested that several factors may contribute to the different risks of HBVr:The type of hematologic malignancy;the type of therapy(BTK inhibitors,especially second-generation,seem to be at a higher risk of HBVr than those with tyrosine kinase inhibitors);previous exposure to an anti-CD20 as first-line therapy;and ethnicity and HBV genotype.Therefore,the warning regarding HBVr in the specific setting of patients with hematologic malignancies requires further investigation. 展开更多
关键词 hematological malignancy HEPATITIS Hepatitis B virus-DNA Bruton’s tyrosine kinase Previously resolved hepatitis B virus infection
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Textile dyeing wastewater negatively influences the hematological profile and reproductive health of male Swiss albino mice
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作者 Taimur Islam Nusrat Binte Rafique +7 位作者 Mohosina Mou Dipu Roy Robius Sani Sadi Ziban Chandra Das Anup Kumar Talukder Minhaz Ahmed Mizanur Rahman Golam Haider 《Asian pacific Journal of Reproduction》 CAS 2024年第4期169-177,共9页
Objective:To determine the effects of textile dyeing industrial wastewater on the hematological parameters and reproductive health including histoarchitecture of male gonad(testes)of mice.Methods:Twenty-four Swiss alb... Objective:To determine the effects of textile dyeing industrial wastewater on the hematological parameters and reproductive health including histoarchitecture of male gonad(testes)of mice.Methods:Twenty-four Swiss albino mice at 4-weeks old were divided into four groups(n=6 per group).Mice of group 1 supplied with normal drinking water were served as the control group.Mice of group 2,3 and 4 were supplied normal drinking water mixed with textile dyeing wastewater at 5%,10% and 20% concentration,respectively.After completing 24 weeks of treatment,different hematological profile,weight of testes,gonadosomatic index(GSI),sperm concentration and morphology were measured.Moreover,histopathological changes in testes were examined.Results:Hematocrit value and hemoglobin concentrations were decreased in all groups of wastewater-treated mice compared to the control group.Likewise,weight of testes,GSI and sperm concentration were decreased significantly in wastewater-treated mice in comparison to the control group.The percentage of morphologically healthy epididymal sperm was significantly reduced in wastewater-treated mice.Histopathological examination revealed degenerative changes in seminiferous tubules,a smaller number of spermatogenic cells,elongation of seminiferous tubules and degenerative changes of seminiferous tubules in wastewater-treated mice.Conclusions:Textile dyeing wastewater has harmful effects on hematological profile and reproductive health of male mice. 展开更多
关键词 Textile dyeing wastewater Gonads HEMATOLOGY HISTOPATHOLOGY Mice
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Hematological picture of pediatric Sudanese patients with visceral leishmaniasis and prediction of leishmania donovani parasite load
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作者 Zeinab Ibrahim Ahmed Elnoor Omaima Abdelmajeed +5 位作者 Alamin Mustafa Thuraya Gasim Shima Algam Mohamed Musa Abdelrahman Hamza Abdelmoneim Islamia Ibrahim Ahmed Omer Hiba Awadelkareem Osman Fadl 《World Journal of Clinical Cases》 SCIE 2024年第30期6374-6382,共9页
BACKGROUND Visceral leishmaniasis(VL)is a systemic protozoan infection caused by Leishmania donovani(L.donovani)and transmitted by sand flies,causing macrophage invasion in the liver,spleen,and bone marrow.Diagnosis o... BACKGROUND Visceral leishmaniasis(VL)is a systemic protozoan infection caused by Leishmania donovani(L.donovani)and transmitted by sand flies,causing macrophage invasion in the liver,spleen,and bone marrow.Diagnosis of VL is currently based on clinical signs,symptoms,and specific in-vitro markers and bone marrow investigations.However,VL's specific hematological and bone marrow manifestation in Sudanese pediatric patients is not well studied.AIM To examine the blood and bone marrow characteristics in pediatric patients from Sudan who have VL.METHODS This is a retrospective hospital-based study with a sample of 107 consecutive Sudanese pediatric patients.The data focused on hematological and bone marrow results.We included only the completed records of the pediatric patients with VL in the Tropical Disease Teaching Hospital in Khartoum,Sudan from the period of 2016 to 2020.RESULTS The majority of pediatric patients included in this study are below 5-years-old(n=59,55.2%).Moreover,anemia,thrombocytopenia,and leukopenia were among the prevalent characteristics in the population under study.To further analyze the data,we developed a machine learning model using boosted forest algorithms to predict L.donovani parasites load,with a mean accuracy of 0.88 for the training dataset and an accuracy of 0.46,0.50,and 0.74 for mild,moderate,and severe L.donovani parasite load in the validation dataset.CONCLUSION This study shows that the most common bone marrow change among Sudanese VL children was increased chronic inflammatory cells(n=88,82.2%)with present macrophage hemophagocytes(n=103,96.3%).While anemia and thrombocytopenia were the most common hematological changes.These results will hopefully lead to an early diagnosis and hence better management for Sudanese pediatric patients with suspected VL. 展开更多
关键词 Machine learning Bone marrow hematological changes Tropical diseases Leishmania donovani Visceral leishmaniasis
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Prevention of hepatitis B reactivation in patients with hematologic malignancies treated with novel systemic therapies:Who and Why?
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作者 Matteo Tonnini Clara Solera Horna Luca Ielasi 《World Journal of Gastroenterology》 SCIE CAS 2024年第5期509-511,共3页
The risk of reactivation in patients with chronic or past/resolved hepatitis B virus(HBV)infection receiving chemotherapy or immunosuppressive drugs is a wellknown possibility.The indication of antiviral prophylaxis w... The risk of reactivation in patients with chronic or past/resolved hepatitis B virus(HBV)infection receiving chemotherapy or immunosuppressive drugs is a wellknown possibility.The indication of antiviral prophylaxis with nucleo(t)side analogue is given according to the risk of HBV reactivation of the prescribed therapy.Though the advent of new drugs is occurring in all the field of medicine,in the setting of hematologic malignancies the last few years have been characterized by several drug classes and innovative cellular treatment.As novel therapies,there are few data about the rate of HBV reactivation and the decision of starting or not an antiviral prophylaxis could be challenging.Moreover,patients are often treated with a combination of different drugs,so evaluating the actual role of these new therapies in increasing the risk of HBV reactivation is difficult.First results are now available,but further studies are still needed.Patients with chronic HBV infection[hepatitis B surface antigen(HBsAg)positive]are reasonably all treated.Past/resolved HBV patients(HBsAg negative)are the actual area of uncertainty where it could be difficult choosing between prophylaxis and pre-emptive strategy. 展开更多
关键词 Hepatitis B reactivation Hepatitis B virus Antiviral prophylaxis Hematologic malignancies Chimeric antigens receptor-T cell therapy Immune checkpoint inhibitors
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Hematological Malignancies in Sickle Cell Disease Patients: Report of Four Cases in Togo and Literature Review
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作者 Padaro Essohana Guedenon M. Koffi +4 位作者 Magnang Hèzouwè Womey M. C. Kodzovi Layibo Yao Kalaissi Mandjamana Agate R. Pikiliwè 《Open Journal of Blood Diseases》 2024年第1期31-41,共11页
Background: Hemopathies were rarely observed in major sickle cell disease patients some thirty years ago, probably due to the high mortality rate among the latter as a result of progressive complications. Thanks to ad... Background: Hemopathies were rarely observed in major sickle cell disease patients some thirty years ago, probably due to the high mortality rate among the latter as a result of progressive complications. Thanks to advances in the management of sickle cell disease, patients' life expectancy has increased considerably, exposing them more frequently to neoplasia, including hematological malignancies. The increased risk of leukemogenesis is multifactorial and linked to the pathophysiological mechanisms of the clinical manifestations of sickle cell disease. Study Setting: The clinical haematology department of campus teaching hospital and the paediatric onco-haematology unit of Sylvanus Olympio teaching hospital in Lomé were used as study settings. Observations: Four hematologic malignancies were collected in a cohort of 5847 major sickle cell syndromes. The median age of the patients was 31.25 years (extremes: 14 and 58 years) and they were predominantly female (sex ratio M/F = 0.25). Two were on background therapy with hydroxyurea. Among the four patients, there were two cases of acute lymphocytic leukemia, including ALL3 in a 58-year-old SS woman and T-ALL2 in a 12-year-old SC. Then, a case of lymphocytic lymphoma in a 20-year-old SS man was reported and finally a case of chronic myelocytic leukemia in a 33-year-old woman of Sβ+ thalassaemia phenotype. Conclusion: To further report this coexistence, it is therefore essential to systematically consider hematological malignancies during major sickle cell syndromes even if there are similarities in the symptomatology of these two serious pathological situations. 展开更多
关键词 hematological Malignancies Sickle Cell Disease Lomé-Togo
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Hematological Alterations in an Eastern Sudanese Chronic Kidney Disease Patient Population
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作者 Mohammed Omer Abaker Gibreel Sundus Kamal Ibrahim +4 位作者 Wijdan Abdel Aziz Hassan Manar Yahia Mahjoub Leyla Mohammed Kheir Hamid Hibatellah Majzoub Abbas Nuha Fouzi Mohammed 《Open Journal of Urology》 2024年第6期359-367,共9页
Background: Chronic Kidney Disease (CKD), associated with a slow and progressive loss of kidney function over a period of several years, is an important clinical disaster with an increasing rate of morbidity and morta... Background: Chronic Kidney Disease (CKD), associated with a slow and progressive loss of kidney function over a period of several years, is an important clinical disaster with an increasing rate of morbidity and mortality especially in the least developed countries. Many hematological parameters are thought to alter dramatically during the course of the disease. These include white blood cells, red blood cells, and platelets. Methods: We tried, retrospectively, to evaluate the peripheral blood hematological alterations in a group of patients undergoing hemodialysis in an eastern Sudan dialysis center to add local medical information. Results: Anemia (Low hemoglobin and hematocrit) was detected in 94% of the patients’ group. Mean Erythrocyte count (3.32vs.4.76 (×109/L)), Hemoglobin concentration (9.4vs.13 (g/dl)), Hematocrit (28.7vs.38.7 (L/L)) and platelet count (296 vs. 238 (×109/L)) were significantly lower in the patients’ group than in the control group (P-values Conclusion: Five out of eight studied parameters (Red cell count, hemoglobin, hematocrit, mean cell hemoglobin concentration, and platelets count) have shown a significant alteration in CKD patients. As the complete blood count (CBC) test is the most utilized test in clinical laboratory practice, these alterations may be considered as early indicators for CKD. Furthermore, all patients with CKD must be routinely checked for these alterations. 展开更多
关键词 Chronic Kidney Disease Chronic Renal Failure hematological Alterations CBC Eastern Sudan HEMODIALYSIS
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Combination of CRISPR/Cas9 System and CAR-T Cell Therapy:A New Era for Refractory and Relapsed Hematological Malignancies 被引量:1
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作者 Ke-jia HU Elaine Tan Su YIN +1 位作者 Yong-xian HU He HUANG 《Current Medical Science》 SCIE CAS 2021年第3期420-430,共11页
Chimeric antigen receptor T(CAR-T)cell therapy is the novel treatment strategy for hematological malignancies such as acute lymphoblastic leukemia(ALL),lymphoma and multiple myeloma.However,treatment-related toxicitie... Chimeric antigen receptor T(CAR-T)cell therapy is the novel treatment strategy for hematological malignancies such as acute lymphoblastic leukemia(ALL),lymphoma and multiple myeloma.However,treatment-related toxicities such as cytokine release syndrome(CRS)and immune effector cell-associated neurotoxicity syndrome(ICANS)have become significant hurdles to CAR-T treatment.Multiple strategies were established to alter the CAR structure on the genomic level to improve efficacy and reduce toxicities.Recently,the innovative gene-editing technology-clustered regularly interspaced short palindromic repeats(CRISPR)/CRISPR-associated nuclease9(Cas9)system,which particularly exhibits preponderance in knock-in and knockout at specific sites,is widely utilized to manufacture CAR-T products.The application of CRISPR/Cas9 to CAR-T cell therapy has shown promising clinical results with minimal toxicity.In this review,we summarized the past achievements of CRISPR/Cas9 in CAR-T therapy and focused on the potential CAR-T targets. 展开更多
关键词 chimeric antigen receptor T cell treatment clustered regularly interspaced short palindromic repeats(CRISPR)/CRISPR-associated nuclease9 gene editing IMMUNOTHERAPY hematologic malignancy
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Prevention and management of hepatitis B virus reactivation in patients with hematological malignancies in the targeted therapy era 被引量:10
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作者 Joyce Wing Yan Mak Alvin Wing Hin Law +3 位作者 Kimmy Wan Tung Law Rita Ho Carmen Ka Man Cheung Man Fai Law 《World Journal of Gastroenterology》 SCIE CAS 2023年第33期4942-4961,共20页
Hepatitis due to hepatitis B virus(HBV)reactivation can be serious and potentially fatal,but is preventable.HBV reactivation is most commonly reported in patients receiving chemotherapy,especially rituximab-containing... Hepatitis due to hepatitis B virus(HBV)reactivation can be serious and potentially fatal,but is preventable.HBV reactivation is most commonly reported in patients receiving chemotherapy,especially rituximab-containing therapy for hematological malignancies and those receiving stem cell transplantation.Patients with inactive and even resolved HBV infection still have persistence of HBV genomes in the liver.The expression of these silent genomes is controlled by the immune system.Suppression or ablation of immune cells,most importantly B cells,may lead to reactivation of seemingly resolved HBV infection.Thus,all patients with hematological malignancies receiving anticancer therapy should be screened for active or resolved HBV infection by blood tests for hepatitis B surface antigen(HBsAg)and antibody to hepatitis B core antigen.Patients found to be positive for HBsAg should be given prophylactic antiviral therapy.For patients with resolved HBV infection,there are two approaches.The first is pre-emptive therapy guided by serial HBV DNA monitoring,and treatment with antiviral therapy as soon as HBV DNA becomes detectable.The second approach is prophy-lactic antiviral therapy,particularly for patients receiving high-risk therapy,especially anti-CD20 monoclonal antibody or hematopoietic stem cell transplantation.Entecavir and tenofovir are the preferred antiviral choices.Many new effective therapies for hematological malignancies have been introduced in the past decade,for example,chimeric antigen receptor(CAR)-T cell therapy,novel monoclonal antibodies,bispecific antibody drug conjugates,and small molecule inhibitors,which may be associated with HBV reactivation.Although there is limited evidence to guide the optimal preventive measures,we recommend antivi-ral prophylaxis in HBsAg-positive patients receiving novel treatments,including Bruton’s tyrosine kinase inhibitors,B-cell lymphoma 2 inhibitors,and CAR-T cell therapy.Further studies are needed to determine the risk of HBV reactivation with these agents and the best prophylactic strategy. 展开更多
关键词 Hepatitis B Hematologic neoplasms Chimeric antigen receptor-T cell therapy Monoclonal antibodies Bruton’s tyrosine kinase inhibitors Antiviral agents
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Predictive value of co-expression patterns of immune checkpoint molecules for clinical outcomes of hematological malignancies 被引量:1
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作者 Cunte Chen Yangqiu Li 《Chinese Journal of Cancer Research》 SCIE CAS CSCD 2023年第3期245-251,共7页
Co-expression of immune checkpoint(IC)molecules can exacerbate T cell exhaustion in patients with hematological malignancies(HMs)and contribute to the immune escape of tumor cells,which is related to poor clinical out... Co-expression of immune checkpoint(IC)molecules can exacerbate T cell exhaustion in patients with hematological malignancies(HMs)and contribute to the immune escape of tumor cells,which is related to poor clinical outcome.It is worth establishing and optimizing an ideal prediction model based on the co-expression patterns of IC molecules to evaluate the immune status of HM patients and predict their clinical outcome.In this perspective,we summarize the co-expression patterns of IC molecules and their importance as biomarkers that predict the prognosis of patients with different HMs,providing new insights for designing dual IC blockades(ICBs). 展开更多
关键词 Immune checkpoint T cell exhaustion co-expression pattern PROGNOSIS hematological malignancy
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Sarcopenia and gut microbiota alterations in patients with hematological diseases before and after hematopoietic stem cell transplantation 被引量:1
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作者 Boshi Wang Wei Hu +4 位作者 Xue Zhang Yanchao Cao Lin Shao Xiaodong Xu Peng Liu 《Chinese Journal of Cancer Research》 SCIE CAS CSCD 2023年第4期386-398,共13页
Objective: The aim of this study was to investigate the prevalence of sarcopenia(SP) and its relationship with gut microbiota alterations in patients with hematological diseases before and after hematopoietic stem cel... Objective: The aim of this study was to investigate the prevalence of sarcopenia(SP) and its relationship with gut microbiota alterations in patients with hematological diseases before and after hematopoietic stem cell transplantation(HSCT).Methods: A total of 108 patients with various hematological disorders were selected from Peking University People’s Hospital. SP was screened and diagnosed based on the 2019 Asian Sarcopenia Diagnosis Strategy. Physical measurements and fecal samples were collected, and 16S rRNA gene sequencing was conducted. Alpha and beta diversity analyses were performed to evaluate gut microbiota composition and diversity.Results: After HSCT, significant decreases in calf circumference and body mass index(BMI) were observed,accompanied by a decline in physical function. Gut microbiota analyses revealed significant differences in the relative abundance of Enterococcus, Bacteroides, Blautia and Dorea species before and after HSCT(P<0.05). Before HSCT, sarcopenic patients had lower Dorea levels and higher Phascolarctobacterium levels than non-sarcopenia patients(P<0.01). After HSCT, no significant differences in species abundance were observed. Alpha diversity analysis showed significant differences in species diversity among the groups, with the highest diversity in the postHSCT 90-day group and the lowest in the post-HSCT 30-day group. Beta diversity analysis revealed significant differences in species composition between pre-and post-HSCT time points but not between SP groups. Linear discriminant analysis effect size(LEfSe) identified Alistipes, Rikenellaceae, Alistipes putredinis, Prevotellaceae defectiva and Blautia coccoides as biomarkers for the pre-HSCT sarcopenia group. Functional predictions showed significant differences in anaerobic, biofilm-forming and oxidative stress-tolerant functions among the groups(P<0.05).Conclusions: This study demonstrated a significant decline in physical function after HSCT and identified potential gut microbiota biomarkers and functional alterations associated with SP in patients with hematological disorders. Further research is needed to explore the underlying mechanisms and potential therapeutic targets. 展开更多
关键词 SARCOPENIA hematological diseases hematopoietic stem cell transplantation gut microbiota 16S rRNA gene sequencing
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Continuous renal replacement therapy with oXiris®in patients with hematologically malignant septic shock:A retrospective study
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作者 Juan Wang Shu-Run Wei +10 位作者 Tong Ding Li-Ping Zhang Zhi-Hua Weng Ming Cheng Yang Zhou Meng Zhang Fang-Jun Liu Bei-Bei Yan Dan-Feng Wang Ming-Wen Sun Wei-Xin Cheng 《World Journal of Clinical Cases》 SCIE 2023年第26期6073-6082,共10页
BACKGROUND The mortality rate from septic shock in patients with hematological malignancies(HMs)remains significantly higher than that in patients without HMs.A longer resuscitation time would definitely be harmful be... BACKGROUND The mortality rate from septic shock in patients with hematological malignancies(HMs)remains significantly higher than that in patients without HMs.A longer resuscitation time would definitely be harmful because of the irreversibly immunocompromised status of the patients.Shortening the resuscitation time through continuous renal replacement therapy(CRRT)with oXiris^(■)would be an attractive strategy in managing such patients.AIM To explore the effects of CRRT and oXiris^(■)in shortening the resuscitation time and modifying the host response by reducing inflammation mediator levels.METHODS Forty-five patients with HM were diagnosed with septic shock and underwent CRRT between 2018 and 2022.Patients were divided into two groups based on the hemofilter used for CRRT(oXiris^(■)group,n=26;M150 group,n=19).We compared the number of days of negative and total fluid balance after 7 d of CRRT between the groups.The heart rate,norepinephrine dose,Sequential Organ Failure Assessment(SOFA)score,and blood lactic acid levels at different time points in the two groups were also compared.Blood levels of inflammatory mediators in the 26 patients in the oXiris^(■)group were measured to further infer the possible mechanism.RESULTS The average total fluid balance after 7 d of CRRT in the oXiris^(■)group was significantly lower than that of patients in the M150 hemofilter group.The SOFA scores of patients after CRRT with oXiris^(■)therapy were significantly lower than those before treatment on day 1(d1),d3 and d7 after CRRT;these parameters were also significantly lower than those of the control group on d7.The lac level after oXiris^(■)therapy was significantly lower than that before treatment on d3 and d7 after CRRT.There were no significant differences in the above parameters between the two groups at the other time points.In the oXiris^(■)group,procalcitonin levels decreased on d7,whereas interleukin-6 and tumor necrosis factor levels decreased significantly on d3 and d7 after treatment.CONCLUSION CRRT with oXiris^(■)hemofilter may improve hemodynamics by reducing inflammatory mediators and playing a role in shortening the resuscitation period and decreasing total fluid balance in the resuscitation phases. 展开更多
关键词 hematological malignancy Septic shock oXiris®hemofilter Blood purification Fluid balance
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Recent progresson nuclear export protein XPO1 inhibitor in the treatment of hematological malignancies
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作者 GAO Ya-ya LI Hong GAO Guang-xun 《Journal of Hainan Medical University》 CAS 2023年第24期67-72,共6页
Most tumor suppressor and growth-regulating proteins are transported via the plasmic nuclear transporter exportin 1(XPO1).Many malignancies have excessive XPO1 expression,which is associated with disease progression a... Most tumor suppressor and growth-regulating proteins are transported via the plasmic nuclear transporter exportin 1(XPO1).Many malignancies have excessive XPO1 expression,which is associated with disease progression and resistance to therapy.A novel class of anticancer medication called selective inhibitor of nuclear export(SINE)can down-regulate the levels of a number of antigenic proteins in the cytoplasm,activate tumor suppressor and other growth regulating proteins,and promote the nuclear retention and apoptosis of tumor cells.This article discusses the function of XPO1 in drug resistance and tumor development as well as the advancement of XPO1 inhibitor research for the treatment of hematological cancers. 展开更多
关键词 Exportin-1 Selinexor Hematologic malignancies Clinical trials
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Role of hematological parameters in pathogenesis of diabetes mellitus:A review of the literature
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作者 Sana Rafaqat Saira Rafaqat 《World Journal of Hematology》 2023年第3期25-41,共17页
Diabetes mellitus(DM)is characterized by hyperglycemia and abnormalities in insulin secretion and activity.There are numerous hematological parameters;however,this review article only focuses on red blood cells,hemogl... Diabetes mellitus(DM)is characterized by hyperglycemia and abnormalities in insulin secretion and activity.There are numerous hematological parameters;however,this review article only focuses on red blood cells,hemoglobin,hematocrit,red blood cell indices,platelet count,white blood cells,lymphocytes,neutrophils,monocytes,eosinophils,neutrophil-to-lymphocyte ratio,platelet-to-lymphocyte ratio,and monocyte-to-lymphocyte ratio,which play an essential role in the pathogenesis of DM.Also,this review article aims to report the relationship between these hematological parameters and the development of DM.In con-clusion,this article shows that increased levels of platelets,red blood cells,hematocrit,lymphocytes,eosinophils,neutrophils,neutrophil-to-lymphocyte ratio,platelet-to-lymphocyte ratio,and monocyte-to-lymphocyte ratio and decreased levels of hemoglobin are involved in the pathogenesis of DM.However,the role of basophils in DM is unknown yet. 展开更多
关键词 hematological parameters Diabetes mellitus PATHOGENESIS Type 2 diabetes mellitus
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Blockade of CD300A enhances the ability of human NK cells to lyse hematologic malignancies 被引量:1
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作者 Shuangcheng Li Tianci Wang +6 位作者 Xinghui Xiao Xiaodong Zheng Haoyu Sun Rui Sun Hongdi Ma Zhigang Tian Xiaohu Zheng 《Cancer Biology & Medicine》 SCIE CAS CSCD 2024年第4期331-346,共16页
Objective: The human cluster of differentiation(CD)300A, a type-I transmembrane protein with immunoreceptor tyrosine-based inhibitory motifs, was investigated as a potential immune checkpoint for human natural killer(... Objective: The human cluster of differentiation(CD)300A, a type-I transmembrane protein with immunoreceptor tyrosine-based inhibitory motifs, was investigated as a potential immune checkpoint for human natural killer(NK) cells targeting hematologic malignancies(HMs).Methods: We implemented a stimulation system involving the CD300A ligand, phosphatidylserine(PS), exposed to the outer surface of malignant cells. Additionally, we utilized CD300A overexpression, a CD300A blocking system, and a xenotransplantation model to evaluate the impact of CD300A on NK cell efficacy against HMs in in vitro and in vivo settings. Furthermore, we explored the association between CD300A and HM progression in patients.Results: Our findings indicated that PS hampers the function of NK cells. Increased CD300A expression inhibited HM lysis by NK cells. CD300A overexpression shortened the survival of HM-xenografted mice by impairing transplanted NK cells. Blocking PS–CD300A signals with antibodies significantly amplified the expression of lysis function-related proteins and effector cytokines in NK cells, thereby augmenting the ability to lyse HMs. Clinically, heightened CD300A expression correlated with shorter survival and an “exhausted” phenotype of intratumoral NK cells in patients with HMs or solid tumors.Conclusions: These results propose CD300A as a potential target for invigorating NK cell-based treatments against HMs. 展开更多
关键词 NK cell CD300A PHOSPHATIDYLSERINE immune checkpoint hematologic malignancy
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Preclinical evaluation of cyclophosphamide and fludarabine combined with CD19 CAR-T in the treatment of B-cell hematologic malignancies in vivo
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作者 ZHIGANG XIA MENGYAO TIAN +7 位作者 YUCAI CHENG WENFANG YI ZEFAN DU TIANWEN LI YUCHEN WEN LINDI LI YONG LIU CHUN CHEN 《Oncology Research》 SCIE 2024年第6期1109-1118,共10页
Background:Chimeric antigen receptor T(CAR-T)cell therapy has achieved marked therapeutic success in ameliorating hematological malignancies.However,there is an extant void in the clinical guidelines concerning the mo... Background:Chimeric antigen receptor T(CAR-T)cell therapy has achieved marked therapeutic success in ameliorating hematological malignancies.However,there is an extant void in the clinical guidelines concerning the most effective chemotherapy regimen prior to chimeric antigen receptor T(CAR-T)cell therapy,as well as the optimal timing for CAR-T cell infusion post-chemotherapy.Materials and Methods:We employed cell-derived tumor xenograft(CDX)murine models to delineate the optimal pre-conditioning chemotherapy regimen and timing for CAR-T cell treatment.Furthermore,transcriptome sequencing was implemented to identify the therapeutic targets and elucidate the underlying mechanisms governing the treatment regimen.Results:Our preclinical in vivo evaluation determined that a combination of cyclophosphamide and fludarabine,followed by the infusion of CD19 CAR-T cells five days subsequent to the chemotherapy,exerts the most efficacious therapeutic effect in B-cell hematological malignancies.Concurrently,RNA-seq data indicated that the therapeutic efficacy predominantly perturbs tumor cell metabolism,primarily through the inhibition of key mitochondrial targets,such as C-Jun Kinase enzyme(C-JUN).Conclusion:In summary,the present study offers critical clinical guidance and serves as an authoritative reference for the deployment of CD19 CAR-T cell therapy in the treatment of B-cell hematological malignancies. 展开更多
关键词 CD19 CAR-T B-cell hematologic malignancies Metabolism In vivo
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Navigating the complex terrain of hepatitis B virus reactivation in the era of Bruton tyrosine kinase inhibitors
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作者 Wei-Nung Liu Ming-Shen Dai +1 位作者 Felicia Lin Gen-Min Lin 《World Journal of Gastroenterology》 SCIE CAS 2024年第21期2748-2750,共3页
In this editorial,we offer a summary of the risk associated with hepatitis B reactivation(HBVr)in the setting of both solid and hematologic malignancies treated with Bruton tyrosine kinase(BTK)inhibitors,with insights... In this editorial,we offer a summary of the risk associated with hepatitis B reactivation(HBVr)in the setting of both solid and hematologic malignancies treated with Bruton tyrosine kinase(BTK)inhibitors,with insights derived from current studies.Furthermore,we emphasize the critical need for a framework regarding robust risk evaluation in patients undergoing such treatments.This framework is essential for identifying those at increased risk of HBVr,enabling healthcare providers to implement proactive measures to prevent reactivation and ensure the safe administration of BTK inhibitor therapy. 展开更多
关键词 Hepatitis B virus reactivation Bruton tyrosine kinase inhibitors Hematologic malignancies Solid tumors Prophylaxis guidelines
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Carrimycin in the treatment of acute promyelocytic leukemia combined with pulmonary tuberculosis: A case report
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作者 Fu-Yu Yang Lei Shao +1 位作者 Jie Su Zhen-Meng Zhang 《World Journal of Clinical Cases》 SCIE 2024年第3期623-629,共7页
BACKGROUND Pulmonary tuberculosis(PTB)is prevalent in immunocompromised populations,including patients with hematologic malignancies,human immunodeficiency virus infections,and chronic diseases.Effective treatment for... BACKGROUND Pulmonary tuberculosis(PTB)is prevalent in immunocompromised populations,including patients with hematologic malignancies,human immunodeficiency virus infections,and chronic diseases.Effective treatment for acute promyelocytic leukemia(APL)combined with PTB is lacking.These patients show an extremely poor prognosis.Therefore,studies should establish efficient treatment options to improve patient survival and prognosis.CASE SUMMARY A 60-year-old male with pain in the right side of his chest and a fever for 4 d visited the outpatient department of our hospital.Peripheral blood smear revealed 54%blasts.Following bone marrow examinations,variant APL with TNRC18-RARA fusion gene was diagnosed.Chest computed tomography scan showed bilateral pneumonitis with bilateral pleural effusions,partial atelectasis in the lower lobes of both lungs,and the bronchoalveolar lavage fluid gene X-Pert test was positive,indicative of PTB.Carrimycin,ethambutol(EMB),and isoniazid(INH)were administered since he could not receive chemotherapy as the WBC count decreased continuously.After one week of treatment with carrimycin,the patient recovered from fever and received chemotherapy.Chemotherapy was very effective and his white blood cells counts got back to normal.After being given five months with rifampin,EMB and INH and chemotherapy,the patient showed complete remission from pneumonia and APL.CONCLUSION We report a case of PTB treated successfully with carrimycin with APL that requires chemotherapy. 展开更多
关键词 Carrimycin Hematologic disease Acute myeloid leukemia Acute promyelocytic leukemia Pulmonary tuberculosis Case report
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Review of Baduanjin and resistance exercise for the mental health of patients with hematologic malignancies
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作者 Ya-Zhou Shen Feng Chen +6 位作者 Jia-Wen Yu Yan Zhang Ling-Xiang Lu Yong-Li Huo Si-Ting Chu Bing Cao Lei-Wen Tang 《World Journal of Psychiatry》 SCIE 2024年第8期1165-1173,共9页
Patients with hematological tumors experience physical and psychological stress,and negative psychological states.Baduanjin,an emerging psychological rehabil-itation method combined with resistance exercise,has receiv... Patients with hematological tumors experience physical and psychological stress,and negative psychological states.Baduanjin,an emerging psychological rehabil-itation method combined with resistance exercise,has received widespread attention.This study reviews the current status of the application of Baduanjin combined with resistance exercise in improving the negative psychological state of patients with hematological tumors and discusses its problems and prospects.Through a literature review and comprehensive analysis,the application of Baduanjin and resistance exercise in the psychological rehabilitation of patients with hematological tumors was identified and evaluated.The results showed that Baduanjin with resistance exercise had a positive effect on improving negative psychological states of patients with hematological tumors,which can alleviate anxiety,depression,and other adverse emotions,and improve quality of life.However,there is a lack of unified and standardized exercise intervention programs for practical application,and patient participation and compliance must be improved.Baduanjin combined with resistance exercise can potentially improve the negative psychological status of patients with hematological tumors;however,it is still necessary to further standardize and improve the exercise program improving patient participation and compliance.Future studies should strengthen theoretical exploration and empirical research,providing more effective psychological rehabilitation strategies for patients with hematological tumors. 展开更多
关键词 hematological tumors BADUANJIN Resistance exercise Negative psychological state Psychological rehabilitation
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Cervical myeloid sarcoma as an initial clinical manifestation: Four case reports
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作者 Jin-Ke Li Xiao-Xue Wang +1 位作者 Jia-Jun Fu Dan-Dan Zhang 《World Journal of Clinical Oncology》 2024年第10期1324-1332,共9页
BACKGROUND Cervical myeloid sarcoma(MS)is a rare hematological malignancy characterized by the formation of extramedullary soft tissue masses in the cervical region.Due to its uncommon presentation in the female repro... BACKGROUND Cervical myeloid sarcoma(MS)is a rare hematological malignancy characterized by the formation of extramedullary soft tissue masses in the cervical region.Due to its uncommon presentation in the female reproductive system,cervical MS poses significant diagnostic and therapeutic challenges.Consequently,there is a pressing need for more research and clinical experience to better understand,diagnose,and manage this condition effectively.CASE SUMMARY This report details four cases,the diagnostic process,treatment strategy,and outcomes,discussing cervical MS as an initial clinical manifestation.The disease exhibits varied clinical presentations,such as irregular vaginal bleeding and pa-lpation of cervical masses.The treatment approaches discussed include neoad-juvant chemotherapy,surgery,and postoperative chemotherapy,though mana-ging the disease remains challenging.The report also features a comprehensive literature review that underscores the importance of immunohistochemistry for accurate diagnosis,identifying key markers,including myeloperoxidase,cluster of differentiation(CD)68,and CD43,stressing the need for further research to improve treatment strategies and prognosis.CONCLUSION Immunohistochemical diagnosis and tailored therapeutic strategies are essential.Further research is crucial in improving outcomes and developing effective treatment protocols. 展开更多
关键词 Cervical myeloid sarcoma Hematologic malignancy Clinical characteristics DIAGNOSIS TREATMENT Case report
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Analysis of the Exploration of Hematology Integration Education Model Guided by“Social Learning Theory”
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作者 Li Jing Guangfeng He Ji-Rui Tang 《Journal of Clinical and Nursing Research》 2024年第2期178-184,共7页
Diseases of the blood system are highly complicated and involve many aspects.This article aimed to put forward the necessity of integrating quality and professional education,the necessity of learning logic,and the im... Diseases of the blood system are highly complicated and involve many aspects.This article aimed to put forward the necessity of integrating quality and professional education,the necessity of learning logic,and the importance of establishing an integrated medical education model when teaching about blood system diseases.According to the requirements of the new medical science,this article puts forward the integration of an“online+offline+clinical”medical education mode based on the social learning theory and a learning evaluation mode based on medical literacy.The fundamental task of cultivating human beings into clinical medical talents with professional ethics,independent learning abilities,interpersonal communication abilities,complex problem-solving abilities,innovative consciousness,and critical thinking was implemented.This article aims to propose an improved construction plan to create a new and improved teaching system in medicine. 展开更多
关键词 HEMATOLOGY Social learning FUSE New medicine
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