Despite major achievements in the treatment ofchronic hepatitis C with the combination ofinterferons and the nucleoside analog ribavirin themajority of patients with chronic hepatitis C virus(HCV) infection cannot be ...Despite major achievements in the treatment ofchronic hepatitis C with the combination ofinterferons and the nucleoside analog ribavirin themajority of patients with chronic hepatitis C virus(HCV) infection cannot be treated effectively.Toimprove this response rate we used antisensetechnologies to inhibit HCV translation as possibleadditional option for experimental treatment.Antisense oligodeoxynucleotides(ODN) are展开更多
AIM To clone expressed genes associated withrepair of irradiation-damaged mice intestinalgland cells treated by small intestinal RNA,andto explore the molecular mechanism ofexogenous nucleic acids improving repair ofi...AIM To clone expressed genes associated withrepair of irradiation-damaged mice intestinalgland cells treated by small intestinal RNA,andto explore the molecular mechanism ofexogenous nucleic acids improving repair ofintestinal crypt.METHODS The animal mode of test group andcontrol group was established,forty-five micebeing irradiated by γ ray were treated with smallintestinal RNA as test group,forty mice beingirradiated by γ ray were treated withphysiological saline as control group,five micewithout irradiation were used as normal control,their jejunal specimens were collectedrespectively at 6h,12h,24h,4d and 8d afterirradiation.Then by using LD-PCR based onsubtractive hybridization,these gene fragmentsdifferentially expressed between test group andcontrol group were obtained,and then werecloned into T vectors as well as beingsequenced.Obtained sequences were screenedagainst.GeneBank,if being new sequences,they were submitted to GeneBank.RESULTS Ninety clones were associated withrepair of irradiation-damaged intestinal glandcells treated by intestinal RNA.These clonesfrom test group of 6h,12h,24h,4d and 8dwere respectively 18,22,25,13,12.By screening against GeneBank,18 of which werenew sequences,the others were dramaticallysimilar to the known sequences,mainly similarto hsp,Nmi,Dutt1,alkaline phosphatase,homeobox,anti-CEA ScFv antibody,arginine/serine kinase and BMP-4,repA.Eighteen genefragments were new sequences,their acceptnumbers in GeneBank were respectivelyAF240164-AF240181.CONCLUSION Ninety clones were obtained tobe associated with repair of irradiation-damagedmice intestinal gland cells treated by smallintestinal RNA,which may be related toabnormal expression of genes and matchedproteins of hsp,Nmi,Duttl,Na,K-ATPase,alkalineph-osphatase,glkA,single strandedreplicative centromeric gene as well as 18 newsequences.展开更多
目的比较两种中度宫腔粘连治疗方案的疗效。方法将120例中度宫腔粘连患者随机分为两组,研究组：60例,采用治疗方案A：宫腔粘连分离术后立即宫腔内留置Foley导管并注入2 mL透明质酸钠凝胶（HA）,术后第3天再次于宫腔内注入2 mL HA,术后第...目的比较两种中度宫腔粘连治疗方案的疗效。方法将120例中度宫腔粘连患者随机分为两组,研究组：60例,采用治疗方案A：宫腔粘连分离术后立即宫腔内留置Foley导管并注入2 mL透明质酸钠凝胶（HA）,术后第3天再次于宫腔内注入2 mL HA,术后第4天取出Foley导管并上宫型环,同时予雌孕激素人工周期治疗3个月;对照组60例,采用治疗方案B：除术后第3天宫腔内未注入HA外,其余治疗方法均同研究组。所有患者均于术后第3次月经干净3~7 d内复查宫腔镜,观察两组的宫腔粘连复发情况及月经改善情况,以初步评价两种治疗方案的疗效。结果研究组粘连复发率15%,月经改善率90%;对照组粘连复发率31.67%,月经改善率71.67%,两组比较差异具有显著性（P值均〈0.05）。结论对于中度宫腔粘连的患者,治疗方案A的疗效明显优于治疗方案B,值得进一步探讨其临床推广应用价值。展开更多
目的探讨蒿鳖养阴软坚方治疗CCl4等所致肝纤维化的作用。方法0.5 ml CCl4/100 g wt皮下注射16次(后15次注射用CCl4∶橄榄油=4∶6,V/V)辅以10%乙醇为饮料制备肝纤维化模型,成模后以蒿鳖养阴软坚方治疗,灌胃用药[24.48 g/kg(生药/体重)和8...目的探讨蒿鳖养阴软坚方治疗CCl4等所致肝纤维化的作用。方法0.5 ml CCl4/100 g wt皮下注射16次(后15次注射用CCl4∶橄榄油=4∶6,V/V)辅以10%乙醇为饮料制备肝纤维化模型,成模后以蒿鳖养阴软坚方治疗,灌胃用药[24.48 g/kg(生药/体重)和8.16 g/kg,每周6 d]2个月。结果8.16 g/kg蒿鳖养阴软坚方能明显降低肝纤维化大鼠肝组织胶原蛋白含量及血清透明质酸和IV型胶原(P<0.05)。结论蒿鳖养阴软坚方具有治疗CCl4等所致肝纤维化的作用。展开更多
Food must supply a balance of nutrients to support both brain and body.The human brain makes us uniquely human.Essential fatty acids are part of the metabolic pathways that define tissue structure and function.Omega-6...Food must supply a balance of nutrients to support both brain and body.The human brain makes us uniquely human.Essential fatty acids are part of the metabolic pathways that define tissue structure and function.Omega-6(O6)linoleic acid(LA6)has long been known to be required for skin structure,and as a precursor for inflammatory,thrombotic,immune,and other signaling molecules.Omega-3(O3)alpha-linolenic acid(ALA3)and particularly its long chain product docosahexaenoic acid(DHA3)has a key structural role in the brain,retina,and related neural tissue.In the 20 th century western world,inexpensive,high quality oils primarily from LA6-rich/O3-poor vegetable seed oils became dominant fats produced by the food industry.Provision of LA6-rich/O3-poor oils as the sole source of fat in the diets of pregnant animals causes O3 deficiency and poor brain development,primarily because high LA6 antagonizes metabolism of all O3,creating an artificial metabolic demand for O3.Data developed over the last 2~3 decades show that provision of low LA6 combined with preformed DHA3 optimizes brain function.Recent studies emphasize the importance of nutrition to support brain development,with newer findings showing particular importance of fatty acid balance in malnourished children.The World Health Organization(WHO)through the Codex Alimentarius(“Code for Food”)is increasingly recognizing the primacy of brain health and in part on that basis recently acted to recommend balanced fat for Ready-to-Use-Therapeutic Foods used to treat children with severe acute malnutrition.Similar principles are likely to be important in older persons.Industry now has the tools to adjust the composition of oils to support brain health throughout the life cycle.展开更多
文摘Despite major achievements in the treatment ofchronic hepatitis C with the combination ofinterferons and the nucleoside analog ribavirin themajority of patients with chronic hepatitis C virus(HCV) infection cannot be treated effectively.Toimprove this response rate we used antisensetechnologies to inhibit HCV translation as possibleadditional option for experimental treatment.Antisense oligodeoxynucleotides(ODN) are
基金"211"project fund (No.98X207)National Natural Science Foundation of China,No.38970279
文摘AIM To clone expressed genes associated withrepair of irradiation-damaged mice intestinalgland cells treated by small intestinal RNA,andto explore the molecular mechanism ofexogenous nucleic acids improving repair ofintestinal crypt.METHODS The animal mode of test group andcontrol group was established,forty-five micebeing irradiated by γ ray were treated with smallintestinal RNA as test group,forty mice beingirradiated by γ ray were treated withphysiological saline as control group,five micewithout irradiation were used as normal control,their jejunal specimens were collectedrespectively at 6h,12h,24h,4d and 8d afterirradiation.Then by using LD-PCR based onsubtractive hybridization,these gene fragmentsdifferentially expressed between test group andcontrol group were obtained,and then werecloned into T vectors as well as beingsequenced.Obtained sequences were screenedagainst.GeneBank,if being new sequences,they were submitted to GeneBank.RESULTS Ninety clones were associated withrepair of irradiation-damaged intestinal glandcells treated by intestinal RNA.These clonesfrom test group of 6h,12h,24h,4d and 8dwere respectively 18,22,25,13,12.By screening against GeneBank,18 of which werenew sequences,the others were dramaticallysimilar to the known sequences,mainly similarto hsp,Nmi,Dutt1,alkaline phosphatase,homeobox,anti-CEA ScFv antibody,arginine/serine kinase and BMP-4,repA.Eighteen genefragments were new sequences,their acceptnumbers in GeneBank were respectivelyAF240164-AF240181.CONCLUSION Ninety clones were obtained tobe associated with repair of irradiation-damagedmice intestinal gland cells treated by smallintestinal RNA,which may be related toabnormal expression of genes and matchedproteins of hsp,Nmi,Duttl,Na,K-ATPase,alkalineph-osphatase,glkA,single strandedreplicative centromeric gene as well as 18 newsequences.
文摘目的比较两种中度宫腔粘连治疗方案的疗效。方法将120例中度宫腔粘连患者随机分为两组,研究组：60例,采用治疗方案A：宫腔粘连分离术后立即宫腔内留置Foley导管并注入2 mL透明质酸钠凝胶（HA）,术后第3天再次于宫腔内注入2 mL HA,术后第4天取出Foley导管并上宫型环,同时予雌孕激素人工周期治疗3个月;对照组60例,采用治疗方案B：除术后第3天宫腔内未注入HA外,其余治疗方法均同研究组。所有患者均于术后第3次月经干净3~7 d内复查宫腔镜,观察两组的宫腔粘连复发情况及月经改善情况,以初步评价两种治疗方案的疗效。结果研究组粘连复发率15%,月经改善率90%;对照组粘连复发率31.67%,月经改善率71.67%,两组比较差异具有显著性（P值均〈0.05）。结论对于中度宫腔粘连的患者,治疗方案A的疗效明显优于治疗方案B,值得进一步探讨其临床推广应用价值。
文摘目的探讨蒿鳖养阴软坚方治疗CCl4等所致肝纤维化的作用。方法0.5 ml CCl4/100 g wt皮下注射16次(后15次注射用CCl4∶橄榄油=4∶6,V/V)辅以10%乙醇为饮料制备肝纤维化模型,成模后以蒿鳖养阴软坚方治疗,灌胃用药[24.48 g/kg(生药/体重)和8.16 g/kg,每周6 d]2个月。结果8.16 g/kg蒿鳖养阴软坚方能明显降低肝纤维化大鼠肝组织胶原蛋白含量及血清透明质酸和IV型胶原(P<0.05)。结论蒿鳖养阴软坚方具有治疗CCl4等所致肝纤维化的作用。
基金US National Institutes of Health(R01s AT007003,GM103437,GM71534,EY10208,GM49209)Unorthodox Philanthropy+3 种基金Open Philanthropythe Hickey Family Foundationthe Children’s Discovery InstituteWiley Companies。
文摘Food must supply a balance of nutrients to support both brain and body.The human brain makes us uniquely human.Essential fatty acids are part of the metabolic pathways that define tissue structure and function.Omega-6(O6)linoleic acid(LA6)has long been known to be required for skin structure,and as a precursor for inflammatory,thrombotic,immune,and other signaling molecules.Omega-3(O3)alpha-linolenic acid(ALA3)and particularly its long chain product docosahexaenoic acid(DHA3)has a key structural role in the brain,retina,and related neural tissue.In the 20 th century western world,inexpensive,high quality oils primarily from LA6-rich/O3-poor vegetable seed oils became dominant fats produced by the food industry.Provision of LA6-rich/O3-poor oils as the sole source of fat in the diets of pregnant animals causes O3 deficiency and poor brain development,primarily because high LA6 antagonizes metabolism of all O3,creating an artificial metabolic demand for O3.Data developed over the last 2~3 decades show that provision of low LA6 combined with preformed DHA3 optimizes brain function.Recent studies emphasize the importance of nutrition to support brain development,with newer findings showing particular importance of fatty acid balance in malnourished children.The World Health Organization(WHO)through the Codex Alimentarius(“Code for Food”)is increasingly recognizing the primacy of brain health and in part on that basis recently acted to recommend balanced fat for Ready-to-Use-Therapeutic Foods used to treat children with severe acute malnutrition.Similar principles are likely to be important in older persons.Industry now has the tools to adjust the composition of oils to support brain health throughout the life cycle.
