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pharmacognostical study and establishment of quality parameters of aerial parts of Costus speciosus-a well known tropical folklore medicine
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作者 pradeep singh Ratan Lal Khosa +6 位作者 Shruti Srivastava Garima Mishra Keshri Kishor Jha Sourabh Srivastava Sangeeta Ramesh Kumar Verma Mohd Adil Tahseen 《Asian Pacific Journal of Tropical Biomedicine》 SCIE CAS 2014年第6期486-491,共6页
Objective:To evaluate the diagnostic pharmacognostical characters of Costus speciosus(aerial parts)along with their physico-chemical parameters and fluorosence analysis.Method:The pharmacognostical characters were det... Objective:To evaluate the diagnostic pharmacognostical characters of Costus speciosus(aerial parts)along with their physico-chemical parameters and fluorosence analysis.Method:The pharmacognostical characters were determined in terms of macroscopy,microscopy,powder microscopy,leaf constant,fluorescence analysis and preliminary phytochemical investigation.Results:The findings of macroscopy revealed that leaves elliptic to oblong or oblong-lancoelate,thick,spirally arranged,with stem clasping sheaths up to 4 cm,flowers large,white,conelike terminal spikes,with bright red bracts.Transverse section of leaflet showed the presence of cuticularised epidermis with polygonal cells on adaxial surface and bluntly angled cells on abaxial surface of lamina,mesophyll cells differentiated in to single layered palisade cells on each surface and 2-3 layered spongy parenchyma,unicellular and uniseriate multicellular covering trichomes,paracytic stomata and vascular bundles surrounded by sclerenchymatous multicellular sheath.Preliminary phytochemical screening exhibited the presence of various phytochemical groups like alkaloids,glycosides,steroids,phenolic constituents.Further,the leaf constants,powder microscopy and fluorescence characteristics indicated outstanding results from this investigation Conclusions:Various pharmacognostical and physico-chemical parameters have pivotal roles in identification,authentication and establishment of quality parameters of the species. 展开更多
关键词 Costus speciosus QUALITY control PHYSICO-CHEMICAL parameters Microscopy Fluorescence analysis
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Blood:血管系统变化可能会导致阿兹海默症 被引量:1
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作者 Zu-Lin Chen Alexey S. Revenko +3 位作者 pradeep singh A. Robert MacLeod Erin H. Norris Sidney Strickland 《现代生物医学进展》 CAS 2017年第15期I0003-I0003,共1页
随着人口老龄化的趋势不断上升,阿兹海默症的发病成为越来越重要的健康问题。最近,科学家们试图利用各种手段清除患者大脑中造成疾病的斑块,但是药物的结果往往不尽如人意。来自洛克菲勒大学的科学家们利用一项最新的技术对阿兹海默... 随着人口老龄化的趋势不断上升,阿兹海默症的发病成为越来越重要的健康问题。最近,科学家们试图利用各种手段清除患者大脑中造成疾病的斑块,但是药物的结果往往不尽如人意。来自洛克菲勒大学的科学家们利用一项最新的技术对阿兹海默症发病的生物学机制进行了解。意想不到的是,他们发现了一种常见于血栓以及炎症反应中的血浆成分在一些患者体内也检查得到。这并不是第一次将阿兹海默症与心血管疾病联系在了一起。”有大量证据表明锻炼身体能够帮助维持血管的健康以及血流的稳定,同时也能够有效避免阿兹海默症的发生”,神经生物学家Sidney Strickland说道:”另外。我们知道阿兹海默症会影响血管系统,就像糖尿病那样,提高人们血管疾病的发生风险”。 展开更多
关键词 血管系统 心血管疾病 健康问题 人口老龄化 生物学机制 血浆成分 炎症反应 生物学家
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Hepatoprotective potential of ethanolic extract of Caesalpenia crista leaves against paracetamol induced hepatotoxicity in rats
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作者 Garima Mishra Ratan Lal Khosa +1 位作者 pradeep singh Keshri Kishor Jha 《Journal of Coastal Life Medicine》 2015年第1期78-82,共5页
Objective:To investigate the hepatoprotective activity of ethanolic extract of leaves of Caesalpenia crista(C.crista)against paracetamol induced hepatotoxicity in rats.Methods:Paracetamol(2 g/kg body weight)was used t... Objective:To investigate the hepatoprotective activity of ethanolic extract of leaves of Caesalpenia crista(C.crista)against paracetamol induced hepatotoxicity in rats.Methods:Paracetamol(2 g/kg body weight)was used to induce hepatotoxicity in albino rats.Ethanolic extract of leaves of C.crista was administered at the dose levels of 200 and 400 mg/kg body weight orally for 7 d.Silymarin(100 mg/kg)was used as standard drug.The hepatoprotective effect of ethanolic extract was evaluated by assessment of biochemical parameters such as serum glutamic oxaloacetic transaminase,serum glutamic pyruvic transaminase,serum alkaline phosphatase,bilirubin(total and direct),and triglycerides content.Histopathological study of rat liver was also done.Results:Administration of ethanolic extract at doses 200 mg/kg and 400 mg/kg body weight exhibited significant reduction in elevated level of serum marker enzymes,bilirubin(total and direct)and triglycerides when compared to positive control group.Conclusions:It is concluded that the ethanolic extract of C.crista leaves seems to justify the promising hepatoprotective effect on paracetamol induced liver damage in rats. 展开更多
关键词 Caeselpinia crista PARACETAMOL HEPATOPROTECTIVE SGOT SGPT BILIRUBIN Histopathology
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A phytopharmacological review on Justicia picta(Acanthaceae):A well known tropical folklore medicinal plant
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作者 pradeep singh Ratan Lal Khosa +1 位作者 Garima Mishra Mohd Adil Tahseen 《Journal of Coastal Life Medicine》 2015年第12期1000-1002,共3页
The Acanthaceae family is an important source of therapeutic drugs and the ethno pharmacological knowledge of this family requires urgent documentation as several of its species are near extinction.Justicia is the lar... The Acanthaceae family is an important source of therapeutic drugs and the ethno pharmacological knowledge of this family requires urgent documentation as several of its species are near extinction.Justicia is the largest genus of Acanthaceae with approximately 600 species.Aim of the present review is to present literature for the traditional uses&pharmacological review of Justicia picta(Family:Acanthaceae)and to discuss further priorities of research yet to be discovered. 展开更多
关键词 Justicia picta PHYTOCHEMISTRY ETHNOPHARMACOLOGY REVIEW Traditional uses
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Ethnobotany and phytopharmacology of Leea indica:An overview
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作者 Garima Mishra Ratan Lal Khosa +1 位作者 pradeep singh Mohd Adil Tahseen 《Journal of Coastal Life Medicine》 2016年第1期69-72,共4页
Herbal drug therapy is the most trusted system of medicine in countries like India,where people strongly believe in Ayurveda as herbs are the part of rural Indian lifestyle.Most of the diseases which have no medicine ... Herbal drug therapy is the most trusted system of medicine in countries like India,where people strongly believe in Ayurveda as herbs are the part of rural Indian lifestyle.Most of the diseases which have no medicine in allopathic system can be cured successfully by using traditional medicines.Leea indica,a traditional Chinese medicinal plant is the sole member of the family Leeaceae,which is closely related to the economically important grape family,Vitaceae.It is widely distributed from Southern Asia to Northern Oceania.The plant parts are enriched with various bioactive compounds such as gallic acid,quercitrin,β-amyrin,β-sitosterol and lupeol,etc.Traditionally,it is used to treat itchy skin,fever,diarrhea,and body aches.The current review attempts to encompass the available literature on Leea indica with respect to its phytochemistry,traditional uses and gist of its various pharmacological activities. 展开更多
关键词 Leea indica PHYTOCHEMISTRY ETHNOPHARMACOLOGY REVIEW
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