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1178篇 您的检索式:作者名="Mishra B"
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1The role and significance of Magnesium in modern day research-A review显示文摘Magnesium is one of the largely available elements in the earth’s crust. It has a low structural density with high specific strength. This unique material property has forced an increase in the use of magnesium and its alloys in various applications pertaining to industrial sector,automobiles, aerospace and biomedical. Since magnesium is a highly reactive metal, it is prone to higher rate of corrosion as compared to its counterparts. Thus, it is essential to analyze the corrosion behavior of magnesium and its alloys in its applications. An appropriate process is to be followed in the design and development of magnesium alloys which overcome the limitations of magnesium and enhance the desired material properties in accordance to their applications. This review paper summarizes the importance of magnesium and its material properties. The influence of various alloying elements on the mechanical properties of magnesium is reviewed. The broad classification of Mg alloys and their behavioral trends are detailed. The corrosion behavior of magnesium and the influence of corrosion products on the material characteristics of magnesium, in aqueous medium, are discussed. The manufacturing techniques of magnesium alloys along with the secondary techniques are also covered. The various applications and the limitations of magnesium in these applications are covered. A complete section is dedicated towards detailing the recent trends of magnesium(Mg) alloys, i.e., the biodegradable nature and applications of Mg alloys. The influence of biocorrosion on Mg alloys and techniques to overcome it have been deliberated. This paper provides a thorough review on recent developments of magnesium with respect to engineering applications.S V Satya Prasad S B Prasad Kartikey Verma Raghvendra Kumar Mishra Vikas Kumar Subhash Singh 2022Journal of Magnesium and Alloys2022,10,1:11
2Human sperm immobilization effect of Carica papaya seed extracts: an in vitro study显示文摘Aim: To examine if the seed extracts of Carica papaya, which showed antispermatogenic/sperm immobilization properties in animal models, could cause human sperm immobilization in vitro. Methods: Chloroform extract, benzene chromatographic fraction of the chloroform extract, its methanol and ethyl acetate sub-fractions and the isolated compounds from the sub-fractions i.e., ECP 1 & 2 and MCP 1 & 2, of the seeds of Cadca papaya were used at concentrations of 0.1%, 0.5%, 1% and 2%. Sperm motility was assessed immediately after addition of extracts and every 5 minutes thereafter for 30 minutes. Results: There were dose-dependent spermicidal effects showing an instant fall in the sperm motility to less than 20 % at 2 % concentration. Isolated compounds ECP 1 & 2 were more effective inducing a motility of less than 10%. Many of the spermatozoa became vibratory on the spot. Total inhibition of motility was observed within 20 - 25 min at all concentrations of all products. Scanning and transmission electron microscopy revealed deleterious changes in the plasma membrane of the head and mid-piece of spermatozoa. Sperm viability test and the number of abnormal spermatozoa after completion of incubation suggested that the spermatozoa were infertile. The effects were spermicidal but not spermiostatic as revealed by the sperm revival test. Conclusion: The results reveal spermicidal activity in vitro of the seed extracts of Carica papaya.Nirmal K Lohiya Lalit K Kothari B Manivannan Pradyumna K Mishra Neelam Pathak 2000Asian Journal of Andrology2000,2,2:6
3Inflammatory bowel disease:Therapeutic limitations and prospective of the stem cell therapy显示文摘Inflammatory bowel disease(IBD),consisting primarily of ulcerative colitis and Crohn’s disease,is a group of debilitating auto-immune disorders,which also increases the risk of colitis-associated cancer.However,due to the chronic nature of the disease and inconsistent treatment outcomes of current anti-IBD drugs(e.g.,approximately 30%non-responders to anti-TNFαagents),and related serious side effects,about half of all IBD patients(in millions)turn to alternative treatment options.In this regard,mucosal healing is gaining acceptance as a measure of disease activity in IBD patients as recent studies have correlated the success of mucosal healing with improved prognosis.However,despite the increasing clinical realization of the significance of the concept of mucosal healing,its regulation and means of therapeutic targeting remain largely unclear.Here,stemcell therapy,which uses hematopoietic stem cells or mesenchymal stem cells,remains a promising option.Stem cells are the pluripotent cells with ability to differentiate into the epithelial and/or immune-modulatory cells.The overreaching concept is that the stem cells can migrate to the damaged areas of the intestine to provide curative help in the mucosal healing process.Moreover,by differentiating into the mature intestinal epithelial cells,the stem cells also help in restoring the barrier integrity of the intestinal lining and hence prevent the immunomodulatory induction,the root cause of the IBD.In this article,we elaborate upon the current status of the clinical management of IBD and potential role of the stem cell therapy in improving IBD therapy and patient’s quality of life.Rangnath Mishra Punita Dhawan Anand S Srivastava Amar B Singh 2020World Journal of Stem Cells2020,12,10:4
4根据印度一些以碳酸盐为容矿岩石的块状硫化物矿床中...显示文摘Mishra,B 沈建忠 1991国外矿床地质1991,,2:2
5On the determination of contact parameters for realistic: DEM simulations of ball mills 显示文摘Mishra B K Murty C V R 2001Powder Technology2001,115,:1
6Loss of cooperative function of transforming growth factor-beta sigaling proteins,smad3 with embryonic liver fodrin,a beta-spectrin,in primary biliary cirrhosis显示文摘MISHRA B TANG Y KALURI V 2004Liver Int2004,24,:1
7Application of liquid/sol- id fluidization technique in beneficiation of fines 显示文摘Mukherjee A K Mishra B K Kumar R V 2009International Journal of Mineral Processing2009,92,12:1
8Clinical updates on carve-dilol:a first choice beta-blocker in the treatment of cardiovascular dis-eases显示文摘Chakraborty S Shukla D Mishra B 0,,02:1
9Mineralogy and geochemistry of pegmatite-hosted Sn-Ta-Nb-and Zr-Hf-bearing minerals from the southeastern part of the Bastar-Malkangiri Pegmatite Belt, Central In- dia显示文摘Pal D C Mishra B and Bernhardt H J 2007Ore Geology Reviews2007,,3:1
10Prediction of hydrogen absorption behavior in AB5 hydrogen storage alloys by electronic techniques 显示文摘Termsuksawad P Niyomsoan S Mishra B 2005Materials Science and Engineer- ing: B2005,117,1:1
11Mechanism of particle separation and analysis of fish-hook phenomenon in a circulating air classifier显示文摘ESWARAIAH C ANGADI S I MISHRA B K 2012Powder Technology2012,218,:1
12Design development and biopharmaceutical properties of buccoadhesive compacts of pentazocine显示文摘 Mishra B 1999Drug Dev Ind Pharm1999,25,6:1
13Effects of the substrate to chamber wall distance on the structure and properties of CrAlN films deposited by pulsed-closed field unbalanced magnetron sputtering (P-CFUBMS) 显示文摘L1N J MISHRA B MOORE J J SPROUL W D REES J A 2007Surface and Coatings Technology2007,201,1617:1
14Gigahertz frequency tunable noise suppressor using nickel nanorod arrays and Permalloy films显示文摘KUANR B K MARSON R MISHRA S R KUANR A V CAMLEY R E CELINSKI Z J 2009J Appl Phys2009,105,:1
15Adsorption of benzaldehyde on granular activated carbon:Kinetics,equilibrium,andthermodynamic source显示文摘Rajoriya R K Prasad B Mishra I M 2007Chemical and Biochemical Engineering Quarterly2007,21,3:1
16Nutritional of chronic obstructive puhnonary disease patients admitted in hospita with acute exacedbation显示文摘Gupta B Kant S Mishra R 2010J ClinMedRes2010,2,2:1
17Production of nanocellulose from native cellulose-various options utilizing ultrasound显示文摘Mishra S P Manent A S Chabot B 2012BioResources2012,7,1:1
18Epidemic model for active infectious nodes in computersub-networks显示文摘Mishra B K Nayak P K 0,,:1
19Insights into heap bioleaching of low grade chalcopyrite ores--A pilot scale study显示文摘PANDA S SAN JAY K SUKLA L B PRADHAN N SUBBAIAH T MISHRA B K PRASAD M S R RAY S K 2012Hydrometallurgy2012,125,:1
20Baselines representing blood glucose clearance improve in vitro prediction of the glycaemic impact of customarily consumed food quantities显示文摘Monro JA Mishra S Venn B 2010British Journal of Nutrition2010,103,:1
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