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43篇 您的检索式:作者名="Hardik"
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1One step synthesis of pyrido[1,2-a]benzimidazole derivatives of aryloxypyrazole and their antimicrobial evaluation显示文摘A new series of pyrido[1,2-α]benzimidazole derivatives bearing the aryloxypyrazole nucleus have been synthesized by base-catalyzed cyclocondensation reaction through multi-component reaction(MCR) approach.All the synthesized compounds were investigated against a representative panel of pathogenic strains using broth microdilution minimum inhibitory concentration(MIC) method for their in vitro antimicrobial activity.Reviewing the data,majority of the compounds were found to be active against employed pathogens.SAR study explores that antimicrobial activity is strongly depends on the nature of the substituents at the ether linked aryl ring attached to the pyrazole unit,together with the substituent present on the C_5 of the benzimidazole unit.Hardik H.Jardosh Chetan B.Sangani Manish P.Patel Ranjan G.Patel 2013Chinese Chemical Letters2013,24,2:9
2Comparison of split-dosing vs non-split(morning) dosing regimen for assessment of quality of bowel preparation for colonoscopy显示文摘AIM: To compare(using the Ottawa Bowel Preparation Scale) the efficacy of split-dose vs morning administration of polyethylene glycol solution for colon cleansing in patients undergoing colonoscopy, and to assess the optimal preparation-to-colonoscopy interval.METHODS: Single-centre, prospective, randomized, investigator-blind stud in an academic tertiarycare centre. Two hundred patients requiring elective colonoscopy were assigned to receive one of the two preparation regimens(split vs morning) prior to colonoscopy. Main outcome measurements were bowel preparation quality and patient tolerability.RESULTS: Split-dose regimen resulted in better bowel preparation compared to morning regimen [Ottawascore mean 5.52(SD 1.23) vs 6.02(1.34); P = 0.017]. On subgroup analysis, for afternoon procedures, both the preparations were equally effective(P = 0.756). There was no difference in tolerability and compliance between the two regimens.CONCLUSION: Overall, previous evening- same morning split-dosing regimen results in better bowel cleansing for colonoscopy compared to morning preparation. For afternoon procedures, both schedules are equally effective; morning preparation may be more convenient to the patient.Hardik Shah Devendra Desai Hrishikesh Samant Sandeep Davavala Anand Joshi Tarun Gupta Philip Abraham 2014World Journal of Gastrointestinal Endoscopy2014,6,12:8
3Therapeutic potential of snake venom in cancer therapy:current perspectives显示文摘Many active secretions produced by animals have been employed in the development of new drugs to treat diseases such as hypertension and cancer.Snake venom toxins coutributed significantly to the treatment of many medical conditions.There are many published studies describing and elucidating the anti-cancer potential of snake venom.Cancer therapy is one of the main areas for the use of protein peptides and enzymes originating from animals of different species.Some of these proteins or peptides and enzymes from snake venom when isolated and evaluated may bind specifically to cancer cell membranes,affecting the migration and proliferation of these cells.Some of substances found in the snake venom present a great potential as anti-tumor agent.In this review,we presented the main results of recent years of research involving the active compounds of snake venom that have anticancer activity.Vivek Kumar Vyas Keyur Brahmbhatt Hardik Bhatt Utsav Parmar 2013Asian Pacific Journal of Tropical Biomedicine2013,3,2:5
4All ileo-cecal ulcers are not Crohn's:Changing perspectives of symptomatic ileocecal ulcers显示文摘AIM To investigated clinical,endoscopic and histopathological parameters of the patients presenting with ileocecal ulcers on colonoscopy.METHODS Consecutive symptomatic patients undergoing colonoscopy,and diagnosed to have ulcerations in the ileocecal(I/C) region,were enrolled.Biopsy was obtained and theirclinical presentation and outcome were recorded.RESULTS Out of 1632 colonoscopies,104 patients had ulcerations in the I/C region and were included in the study.Their median age was 44.5 years and 59% were males.The predominant presentation was lower GI bleed(55,53%),pain abdomen ± diarrhea(36,35%),fever(32,31%),and diarrhea alone(9,9%).On colonoscopy,terminal ileum was entered in 96(92%) cases.The distribution of ulcers was as follows:Ileum alone 40%(38/96),cecum alone 33%(32/96),and both ileum plus cecum 27%(26/96).The ulcers were multiple in 98% and in 34% there were additional ulcers elsewhere in colon.Based on clinical presentation and investigations,the etiology of ulcers was classified into infective causes(43%) and noninfective causes(57%).Fourteen patients(13%) were diagnosed to have Crohn's disease(CD).CONCLUSION Non-specific ileocecal ulcers are most common ulcers seen in ileo-cecal region.And if all infections are clubbed together then infection is the most common(> 40%) cause of ulcerations of the I/C region.Cecal involvement and fever are important clues to infective cause.On the contrary CD account for only 13% cases as a cause of ileo-cecalulcers.So all symptomatic patients with I/C ulcers on colonoscopy are not Crohn's.Jay Toshniwal Romesh Chawlani Amit Thawrani Rajesh Sharma Anil Arora Hardik L Kotecha Mohan Goyal Vijendra Kirnake Pankaj Jain Pankaj Tyagi Naresh Bansal Munish Sachdeva Piyush Ranjan Mandhir Kumar Praveen Sharma Vikas Singla Rinkesh Bansal Vineet Shah Sunita Bhalla Ashish Kumar 2017World Journal of Gastrointestinal Endoscopy2017,9,7:5
5Pricing and inventory decisions for non-instantaneous deteriorating items with price and promotional effort stochastic demand显示文摘This study investigates an inventory model for a non-instantaneous deteriorating item with partial backlogging wherein the demand is stochastic in nature and depends on price and promotional effort whereas the deterioration rate is time proportional.Under these settings,a mathematical model is developed with the objective to maximise the expected profit per unit time by determining the optimal price and the length of replenishment cycle.Some useful theoretical results are established to deduce the optimal replenishment schedule.An effective algorithmic procedure is developed to find the optimal solutions to the proposed model.The applicability of the proposed model is illustrated by numerical example.Sensitivity analysis of the optimal solution with respect to key parameters has been carried out and the implications are discussed.The study indicates that though promotional effort stimulates the market demand,it is beneficial in an economic sense when it applies in a conservative manner.Hardik N.Soni Dipali N.Suthar 2019Journal of Control and Decision2019,6,3:2
6Is myopia a protective factor against central serous chorioretinopathy?显示文摘AIM: To evaluate if any association exists between central serous chorioretinopathy(CSCR) and the refractive status of the eye.· METHODS: This retrospective, institutional, case control study included 499 patients, wherein 262 patients diagnosed as acute CSCR, were compared with an age and gender matched control group of 237 patients. All patients were evaluated with a detailed systemic and ocular history, objective and subjective refractions for both eyes and complete ocular examination by a retina specialist, at all visits. Optical coherence tomography confirmed the diagnosis of CSCR.·RESULTS: The mean age was found to be 40±7y in the study group(Group 1) compared to 38±10y in the control group(Group 2). Most common refractive status in the study group, was emmetropia seen in 191 patients(72.9%), followed by hypermetropia seen in 47 patients(17.9%) and astigmatism seen in 21 patients(8.0%). Only3 subjects(1.1%) had myopia, which was less than or equal to 1.0 D, compared to 70 subjects(29.5%) in the control group, suggesting a statistically significant lower incidence of CSCR among the myopic patients(P <0.0001). With respect to the systemic factors, 26(9.9%)patients were using systemic steroids in the study group(Group 1) compared to none in the control group(Group 2)suggesting a statistically significant association of CSCR with systemic steroid use(P <0.05). No other significant systemic risk factors were noted.· CONCLUSION: Though CSCR is a multifactorial disease, myopia serves as a protective factor for CSCR.Thus, myopic eyes are less likely to develop CSCR.Since both retinal pigment epithelium(RPE) and choriocapillaris are postulated in the pathogenesis of CSCR, chorio-retinal thinning and atrophy seen in myopic eyes are less likely to cause CSCR.George J.Manayath Saurabh Arora Hardik Parikh Parag K.Shah Sarvesh Tiwari Venkatapathy Narendran 2016International Journal of Ophthalmology(English edition)2016,9,2:2
7MSH1 Is a Plant Organellar DNA Binding and Thylakoid Protein under Precise Spatial Regulation to Alter Development显示文摘作为新陈代谢的中心,植物细胞器参予维护,防卫,并且发信号。MSH1 是在线粒体和质体涉及 organellar 染色体稳定性的植物特定的蛋白质。MSH1 的质体弄空在开发和 DNA methylation 引起可继承的、非基因的变化。我们从抑制衬里到亚 compartmentalize MSH1 效果的 RNAi 用半互补异种和 transgene 空的 segregants 调查了 msh1 显型。我们证明那 MSH1 表情空间地被调整,明确地在外皮和脉管的实质以内本地化到质体。蛋白质绑 DNA 并且本地化 nucleoids,而是分别和蛋白质蛋白质相互作用数据到质体和 mitochondrial 显示 MSH1 也与 thylakoid 膜联系。在上色,不能生活的压力忍耐,可变生长率,和推迟的成熟的质体 MSH1 弄空结果。从在植物的 7%-10% 的线粒体结果的弄空在叶形态学,热忍耐,和 mitochondrial 染色体稳定性改变了。MSH1 不直接在原子核以内本地化,但是质体弄空在是 MSH1 的可继承的独立人士的 flowering 时间,成熟,和生长率生产非基因的变化。MSH1 弄空在质体和 mitochondrially 改变的线的一个子集改变非光敏的氧化还原作用行为。宫外的表示生产有害效果,加重它的严格的表达式控制。解开 MSH1 效果的复杂性提供卓见进扳机植物特定, transgenerational 改编行为。Kamaldeep S. Virdi Yashitola Wamboldt Hardik Kundariya John D. Laurie Ido Keren K.R. Sunil Kumar Anna Block Gilles Basset Steve Luebker Christian Elowsky Philip M. Day Johnna L. Roose Terry M. Bricker Thomas Elthon Sally A. Mackenzie 2016Molecular Plant2016,9,2:2
8Optimal replenishment policies for non- instantaneous deteriorating items with price and stock sensitive demand under permissible delay in payment显示文摘Hardik N Soni 2013Int J of Production Economics2013,146,1:1
9Doxorubicin mediated cardiotoxicity in rats: Protective role of felodipine on cardiac indices显示文摘Hardik Gandhi Vaibhav B. Patel Nirav Mistry Naeem Patni Jatin Nandania Ramachandran Balaraman 2013Environmental Toxicology and Pharmacology2013,,:1
10Aligned Carbon Nanotube‐Silicon Sheets: A Novel Nano‐architecture for Flexible Lithium Ion Battery Electrodes显示文摘Kun Fu Ozkan Yildiz Hardik Bhanushali Yongxin Wang Kelly Stano Leigang Xue Xiangwu Zhang Philip D. Bradford 2013Adv Mater2013,,36:1
11Biomethanation of low pH petrochemical wastewater using up-flow fixed film anaerobic bioreactors 显示文摘Hardik P Datta M 2000World Journal of Microbiology and Biotechnology2000,16,1:1
12Simultaneous bilateral shoulder and bilateral central acetabular fracture dislocation: What to do?显示文摘Hardik Sheth Abhijeet Ashok Salunke Ramesh Panchal Jimmy Chokshi G.I. Nambi Saranjeet Singh Amit Patel Ranu Sheth 2016Chinese Journal of Traumatology2016,19,1:1
13Optimal Ordering Policy for Stock- dependent Demand under Progressive Payment Scheme显示文摘Hardik S Nita H S 2008European Journal of Operational Research2008,184,1:1
14Factors that influence public engage-ment with eHealth;a literature review 显示文摘Hardiker NR Grant MJ 2011International Journalof Medical Informatics2011,80,1:1
15Comparison of useful ness of secondary prevention of coronary disease in patients < 80 versus ≥80 years of age显示文摘Hardik M Matthew S Dominic J 2013Am J Cardiol2013,112,8:1
16Biomethanation of low pH petrochemical wastewater using up-flow fixed film anaerobic bioreactors显示文摘Hardik P 2000World Journal of Microbiology and Biotechnology2000,16,:1
17Effects of temperatures and organic loading rates on biomethanation of acidic petrochemical wastewater using an anaerobic upflow fixed-film reactor 显示文摘HARDIK PATEL DATTA MADAMWAR 2002Bioresource Technology2002,82,:1
18Modified commercial UV curable elastomers for passive 4D printing显示文摘Conventional 4D printing technologies are realized by combining 3D printing with soft active materials such as shape memory polymers(SMPs)and hydrogels.However,the intrinsic material property limitations make the SMP or hydrogel-based 4D printing unsuitable to fabricate the actuators that need to exhibit fast-response,reversible actuations.Instead,pneumatic actuations have been widely adopted by the soft robotics community to achieve fast-response,reversible actuations,and many efforts have been made to apply the pneumatic actuation to 3D printed structures to realize passive 4D printing with fast-response,reversible actuation.However,the 3D printing of soft actuators/robots heavily relies on the commercially available UV curable elastomers the break strains of which are not sufficient for certain applications which require larger elastic deformation.In this paper,we present two simple approaches to tune the mechanical properties such as stretchability,stiffness,and durability of the commercially available UV curable elastomers by adding:(i)mono-acrylate based linear chain builder;(ii)urethane diacrylate-based crosslinker.Material property characterizations have been performed to investigate the effects of adding the two additives on the stretchability,stiffness,mechanical repeatability as well as viscosity.Demonstrations of fully printed robotic finger,grippers,and highly deformable 3D lattice structure are also presented.Hardik Hingorani Yuan-Fang Zhang Biao Zhang Ahmad Serjouei Qi Ge 2019International Journal of Smart and Nano Materials2019,10,3:1
19PS-TBD triggered general protocol for the synthesis of 4H-chromene,pyrano[4,3-b]pyran and pyrano[3,2-c]chromene derivatives of 1H-pyrazole and their biological activities显示文摘A general protocol has been developed for the facile construction of titled derivatives via three component reaction between 3-substituted phenyl-1H-pyrazole-4-carbaldehyde, malononitrile and various Michael donors in presence of 5 mol% polystyrene supported 7-methyl-1,5,7-triazabicyclo[4.4.0]dec-5-ene(PS-TBD). PS-TBD was reused for at least five runs with nearly constant catalytic activity. All compounds were screened for antimicrobial and antioxidant activities.Nileshkumar D.Vala Hardik H.Jardosh Manish P.Patel 2016Chinese Chemical Letters2016,27,1:1
20Soni,Optimal replenishment policies for deteriorating items with stock sensitive demand under two-level trade credit and limited capacity显示文摘Hardik N 2013Applied Mathematical Modelling2013,37,8:1
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