نتایج جستجو برای: in vitro release

تعداد نتایج: 17008291  

پایان نامه :وزارت علوم، تحقیقات و فناوری - دانشگاه تربیت مدرس - دانشکده علوم زیستی 1393

سلول های بنیادی جنینی موشی ابزاری ارزشمند برای انجام مطالعات تمایز سلولی در شرایط in vitro هستند. تمایز سلولی فرایندی جدایی ناپذیر از رشد و نمو موجودات پرسلولی است. در این مطالعه نقش مسیر آپوپتوتیک میتوکندریایی و تغییرات سطح انرژی سلول در فرایند تمایز سلول های بنیادی موشی به کاردیومایوسیت و آپوپتوز بررسی شده است.

Journal: :the iranian journal of pharmaceutical research 0
girish tripathi industrial pharmaceutic laboratory, saroj institute of technology and management lucknow-226001, india. satyawan singh industrial pharmaceutic laboratory, saroj institute of technology and management lucknow-226001, india. gopal nath department of microbiology and infectious disease, banaras hindu university varanasi, india.

oral ph sensitive drug delivery systems are of utmost importance as these systems deliver the drug at specific part of the gastrointestine (gi) as per the ph of gi, resulting in improved patient therapeutic efficacy and compliance. the ph range of fluids in various segments of the gi tract may provide environmental stimuli for drug release. the aim of this study was to design buoyant beads cont...

Journal: :iranian journal of pharmaceutical research 0
lingbin meng school of life science, beijing institute of technology, beijing, 100081, p. r. china. zhongqiu teng school of life science, beijing institute of technology, beijing, 100081, p. r. china. nannan zheng sanofi-aventis investment co., ltd., beijing, 100013, p. r. china. weiwei meng school of life science, beijing institute of technology, beijing, 100081, p. r. china. rongji dai school of life science, beijing institute of technology, beijing, 100081, p. r. china. yulin deng school of life science, beijing institute of technology, beijing, 100081, p. r. china.

the aim of this study was to develop a derivative of chitosan as pharmaceutical excipient used in sustained-release matrix tablets of poorly soluble drugs. a water-soluble quaternary ammonium carboxymethylchitosan was synthesized by a two-step reaction with carboxymethylchitosan (cmcts), decylalkyl dimethyl ammonium and epichlorohydrin. the elemental analysis showed that the target product with...

Journal: :iranian journal of pharmaceutical research 0
xiaoyun zhang school of pharmacy, lanzhou university, lanzhou, 730000, china, r.o.c. hua qiao drug clinical trial institution, the first hospital of lanzhou university ying chen school of pharmacy, lanzhou university lin li school of pharmacy, lanzhou university huxiong xia department of pharmaceutics, the first hospital of lanzhou university yanbin shi school of pharmacy, lanzhou university

low molecular weight heparin-modified isoliquiritigenin-loaded solid lipid nanoparticle (lmwh-isl-sln) was developed for injective application. the morphological observation, particle diameter and zeta potential of lmwh-isl-sln were characterized using transmission electron microscopy (tem) and a malvern zetasizer. its entrapment efficiency (ee) and drug loading (dl) were determined by ultracen...

Low molecular weight heparin-modified isoliquiritigenin-loaded solid lipid nanoparticle (LMWH-ISL-SLN) was developed for injective application. The morphological observation, particle diameter and zeta potential of LMWH-ISL-SLN were characterized using transmission electron microscopy (TEM) and a Malvern Zetasizer. Its entrapment efficiency (EE) and drug loading (DL) were determined by ultracen...

Journal: :pharmaceutical and biomedical research 0
deepak singh rajiv academy for pharmacy, delhi mathura road, p.o. chhatikara, mathura-281001, india vijay sharma department of pharmaceutics, sri sai college of pharmacy, dalhousie road, badhani, pathankot – 145001, punjab, india kamla pathak department of pharmaceutics, pharmacy college saifai, uprims & r, saifai, etawah -206130, uttar pradesh, india

the objective of research was to explore the suitability of lipids like compritol 888 ato and stearic acid as release retardant to develop sustained release (sr) tablets. the sr micromatrices of lipid (s) and glipizide were prepared (lm1- lm6) as intermediate product by fusion method and assessed for various pharmacotechnical properties. micromatrices were formulated as sr tablets (f1-f6) by di...

Low molecular weight heparin-modified isoliquiritigenin-loaded solid lipid nanoparticle (LMWH-ISL-SLN) was developed for injective application. The morphological observation, particle diameter and zeta potential of LMWH-ISL-SLN were characterized using transmission electron microscopy (TEM) and a Malvern Zetasizer. Its entrapment efficiency (EE) and drug loading (DL) were determined by ultracen...

Background: Eptifibatide (Integrilin®) is a hepta-peptide drug which specifically prevents the aggregation of activated platelets. The peptide drugs are encapsulated into nanolipisomes in order to decreasing their side effects and improving their half-life and bioavailability. Objectives: In this study, the in vitro cytotoxicity and hemocompatibi...

پایان نامه :وزارت علوم، تحقیقات و فناوری - دانشگاه اصفهان - دانشکده علوم 1390

در پژوهش حاضر با بررسی عصاره های متانولی، هگزانی و پروتئینی تعدادی از گیاهان، به وجود پپتیدها و مواد آلی ضد میکروبی در برخی از آن ها پی برده شد. به منظور امکان سنجی معرفی مواد موٍثره ی موجود در این گیاهان آزمایشات سمیت سلولی و اثر بر روی دو سایتوکاین سیستم ایمنی بدن در مطالعلت in vitro انجام شد. خواص آنتی اکسیدانتی عصاره های گیاهی نیر به دو روش بررسی شد.

Kamla Pathak, Monika Joshi, Nida Akhtar, Syed Faisal Ali, Vijay Sharma,

The present investigation was focused to formulate semi-solid capsules (SSCs) of hydrophobic drug telmisartan (TLMS) by encapsulating semi-solid matrix of its solid dispersion (SD) in HPMC capsules. The combinational approach was used to reduce the lag time in drug release and improvise its dissolution. SDs of TLMS was prepared using hot fusion method by varying the combinations of Pluronic-F68...

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