نتایج جستجو برای: lc 50

تعداد نتایج: 483465  

Journal: :Molecules 2009
Cheng Hua Huang Hsien-Shou Kuo Jia-Wen Liu Yuh-Ling Lin

Aziridine-containing compounds have been of interest as anticancer agents since late 1970s. The design, synthesis and study of triaziquone (TZQ) analogues with the aim of obtaining compounds with enhanced efficacy and reduced toxicity are an ongoing research effort in our group. A series of bis-type TZQ derivatives has been prepared and their cytotoxic activities were investigated. The cytotoxi...

Journal: :Indian journal of entomology 2022

The present study evaluates the insecticidal activity of two essential Oil (EOs) mint (Mentha arvensis), and ajwain (Carum capyicum) against pulse beetle (Callosobruchus chinensis) (L). Contact toxicities these were evaluated using parameters lifecycle like total development period, numbers eggs laid, adult emergence longevity. Along with detoxification enzyme inhibition activities acetyl choli...

ژورنال: محیط زیست جانوری 2018

ترکیبات نقره از دیرباز اثرات ضدعفونی کننده داشته و در آبزیان نیز امکان استفاده دارند. در این تحقیق اثرات سمی (50LC) دو محصول کلوئیدی محلول در آب نانوذرات نقره (L2000 و LS2000) در سه گونه ارزیابی گردید.  بدین­منظور ماهی­ ها به ­مدت 96 سا...

پایان نامه :وزارت علوم، تحقیقات و فناوری - دانشگاه صنعتی (نوشیروانی) بابل - دانشکده مهندسی برق 1393

نوسانگرها عناصر از اصلی سازنده مدارهای فرستنده-گیرنده رادیویی هستند. از فاکتورهای مهم برای یک نوسانگر فرکانس بالا می توان به فرکانس نوسان و توپولوژی مناسب برای کار در ماکزیمم فرکانس نوسان ترانزیستور ( fmax )، دامنه نوسان و نویز فاز را نام برد. از میان انواع مختلف نوسانگرها، انواع lc بخاطر داشتن رفتار نویز فاز بسیار خوب و عملکرد در فرکانس های بالا، معروف هستند. هدف اصلی این پایان نامه تحلیل و طر...

Journal: :iranian journal of biotechnology 2007
mutluru sridevi konada veera mallaiah

twenty six rhizobium strains were isolated from root nodules of sesbania sesban (l.) merr. collected from different regions of andhra pradesh. all the 26 rhizobium strains produced indole acetic acid (iaa), but maximum amount was produced by only five strains in yeast extract mannitol  (yem) medium supplemented with l-tryptophan. the strains were found to elaborate maximum iaa when fed with 2.5...

Journal: :American journal of physiology. Heart and circulatory physiology 2011
Raymond Q Migrino Seth Truran David D Gutterman Daniel A Franco Megan Bright Brittany Schlundt Mitchell Timmons Angelica Motta Shane A Phillips Parameswaran Hari

Light chain amyloidosis (AL) involves overproduction of amyloidogenic light chain proteins (LC) leading to heart failure, yet the mechanisms underlying tissue toxicity remain unknown. We hypothesized that LC induces endothelial dysfunction in non-AL human microvasculature and apoptotic injury in human coronary artery endothelial cells (HCAECs). Adipose arterioles (n = 34, 50 ± 3 yr) and atrial ...

Journal: :Journal of clinical microbiology 2002
David M Whiley Melanie W Syrmis Ian M Mackay Theo P Sloots

Laboratory diagnosis of human respiratory syncytial virus (hRSV) infections has traditionally been performed by virus isolation in cell culture and the direct fluorescent-antibody assay (DFA). Reverse transcriptase PCR (RT-PCR) is now recognized as a sensitive and specific alternative for detection of hRSV in respiratory samples. Using the LightCycler instrument, we developed a rapid RT-PCR ass...

Journal: :Hiroshima journal of medical sciences 1996
T Watanabe C Hotta

The carbon clearance ability of female ddY mice was markedly reduced by feeding with a high fat-low carbohydrate (HFLC) diet for 8 weeks. The reduced clearance ability was restored by a single intraperiotoneal (i.p.) injection with heat-killed Lactobacillus casei (YIT 9018) cells (LC 9018). The i.p. injection of LC 9018 into the HFLC diet-fed mice led to a remarkable enhancement of nonspecific ...

1997
Jérôme Fayette Bertrand Dubois Stéphane Vandenabeele Jean-Michel Bridon Béatrice Vanbervliet Isabelle Durand Jacques Banchereau Christophe Caux Francine Brière

Within T cell–rich areas of secondary lymphoid organs, interdigitating dendritic cells recruit antigen-specific T cells that then induce B cells to secrete Igs. This study investigates the possible role(s) of dendritic cells in the regulation of human B cell responses. In the absence of exogenous cytokines, in vitro generated dendritic cells (referred to as Dendritic Langerhans cells, D-Lc) ind...

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