نتایج جستجو برای: 1 b1
تعداد نتایج: 2764926 فیلتر نتایج به سال:
The cereal cell wall polysaccharide (1-3,1-4)-b-glucan is a linear polymer of glucose containing both b1-3 and b1-4 bonds. The structure of (1-3,1-4)-b-glucan varies between different cereals and during plant growth and development, but little is known about how this is controlled. The cellulose synthase–like CslF6 protein is an integral membrane protein and a major component of the (1-3,1-4)-b...
Chang, Nan-Shan. Hyaluronidase enhancement of TNFmediated cell death is reversed by TGF-b1. Am. J. Physiol. 273 (Cell Physiol. 42): C1987–C1994, 1997.—Both hyaluronidase and transforming growth factor (TGF)-b1 play a significant role in the development of prostate cancer. In this study, the regulation of tumor necrosis factor (TNF)-mediated cell death by hyaluronidase and TGF-b1 was investigate...
Humic acid (HA) is a material that could be used to decrease erosion and improve soil structure. It also known biological crusts (biocrusts) have major role in stabilization, but the mechanism not well understood presence of HA, especially with mechanistic detachment rate parameters (b0 b1) Wilson model, where b0 dimensional parameter b1 threshold parameter. Therefore, this study intends (1) in...
In mice, generation of autoreactive CD5+ B cells occurs as a consequence of BCR signaling induced by (self)-ligand exposure from fetal/neonatal B-1 B cell development. A fraction of these cells self-renew and persist as a minor B1 B cell subset throughout life. Here, we show that transfer of early generated B1 B cells from Eμ-TCL1 transgenic mice resulted in chronic lymphocytic leukemia (CLL) w...
In recent years, the increased intake of ibuprofen has resulted in the presence of the drug in the environment. This work presents results of a study on degradation of ibuprofen at 25 mg L-1 in the presence of glucose, as an additional carbon source by Bacillus thuringiensis B1(2015b). In the cometabolic system, the maximum specific growth rate of the bacterial strain was 0.07 ± 0.01 mg mL-1 h-...
Introduction: Immune system is involved in the etiology and pathophysiology of inflammation and vitamins are important sources of substances inducing nonspecific immunomodulatory effects. Given the proinflammatory role of cytokines in the inflammation and pain induction, this study aimed to assess the effects of long-term administration of vitamin B1 on the proinflammatory cytokines, edema, and...
In higher eukaryotic genomes, Long Interspersed Nuclear Element 1 (LINE-1) retrotransposons and endogenous retroviruses represent large families of repeated elements encoding reverse transcriptase (RT) proteins. Short Interspersed Nuclear Element B1 (SINE B1) retrotrasposons do not encode RT, but use LINE-1-derived RT for their retrotransposition. We previously showed that many cancer types hav...
Protection of liver against the toxic and carcinogenic effects of aflatoxin B1 (AFB1) can be achieved through the induction of detoxification enzymes by chemoprotectors such as the phenolic antioxidant ethoxyquin. We have cloned and sequenced a cDNA encoding an aldehyde reductase (AFB1-AR), which is expressed in rat liver in response to dietary ethoxyquin. Expression of the cDNA in Escherichia ...
for some positive integers b1, . . . , bn. Specifically, it was shown that if C is an upper triangular matrix with all ci,i = 1, and if B = C−1 has nonnegative entries, then FC(q) is given by (2), where bj is the sum of the entries in column j of B = [bi,j ]. Moreover, it was shown that this provides a natural bijection between the “partitions” of N into parts from the multiset {b1, . . . , bn}...
آفلاتوکسین های b1، b2، g1 و g2 بوسیله کپک های آسپرژیلوس فلاوس، آسپرژیلوس پارازیتیکوس، آسپرژیلوس نومیوس و گونه های مختلف کپک های پنی سیلین، ریزوپوس، موکور و استرپتومایسس تولید شده و باعث آلوده شدن گیاهان و محصولات گیاهی می شوند. آفلاتوکسین b1 یکی از مهمترین عوامل شناخته شده ایجاد کننده سرطان های کبدی در انسان و سایر گونه های حیوانی است. نظر به این که جهت تولید فراورده های گوشتی نظیر سوسیس و کالب...
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