• For both the hydroxylation and lyase reactions

  2024-10-09

  

  For both, the 17α-hydroxylation and 17, 20-lyase reactions, the heme iron center of P450 17A1 receives electron reducing equivalents from CPR. Both reactions require one pair of electrons and molecular oxygen for the conversion of the substrate into product in each catalytic cycle. However, the 17,2

• br Dual role of autophagy in human

  2024-10-09

  

  Dual role of autophagy in human diseases Emerging evidence suggests that autophagy serves as a double-edged sword in several human diseases, such as CNS diseases (Rubinsztein et al., 2015), arteriosclerosis (Schrijvers et al., 2011) and cancer (Ozpolat and Benbrook, 2015). Likewise, currently the

• br Conflicts of interest br

  2024-10-09

  

  Conflicts of interest Introduction Phosphatidic depsipeptide phosphatase (PAP) enzymes are responsible for catalyzing the reaction that dephosphorylates phosphatidic acid (PA), which in turn produces diacylglycerol (DAG) and a phosphate group during phospholipid regulation (Fig. 1A) [1]. Subs

• Here we investigate the ATM

  2024-10-09

  

  Here, we investigate the ATM to ATR switch in normal human fibroblasts (82-6 cells) after irradiation with γ-rays, or high LET 56Fe and 28Si and moderate LET 16O particles. Our data provide important evidence of LET dependence on the transition of ATM to ATR as well as end resection at the sites of

• In vascular endothelial cells L arginine produces nitric oxi

  2024-10-09

  

  In vascular endothelial cells, L-arginine produces nitric oxide (NO) under the action of nitric oxide synthase (NOS), and nitric oxide can activate guanylate cyclase to produce a large amount of cGMP, thereby relaxing vascular smooth muscle and expanding blood vessels. Numerous studies have confirme

• To further address the mechanism of Didox s suppressive

  2024-10-09

  

  To further address the mechanism of Didox’s suppressive effects on mast cell activation, FceRI receptor AG957 mg and downstream transcription factor induction were assessed. We found that Didox had no effect on FceRI surface expression, and thus concluded that Didox effects must be occurring downst

• br Materials and methods br Results br Discussion Recently

  2024-10-09

  

  Materials and methods Results Discussion Recently, we showed that stimulation of TRPM3 and TRPC6 channels triggers a signaling cascade leading to the activation of AP-1 [11], [12], [13], [15]. The objective of this study was to investigate whether stimulation of TRPV1 channels leads to an a

• We have shown that an extensive region in

  2024-10-09

  

  We have shown that an extensive region in SERBP1 (amino acids 354 to 474, using co-ordinates based on the full-length isoform, Figs. 1a and 2) is necessary for it to interact with RACK1; since this region has substantial homology to the corresponding region of HABP1 (Fig. 3) it is a reasonable hypot

• Our surprising results show that AAD treated

  2024-10-09

  

  Our surprising results show that AAD-treated tumors adjacent to adipose tissues and in steatotic liver continue to grow in the presence of a minimal number of microvessels. In non-adipose tumor models, the similar degree of vascular suppression is translated into marked suppression of tumor growth.

• OCT also is known as

  2024-10-08

  

  OCT4 (also is known as POU5F1) plays an important role in embryonic stem cell self-renewal, development and reprogram somatic cell into pluripotent stem cell [[5], [6], [7]]. Recently, many studies also find OCT4 promotes the progression of many tumors. For example, Wnt/β-catenin promotes the expans

• As regards feeding the ability to dissipate surplus

  2024-10-08

  

  As regards feeding, the ability to dissipate surplus energy in the form of heat is beneficial for animals if the protein concentration in the food is low, since it allows them then to meet the adequate protein intake requirement without getting fat. Some of the major dietary activators of the AHR ar

• The numbers and types of molecules

  2024-10-08

  

  The numbers and types of molecules needing to be transported across membranes are very large, and there is a corresponding very large and diverse number of transporters expressed throughout the body. Hundreds of proteins that have been assigned as having transporter function are broadly divided into

• Sphingolipids such as ceramides and glucosylceramides are an

  2024-10-08

  

  Sphingolipids, such as ceramides and glucosylceramides, are an important class of bioactive lipids. The levels of these lipids change as a function of adipose tissue mass and functionality, and are partially driven by cellular availability of palmitoyl-CoA. Aberrant accumulation of ceramide, glucosy

• Derivatives of M that possess either an alkyne or an

  2024-10-08

  

  Derivatives of (+)-M100907 that possess either an alkyne or an azide have been synthesized. The most active enantiomer was obtained by resolution of a relatively early intermediate in the synthesis. The ability of these glucocorticoid receptors to maintain 5-HTR antagonist properties as (+)-M100907

• The acidification of endocytic compartments is closely relat

  2024-10-08

  

  The acidification of endocytic compartments is closely related to endocytic activity, although the mechanism linking acidification and membrane dynamics is largely unknown. In a recent RNA interference (RNAi)-based screen, V-ATPase depletion blocked the formation of clathrin-coated vesicles, an effe

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