• As a continuation of our search for a selective

  2023-08-01

  

  As a continuation of our search for a selective AChE radioligand bearing a meta-F substituted N-benzyl moiety, we designed and synthesized a novel meta-F-CP-118,954 analog along with a meta-18F-labeled form via diaryliodonium salt-based precursor (Fig. 1). For comparative purposes, we incorporate th

• An alternative to the agonist or antagonist

  2023-08-01

  

  An alternative to the agonist or antagonist potential in drug discovery is the positive allosteric modulator (PAM) approach, which can augment the normal processes of neurotransmission as opposed to directly replacing or antagonizing them. PAMs are thought to bind to sites that are distinct from the

• The altered frequency of CD T cells in LO mice

  2023-08-01

  

  The altered frequency of CD4+ T iMDK mg in 5-LO−/− mice led us to hypothesize that these leukocytes could be exerting a primary control of the inflammatory response. In fact, the lack of 5-LO resulted in the accumulation of CD4+CD25+ cells expressing Treg markers. It is plausible to speculate that 5

• br Expression of autotaxin in cancer

  2023-08-01

  

  Expression of autotaxin in cancer Autotaxin (ATX) is a member of the family of NPPs (Nucleotides pyrophosphatases phosphodiesterases (NPP) family with a unique lysophospholipase D (lysoPLD) activity, allowing the synthesis of LPA from lysophospholipid precursors such as the lysophosphatidylcholin

• In addition to pH regulation

  2023-08-01

  

  In addition to pH regulation by ion (counter-) fluxes, acidification is regulated by the abundance of V-ATPase on organelles, by the pumping activity of the complex and by proton leakage. In yeast, the V-ATPase VO subunit a is the only subunit expressed in two isoforms termed Stv1p and Vph1p. V-ATPa

• Phagosomes acquire some hydrolases early during their journe

  2023-08-01

  

  Phagosomes acquire some hydrolases early during their journey from the cell surface to lysosomes. An example for such hydrolase is cathepsin H which is most concentrated in the early phagosome at a pH of approximately 6.3 (Claus et al., 1998), the pH optimum of enzyme activity (Schwartz and Barrett,

• In this study significant reduction in the HCO content in

  2023-08-01

  

  In this study, significant reduction in the HCO3− content in sham-operated and testosterone-treated rats following bafilomycin A1 administration suggested that V-ATPase could be involved in mediating the decrease in vas deferens fluid HCO3− content, most probably due to the increase in H+ secretion

• l Arginine supplementation was reported to be

  2023-08-01

  

  l-Arginine supplementation was reported to be efficient, inefficient or toxic in aged patients. The present study does not support our hypothesis that increased tissue arginase activity may account for the ineffectiveness and even the toxicity of l-arginine supplementation in ageing. Indeed, except

• As regards LEPR Sun et al showed that the rs

  2023-08-01

  

  As regards LEPR, Sun et al. showed that the rs1137101-223A > G polymorphism influences the effectiveness of simvastatin on plasma HDL-C levels in CHD patients [35]. In accordance with the results of García-Bermúdez et al., however, no such an association exists between leptin rs2167270 (G > A) polym

• The mechanism governing how mechanotransduction signals

  2023-08-01

  

  The mechanism governing how mechanotransduction signals regulate a number of genes involved in cartilage hemostasis remains unclarified. Mitogen-activated protein kinase (MAPK) pathways are activated by static and dynamic compression of cartilage (31 32). c-Fos/AP-1 is downstream of the MAPK pathway

• br Concluding remarks and future perspectives While the rati

  2023-08-01

  

  Concluding remarks and future perspectives While the rational engineering of protein-based switches has yet to be fully developed, emerging empirical rules facilitate the construction of tailor-engineered Anhydrotetracycline hydrochloride with custom input and output parameters. Both in the cont

• Kim et al found that hydroxydopamine OHDA promoted the atrop

  2023-08-01

  

  Kim et al. (2013) found that 6-hydroxydopamine (6-OHDA) promoted the atrophy of dopaminergic neurons associated with the activation of poly (ADP-ribose) polymerase (PARP), the translocation of apoptosis inductor factor (AIF) and the depletion of ATP. An increase in p-AMPK and pS6K (upstream kinase o

• br Neurological development and BCAAs Glutamate is

  2023-08-01

  

  Neurological development and BCAAs Glutamate is an important excitatory neurotransmitter in the brain, and BCAAs (especially leucine) function to synthesize glutamate in astrocytes around neurons, since leucine enters the brain from the blood more rapidly than other 4716 and provides ∼25% of all

• AAT enzyme activity was readily

  2023-08-01

  

  AAT enzyme activity was readily detected in crude cell-free extracts obtained from berry tissues of all accessions but displayed different substrate selectivities (Fig. 2). Cell-free extracts derived from ‘Muscat Hamburg’ berries showed the highest AAT activity with all alcoholic substrates tested,

• The gene SRD A encodes the

  2023-07-31

  

  The gene SRD5A2 encodes the 5-α-reductase enzyme, which converts testosterone into dihydrotestosterone. Although dihydrotestosterone levels are considerably lower than testosterone, dihydrotestosterone has a five-fold stronger binding capacity to the androgen receptor and, thereby, a considerably mo

15875 records 276/1059 page Previous Next First page 上5页 276277278279280 下5页 Last page