• br Chk and Chk mediated signaling act as

  2021-06-11

  

  Chk 1 and Chk 2 mediated signaling act as a barrier to tumorigenesis It was hypothesized recently that early events during tumorigenesis, such as the overexpression of oncogenes, lead to a DNA-damage response which, in turn halts tumor progression [44], [45], [46]. The DNA-damage response is prop

• br Material and methods br

  2021-06-11

  

  Material and methods Results Discussion Both progesterone and estradiol are major ovarian steroids crucial for the development and homeostasis of the female reproductive tract (Patel et al., 2015). In the cervix, estrogen softens the cervical stroma affecting the extracellular matrix (ECM)

• To further investigate mechanisms of rXCI we

  2021-06-11

  

  To further investigate mechanisms of rXCI, we generated female ESCs with a homozygous RlimKO. We found that these apomorphine undergo XCI in vivo but that XCI in vitro is strongly influenced by culture conditions, including both method of differentiation and O2 levels. Our results demonstrate Rlim-d

• We found all cases to show at least some

  2021-06-11

  

  We found all cases to show at least some IGF-1R expression by immunohistochemistry. This is consistent with its ubiquity at the mRNA or protein level in ES/PNET cell lines or clinical samples as shown by others.12, 14 Evidence that IGF-1R expression is required for EWS-FLI1 transformation of mouse f

• EPAC induces SOCS gene expression

  2021-06-11

  

  EPAC1 induces SOCS3 gene expression in VECs, resulting in suppression of the JAK–STAT activation initiated by the sIL-6Rα/IL-6 trans-signalling complex [67]. EPAC1 regulates SOCS3 gene induction through the activation of C/EBP and c-Jun transcription factors, which interact directly with the SOCS3 p

• I bungarotoxin competes with ACh an endogenous activator

  2021-06-11

  

  [125I] α-bungarotoxin competes with ACh, an endogenous activator of α7-nACh receptors by binding to the ACh binding site on the receptor (Albuquerque et al., 2009). For this reason, the effect of curcumin was investigated on the specific binding of [125I] α-bungarotoxin. Saturation curves for the bi

• In the absence of ligand

  2021-06-11

  

  In the absence of ligand RNA, 2CARD of RIG-I is masked by the intramolecular interaction with the helicase domain, showing auto-repressed state [33], [34]. But upon viral RNA binding, 2CARD of RIG-I is exposed to interact with the CARD domain of MAVS (also known as Cardif, IPS-1 or VISA) on mitochon

• glycogen phosphorylase synthesis br Discussion The regulatio

  2021-06-11

  

  Discussion The regulation of intracellular cholesterol levels is a biological process of vital importance for cellular function and integrity, and involves robust transcriptional and post-transcriptional mechanisms that are sensitive to metabolic feedback control. Amongst post-transcriptional mec

• indy 6 The roles of ginsenoside in

  2021-06-11

  

  The roles of ginsenoside in E1 and 26S proteasome inhibition are shown in Table 2. The nitro substitute on the furan ring may be important for PYR-41 inhibition of the E1 enzyme (Yang et al., 2007). The macrocycle core and aliphatic tail of Largazole are responsible for inhibiting E1 activity (Unger

• There is a functional ubiquitin

  2021-06-11

  

  There is a functional ubiquitin association (UBA) domain at the N terminus of MCPIP1. Liang et al. have discovered that MCPIP1 may be a deubiquitinase and defined a novel DUB domain of MCPIP1 [22]. Ubiquitin and deubiquitin modification emerge as the key mechanisms that regulate the virus-induced ty

• External factors such as protein partners can

  2021-06-11

  

  External factors, such as protein partners, can also activate DUBs by either reinforcing the stimulatory effects of intramolecular factors or by other means. The intramolecular activation of the USP7 CD by its HUBL domain is allosterically potentiated by external factor GMP synthase (GMPS), which co

• Fig D shows that E lagascae VIR E gives

  2021-06-10

  

  Fig. 2D shows that E. lagascae VIR E gives two species of radioactive TAG: one represents 45% of total labelled TAG and the smaller more-polar spot (15%) is probably derived from the endogenous 1,2-divernolin instead of the exogenous 1,2-diolein. In this case, the total scintillation counts were gre

• With regard to the DGATs we

  2021-06-10

  

  With regard to the DGATs, we have found that the majority of algal species encode at least one DGAT1, although it appears to be absent from Ostreococcus and Micromonas, as is the case for yeast, S. cerevisiae. More surprising is the presence of multiple DGAT2 genes in algae, with the exception of C.

• br Introduction Noncanonical nucleoside triphosphates NTPs

  2021-06-10

  

  Introduction Noncanonical nucleoside triphosphates (NTPs; such as deoxyinosine triphosphate (dITP), deoxyxanthosine triphosphate (dXTP), 8-oxo-deoxyguanosine triphosphate, and 2-oxo-deoxyadenosine triphosphate are produced from oxidation, deamination, or other modifications of canonical nucleotid

• Ung et al examined a variety of

  2021-06-10

  

  Ung et al. examined a variety of structural features based upon the location of the DFG-motif and the αC-helix to define the conformational space of the catalytic domain of protein kinases [75]. They reported that the DFG motif can move from its active DFG-Din location to the inactive DFG-Dout locat

15460 records 595/1031 page Previous Next First page 上5页 591592593594595 下5页 Last page