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br Substoichiometric substrate modification E ligases cataly
2019-08-30
Substoichiometric substrate modification E3 ligases catalyze the rapid transfer of the SUMOD from the E2 enzyme to the substrate. By definition, enzymes are recycled in the reaction, allowing multiple rounds of substrate modification by a single enzyme. Thus, enzymes function at substoichiometric
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SIRT has deacetylated regulation on numerous nonhistone prot
2019-08-30
SIRT1 has deacetylated regulation on numerous nonhistone protein substrates [Atgs, Foxo1, Foxo3, PGC-1α, NF-kB, E2F1 and p53] (Conrad et al., 2016) to play a key role in protecting against cell stress. Therefore, the role of SIRT1 in fluorine-induced oxidative stress was explored. The results reveal
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To date many studies have reported significant aberrant meth
2019-08-30
To date, many studies have reported significant aberrant methylation patterns in TIMPs in various types of cancer Tianeptine sodium [[16], [17], [18]]. However, little has been reported on the events that lead to the methylation of TIMPs in the UV-irradiated human skin. Therefore, the objective of
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Kluveromyces lactisSimilar to S cerevisiae K lactis is
2019-08-30
Kluveromyces lactisSimilar to S. cerevisiae, K. lactis is a facultative anaerobic respiratory yeast, which lacks Complex I in its mitochondrial respiratory chain. However, both yeasts differ regarding their respiratory-fermentative metabolism as K. lactis exhibits a greater use of the pentose phosph
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One of the most frequent gene alterations in
2019-08-30
One of the most frequent gene alterations in MM is methylation of the p15 and p16 genes in the 5′ upstream region. P15 and p16 proteins are LUF6000 pathway regulators involved in the inhibition of transition from G1 to S phase. Frequencies of p15 or p16 gene methylation up to 32% and 53%, respecti
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br Materials and methods Male Hartley guinea
2019-08-30
Materials and methods Male Hartley guinea pigs (300–350g) were obtained from National Laboratory Animal Center, Taiwan. LTD4, LTC4, LTE4, LTB4, montelukast and BAY u9773 were purchased from Cayman Chemical, Ann Arbor, Michigan; Carbachol, atropine, l-serine, boric acid, l-cysteine and all buffer
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SR3335 kinase Several studies have described the
2019-08-30
Several studies have described the role of NP in vRNP nuclear export. For example, leptomycin B (LMB), an inhibitor of the CRM1 nuclear export signal (NES) binding domain (Kudo et al., 1999), inhibits nuclear export of vRNP and NP, but not NEP or M1, in virally infected or transfected SR3335 kinase
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The molecular mechanism by which CRM regulates IEC
2019-08-29
The molecular mechanism by which CRM1 regulates IEC apoptosis in CD remains to be explored. As an inhibitor of cyclin E-Cdk2, p27kip1 plays a pivotal role in controlling cell proliferation, S phase entry, and G1 phase exit during development and tumorigenesis [38]. As previously reported, p27kip1 is
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However the Moon is not the only possible source for
2019-08-29
However, the Moon is not the only possible source for space resources. Asteroids, in particular near-Earth asteroids (NEAs), can provide an alternative source for propellant and other materials, sometimes at lower cost. There are an expected 4000 NEAs that require less propellant (delta-V) per trip
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An increased CK activity was found in
2019-08-29
An increased CK2 activity was found in septal neuronal BIBR 1532 mass dissected from rat embryos after hypoglycemia [36]. These data indicated that CK2 activity is not only regulated by insulin but also by the glucose concentration. One essential step in insulin action is the binding of the hormon
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br Menopausal hormone therapy from the beginning to WHI Estr
2019-08-29
Menopausal hormone therapy, from the beginning to WHI Estrogen products have been used since the 1940s, with increasing prescription through the 1960s. First concerns appeared in the 1970s when oral treatment was linked to uterine cancer. Oral estrogens have traditionally been coupled with proges
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ERR is constitutively active in the
2019-08-29
ERRγ is constitutively active in the absence of endogenous ligand. However, several synthetic ligands that can repress or induce ERRγ function by disrupting ERRγ-coactivator interactions have been reported to date. The estrogen receptor modulators diethylstilbestrol (DES) and 4-hydroxytamoxifen (4-O
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In conclusion we designed novel E
2019-08-29
In conclusion, we designed novel E1 inhibitors based on the three-dimensional structure of E1 in complex with ubiquitin. Following an enzymatic assay evaluating synthetic compounds , , and , we identified compound as a novel E1 inhibitor. Comparing the inhibitory activity of compound with and ,
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Enzyme mimics belong to a type of rising catalysts which
2019-08-29
Enzyme mimics belong to a type of rising catalysts which show the similar function with their corresponding natural enzymes [20], [21], [22], [23], [24], [25], [26], [27], although their structures are different from natural enzymes. In the area of prodrug activation, the widely-used enzyme mimics a
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br STAR Methods br Acknowledgments
2019-08-29
STAR★Methods Acknowledgments We would like to thank Dr. Tsung-Ping and Dr. Shang-Yi Tsai, National Institute on Drug Abuse, NIH for sharing protocols on pulse chase experiments and analysis. We would like to thank Dr. William G. Telford for his valuable input on Amnis flow cytometry experiment
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