Archives
- 2026-02
- 2026-01
- 2025-12
- 2025-11
- 2025-10
- 2025-09
- 2025-03
- 2025-02
- 2025-01
- 2024-12
- 2024-11
- 2024-10
- 2024-09
- 2024-08
- 2024-07
- 2024-06
- 2024-05
- 2024-04
- 2024-03
- 2024-02
- 2024-01
- 2023-12
- 2023-11
- 2023-10
- 2023-09
- 2023-08
- 2023-07
- 2023-06
- 2023-05
- 2023-04
- 2023-03
- 2023-02
- 2023-01
- 2022-12
- 2022-11
- 2022-10
- 2022-09
- 2022-08
- 2022-07
- 2022-06
- 2022-05
- 2022-04
- 2022-03
- 2022-02
- 2022-01
- 2021-12
- 2021-11
- 2021-10
- 2021-09
- 2021-08
- 2021-07
- 2021-06
- 2021-05
- 2021-04
- 2021-03
- 2021-02
- 2021-01
- 2020-12
- 2020-11
- 2020-10
- 2020-09
- 2020-08
- 2020-07
- 2020-06
- 2020-05
- 2020-04
- 2020-03
- 2020-02
- 2020-01
- 2019-12
- 2019-11
- 2019-10
- 2019-09
- 2019-08
- 2019-07
- 2019-06
- 2019-05
- 2019-04
- 2018-07
-
Within the X CX PX RX motif of
2020-09-10

Within the X1CX3PX5RX7 motif of several prokaryotic FGE substrates, the residues of X3, X5, and X7 are variably found as mixtures of alanine, glycine, threonine, or serine residues [26], [27]. The docked model of our identified HCTPRRP motif revealed that position X1 (H1) and position X7 (P7) were n
-
A wealth of studies support the
2020-09-09

A wealth of studies support the key role of high NO in promoting higher blood flow and thus greater O2 delivery to working tissues in healthy Tibetans and thus partly compensate hypoxia induced low arterial O2 content [7,9,27]. We observed high eNOS mRNA, protein and enzyme activity in Ladakhi women
-
The imbalance that renders greater lipid uptake
2020-09-09

The imbalance that renders greater lipid uptake toxic is unclear, but the comparison of our in vitro studies with those in mice illustrates the importance of TAG storage versus accumulation of less non-polar molecules. Protective effects of ACSL1 and PPARγ have been reported in other cell types. Par
-
br Analytical improvements Since our review of Oxysterol Met
2020-09-09

Analytical improvements Since our review of “Oxysterol Metabolomes” in 2011 [7], there have been a number of improvements in analytical methods for the analysis of oxysterols and related compounds. McDonald and colleagues in Dallas have refined their LC-MS methods which are now applicable for ana
-
The biological significance of DNA
2020-09-09

The biological significance of DNA ligases is attributed to their function in DNA replication, recombination and/or DNA repair [1], [2]. In vertebrates, three different DNA ligases I, III and IV are recognized. DNA ligase I is essential for the Okazaki fragments’ ligation during lagging-strand DNA s
-
Expression of MGMT in human cells can be switched off
2020-09-09

Expression of MGMT in human endothelin receptor antagonist can be switched off by enzymatic methylation of a cytosine residue in the MGMT promoter sequence. In this regard, both MGMT and the mismatch repair function MLH1 belong to a subset of DNA repair genes that are subjected to epigenetic control
-
c di gmp AAG has a broad substrate
2020-09-09

AAG has a broad substrate specificity and besides 3-methyladenine can excise other altered purine residues, such as the minor lesions hypoxanthine and 1, N6-ethenoadenine from DNA. AAG initially activates these neutral base lesions by protonation of the base to allow for general c di gmp catalysis
-
br Development of a liquid chromatography mass
2020-09-09

Development of a liquid chromatography-mass spectrometry method to improve detection of PA species detection Liquid chromatography-mass spectrometry (LC-MS) is a powerful tool to detect different molecular species of phospholipids in chk1 (Houjou et al., 2005, Pulfer and Murphy, 2003). However,
-
Natural and synthetic glucocorticoids perform their biologic
2020-09-09

Natural and synthetic glucocorticoids perform their biological action in the organism through receptor-dependent mechanisms (e.g., by binding to the glucocorticoid receptors). It has been determined that glucocorticoid receptors cross-talk with other nuclear receptors, including AhR (Celander et al.
-
Preliminary studies evidenced the presence of CRFr in
2020-09-09

Preliminary studies evidenced the presence of CRFr in gamma-aminobutyric acid-ergic (GABAergic) neurons of the hippocampus (Yan et al., 1998). In fact, in this 5 03 mg area, CRF inhibits glutamate release through CRF1r (Bagosi et al., 2015), leading to a decrease in the GABA concentration in the hy
-
All DGKs have at least two cysteine rich regions homologous
2020-09-08

All DGKs have at least two cysteine-rich regions homologous to the C1A and C1B motifs of PKCs [26]. In theory, these domains may bind DAG, perhaps localizing DGKs to where DAG accumulates. However, no DGK C1 domain has so far been conclusively shown to bind DAG. In fact, structural predictions sugge
-
Recently naphthoquinone derivatives have shown promising
2020-09-08

Recently, naphthoquinone derivatives have shown promising results as antiparasitic lead compounds [28]. Conjugated hybrid compounds could be an effective path to discovery of new drugs by associating two different pharmacophore groups with different mechanisms of action in a single molecule [29,30],
-
br Conclusion To our knowledge this study
2020-09-08

Conclusion To our knowledge, this study is the first to give evidence that the ETA selective antagonist BQ-123 reverses the cisplatin-induced ARF mainly via restoring SOD activity, in addition to other antioxidant parameters, NO, TNF-α and caspase-3 levels. And that this protective effect require
-
In mammals NETs contain DNA and antimicrobial proteins
2020-09-08

In mammals, NETs contain DNA and antimicrobial proteins composed mainly of nuclear histones, granule-derived neutrophil elastase, myeloperoxidase, lactoferrin, pentraxin, and gelatinase among others [11], [46], [47], [48]. In fish, NETs-like structures have been observed, and DNA staining and immuno
-
We can think of two ways in which
2020-09-08

We can think of two ways in which collagen binding could activate DDR (Figure 8). A single collagen triple helix could interact with both DS domains in the DDR dimer (“composite binding site”) and thereby activate the receptor, similar to the situation exemplified by the growth hormone-growth hormon
16317 records 823/1088 page Previous Next First page 上5页 821822823824825 下5页 Last page