Archives
- 2018-07
- 2019-04
- 2019-05
- 2019-06
- 2019-07
- 2019-08
- 2019-09
- 2019-10
- 2019-11
- 2019-12
- 2020-01
- 2020-02
- 2020-03
- 2020-04
- 2020-05
- 2020-06
- 2020-07
- 2020-08
- 2020-09
- 2020-10
- 2020-11
- 2020-12
- 2021-01
- 2021-02
- 2021-03
- 2021-04
- 2021-05
- 2021-06
- 2021-07
- 2021-08
- 2021-09
- 2021-10
- 2021-11
- 2021-12
- 2022-01
- 2022-02
- 2022-03
- 2022-04
- 2022-05
- 2022-06
- 2022-07
- 2022-08
- 2022-09
- 2022-10
- 2022-11
- 2022-12
- 2023-01
- 2023-02
- 2023-03
- 2023-04
- 2023-05
- 2023-06
- 2023-07
- 2023-08
- 2023-09
- 2023-10
- 2023-11
- 2023-12
- 2024-01
- 2024-02
- 2024-03
- 2024-04
- 2024-05
- 2024-06
- 2024-07
- 2024-08
- 2024-09
- 2024-10
- 2024-11
-
Prenylation may turn a flavonoid from
2020-11-14
Prenylation may turn a flavonoid from an agonist to an antagonist and improve the selectivity to both ERs depending on the position of the substitution. C-8 prenylation appears to promote antagonism to a larger extent than C-6 in ERα due to steric hindrance against generation of agonistic conformati
-
In a recent report Yoshihara and
2020-11-14
In a recent report, Yoshihara and colleagues (2016) used transcriptomes derived from freshly isolated islets of 2-week-old neonatal, 6-week-old young adult, or 12-week-old adult mice to interrogate how maturation is regulated to acquire glucose responsiveness. The authors observed that estrogen-rela
-
Methacholine MCh is a bronchoconstrictive agent that has bee
2020-11-13
Methacholine (MCh) is a bronchoconstrictive agent that has been widely used in the diagnoses of airway narrowing and hyperresponsiveness (Jonasson et al., 2009). MCh induces muscle contractions by stimulating the muscarinic cholinergic receptors that are found in both the airways and the lung parenc
-
Whichever interactions are formed between the DS domains and
2020-11-13
Whichever interactions are formed between the DS domains and the collagen ligand, they are expected to lead to structural changes within the DDR dimer that are propagated across the cell membrane to result in DDR autophosphorylation (Noordeen et al., 2006). Tight coupling of the extracellular confor
-
At present there have been relatively few studies
2020-11-13
At present, there have been relatively few studies that evaluated potential correlations between pulmonary and pleura metastases, hilar and mediastinal bryostatin nodes, and organs associated with distant metastasis and EGFR mutations [33,34,37]. Further research on these relationships is needed, w
-
Introduction Ubiquitylation is a post translational modifica
2020-11-13
Introduction Ubiquitylation is a post-translational modification which impacts almost every biological process in the cell. Dysregulation of the ubiquitylation pathway is associated with several diseases, including cancer, neurodegenerative disorders, and immunological dysfunctions. Single ubiquiti
-
Primases are classified into two major groups first
2020-11-13
Primases are classified into two major groups: first, the DnaG primases, found in bacteria and bacteriophages, and second, the archaeoeukaryotic primases. Remarkably, bacterial and archaeoeukaryotic primases have no structural similarity and, presumably, evolved independently (Leipe et al., 1999). T
-
br Discussion Although DNA has a limited
2020-11-13
Discussion Although DNA has a limited chemical stability it has long been known that DNA in blood stains may remain relative stable for weeks, months, or even years at ambient temperature,1, 2, 3, 4, 5, 6 and samples (e.g., reference samples) that have been transferred to a matrix, e.g., FTA® pap
-
br Introduction Pattern separation is the ability to make
2020-11-13
Introduction Pattern separation is the ability to make distinct representations from highly overlapping information, a process which is important for memory encoding (Clelland et al., 2009). For correct pattern separation, old information needs to be retrieved and compared to new information. If
-
In anticipation of an approach based on modification
2020-11-13
In anticipation of an approach based on modification of the cyclohexylacetic dpni subunit of 1 as a means of improving permeability, a set of analogs were prepared to map out the optimum display of the acidic functionality. Homologated acids 25 and 26 were found to be equipotent to 1, although they
-
Two key enzymes play important roles in the bioconversion
2020-11-13
Two key enzymes play important roles in the bioconversion of xylitol from d-arabitol, namely d-arabitol dehydrogenase (ArDH) and NADH-dependent xylitol dehydrogenase (XDH), respectively (Qi et al., 2014). In an earlier study, we developed a high xylitol yield strain by expressing xdh in E. coli BL21
-
Imidazo purine diones were another cluster of compounds iden
2020-11-13
1-Imidazo[2,1-]purine-2,4(3,8)-diones were another cluster of compounds identified from the Chembridge screen (). A benzyl group at the R2 position was preferred over a phenyl or 2-phenylpropyl (. and ), and -substitution of the benzyl group increased potency to the nanomolar level ( IC=0.20μM . ).
-
Introduction Cysteinyl leukotrienes CysLTs LTC LTD
2020-11-13
Introduction Cysteinyl leukotrienes (CysLTs), LTC4, LTD4 and LTE4, are 5-lipoxygenase pathway metabolites of arachidonic 17-aag and deeply involved in bronchial asthma via activation of CysLT1 receptors [1], [2]. Specific CysLT1 receptor antagonists, including pranlukast [3], [4] and montelukast [5
-
Drug drug interactions are frequently
2020-11-13
Drug-drug interactions are frequently attributed to functional alterations in CYP enzymes, including inhibition and induction (Chen et al., 2014, Wang et al., 2013). Mechanism-based inhibition is an irreversible form of enzyme inhibition and could form a stable inhibitor-enzyme complex, which is tho
-
Several single nucleotide polymorphisms SNPs in humans
2020-11-13
Several single nucleotide polymorphisms (SNPs) in humans affect CYP3A expression and activity (Lamba et al., 2002). The CYP3A4 SNP rs2740574 (also referred to as CYP3A4*1B, by The Human Cytochrome P450 (CYP) Allele Nomenclature Database, http://www.cypalleles.ki.se/) is a change in the promoter regi
15153 records 721/1011 page Previous Next First page 上5页 721722723724725 下5页 Last page