Archives
- 2026-04
- 2026-03
- 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
- 2018-11
- 2018-10
- 2018-07
-
In the isolated right atrium activation
2024-03-21

In the isolated right atrium, activation of muscarinic receptors and adenosine receptors may block the generation of action potentials in the sinoatrial node, inducing cardiac arrest (Fig. 1, Fig. 2, Fig. 3, Fig. 4, Fig. 5) (Camara et al., 2015, Campbell et al., 1989). Physiologically, this conditio
-
In the vasculature it is known that A A and
2024-03-21

In the vasculature, it is known that A2A and A2B adenosine receptors are stimulatory for adenylyl-cyclase, leading to cyclic-AMP (cAMP) production and vasodilation, while the A1 and A3 adenosine receptors are linked to the inhibitory Gi, suppressing adenylyl-cyclase and favoring contraction. However
-
In another study authors found that ADORA
2024-03-21

In another study, authors found that ADORA1 were present on the intrinsically photosensitive retinal ganglion mct inhibitor (ipRGCs), and application of adenosine to rat retinas reduced light-evoked spiking of ipRGCs through suppression of a cAMP-mediated pathway (Sodhi and Hartwick, 2014). The ipRG
-
br Experimental Procedures br Acknowledgments br Introductio
2024-03-21

Experimental Procedures Acknowledgments Introduction Synapses are fundamental units for efficient communication between neurons and their target cells. Despite significant progress in understanding the structure of matured synapses, less is known about the mechanisms by which neurotransmitt
-
br Results br Discussion Dopamine
2024-03-21

Results Discussion Dopamine regulates behavioral responses to nicotine in Drosophila (Bainton et al., 2000), but neurochemical measurements of dopamine after nicotine stimulation had not been made. Here, we demonstrate for the first time that the stimulation of nAChRs causes dopamine release i
-
Regarding androgens it is known that they
2024-03-21

Regarding androgens, it is known that they are also essential for reproductive success (Walters et al., 2010). At the molecular level, their effects are produced mainly by dihydrotestosterone (DHT), arising from the conversion of testosterone by the enzyme 3-oxo-5-alpha-steroid-4-dehydrogenase (enco
-
br There are three types of HT receptors
2024-03-21

There are three types of 5-HT2 receptors. 5-HT2A, 5-HT2B and 5-HT2C receptors Exhibit 46–50% overall sequence identity and couple preferentially to Gq/11 to increase inositol phosphates and cytosolic [Ca2+] and in agreement with their long known role in muscle contraction and stimulation in the br
-
LPA binds to six specific
2024-03-21

LPA binds to six specific cell surface GPCR receptors. The receptors LPA1 (lysophosphatidic receptor 1, formerly, Edg2), LPA2 (Edg4) and LPA3 (Edg7) belong to the endothelial differentiation gene family (EDG) and share sequence homology (50–60% amino YO-01027 homology) An et al., 1997, An et al., 19
-
Asiatic acid Aurora kinases were initially identified as pro
2024-03-21

Aurora kinases were initially identified as protein kinases essential for error-free chromosome segregation during mitosis and meiosis. Aurora A appears to control premetaphase events, such as bipolar spindle assembly 3, 4, with Aurora B and C directing metaphase and postmetaphase events, including
-
Human leukemic blasts from both AML and ALL patients demonst
2024-03-21

Human leukemic blasts from both AML and ALL patients demonstrated 5-, 12-, and 15-LOX expression [54]; however, using quantitative PCR, 5-LOX was much more prevalent than 15-LOX. When 15-HETE, 12-HETE, and LTB4 were tested for a direct effect on leukemic blasts, none induced apoptosis [54]. In contr
-
Why do glutamate and glycine bind
2024-03-21

Why do glutamate and glycine bind to the E3330 in such different ways? Given the overall structural similarity between the GluN2A and GluN1 LBDs, one might conclude that the LBDs also bind ligands via similar processes. NMDA receptors with engineered disulfide linkages that lock the GluN1 lobes shu
-
Many coumarin derivatives can be
2024-03-21

Many coumarin derivatives can be found in nature. There are more than 1300 types of those purely derived from plants, and if synthetic products are included, their number is immeasurable. According to the earliest existing records extant, herbs containing Psoralen-type compounds, e.g., methoxsalen,
-
In our approach using BRET and FRET there
2024-03-21

In our approach using BRET and FRET, there is a substantial increase in BRET and FRET signals between Giα2 or Giα3-YFP and CFP- Gγ2/Rluc-Gγ2 upon apelin-13 activation, indicating that Gαi2, Gαi3 and N-terminus of Gβ1γ2 subunits become closer without subunit dissociation. In contrast, both the FRET a
-
Atherosclerosis is a chronic lipid metabolism disorder linke
2024-03-21

Atherosclerosis is a chronic lipid metabolism disorder linked with lipid accumulation within the arterial wall and subsequent formation of foam cells and vascular disease [96], [97]. The level of apelin is decreased in human atherosclerotic coronary arteries [4], and coronary collateral formation in
-
Serum concentrations of APP and antioxidants of the
2024-03-21

Serum concentrations of APP and antioxidants of the 10 queens with pyometra before surgery (T0), at day two (T1) and at day 10 (T2) after ovariohysterectomy are presented in Fig. 1. Concentrations of SAA and Hp were significantly lower (P Discussion Acute phase protein responses were already desc
16605 records 194/1107 page Previous Next First page 上5页 191192193194195 下5页 Last page