Down regulation biology
WebAug 2, 2012 · Background While there is now a significant body of research correlating apple (Malus x domestica) fruit softening with the cell wall hydrolase ENDO-POLYGALACTURONASE1 (PG1), there is currently little knowledge of its physiological effects in planta. This study examined the effect of down regulation of PG1 expression … Webdown-regulation. The decrease in the number of hormone receptors on a target cell that occurs after exposure to the hormone. Also, in bacterial nutrition, equivalent to down …
Down regulation biology
Did you know?
WebApr 9, 2024 · DWARF17 (D17/HTD1) is a well-defined rice strigolactone (SL) biosynthesis gene that influences rice tiller development and the production of rice. To investigate whether SLs play a role in the regulation of rice’s defense against the white-backed planthopper (WBPH, Sogatella furcifera), we compared a SL-biosynthetic defective … WebTop-down population regulation refers to situations where species at higher trophic levels (e.g., apex predators at the top of the food chain) control the populations of …
WebDown-regulation - when excessive numbers of transmitter molecules are available to the receptor over a period of time, a decrease in the receptor sites can be counted. This is … WebDec 4, 2024 · Therefore, we propose that a downregulation of RdDM contributes to DNA hypomethylation during strawberry ripening. Conclusions: Our findings provide new …
Downregulation or upregulation of an RNA or protein may also arise by an epigenetic alteration. Such an epigenetic alteration can cause expression of the RNA or protein to no longer respond to an external stimulus. This occurs, for instance, during drug addiction or progression to cancer . See more In the biological context of organisms' production of gene products, downregulation is the process by which a cell decreases the quantity of a cellular component, such as RNA or protein, in response to an … See more Elevated levels of the hormone insulin in the blood trigger downregulation of the associated receptors. When insulin binds to its receptors on the surface of a cell, the hormone receptor … See more DNA damage appears to be the primary underlying cause of cancer. If accurate DNA repair is deficient, DNA damages tend to accumulate. … See more • Sherwood, L. (2004). Human Physiology From Cells to Systems, 5th Ed (p. 680). Belmont, CA: Brooks/Cole-Thomson Learning See more All living cells have the ability to receive and process signals that originate outside their membranes, which they do by means of proteins called receptors, often located at the cell's surface imbedded in the plasma membrane. When such signals interact with a … See more Family-based, adoption, and twin studies have indicated that there is a strong (50%) heritable component to vulnerability to substance abuse … See more • Regulation of gene expression • Desensitization (medicine) • Addiction • Cocaine See more WebDefine the term regulation as it applies to genes. For a cell to function properly, necessary proteins must be synthesized at the proper time. All cells control or regulate the synthesis of proteins from information …
WebApr 1, 2024 · We propose that the down-regulation of EPAS1 contributes to the molecular basis of Tibetans' adaption to high-altitude hypoxia. Keywords: EPAS1; Tibetans; genetic adaptation; high altitude; hypoxia; transgenic mice. © The Author 2024. Published by Oxford University Press on behalf of the Society for Molecular Biology and Evolution. MeSH terms
WebUltimately, clathrin-recruitment and β-arrestin-mediated receptor downregulation are immensely context-specific events: phosphorylation of Ser412 in β-arrestin1 abrogates … cnddb submissionWebDown-regulation - definition when the number of receptors for a neurotransmitter are decreased, typically in response to an increase in the release of that … cake braintree maWebJul 24, 2024 · Down-regulation (Science: physiology) development of a refractory or tolerant state consequent upon repeated administration of a pharmacologically or … cake branche caillerWebDevelopmental biology is a good source of models of regulation, but due to the technical difficulties it was easier to determine the transcription factor cascades than regulation at the RNA level. ... Muvarak et al. showed, in leukemias, that constitutive expression of c-Myc, leading to down-regulation of miR-150 and miR-22, allowed increased ... cake braintreecake branche chocolatWebMar 29, 2024 · Down regulation of the nov gene appears to occur at both the transcriptional and posttranscriptional levels. Results obtained from experiments with a protein kinase inhibitor suggest that protein kinase C may be a key downstream effector in mediating the down regulation of nov transcripts in response to activation of p60 src or … cake branchWebSep 14, 2024 · Medical Definition of downregulation : the process of reducing or suppressing a response to a stimulus specifically : reduction in a cellular … cndc sports