Calcineurin regulates homologous desensitization of natriuretic peptide receptor-A and inhibits ANP-induced testosterone production in MA-10 cells. [PDF]
Receptor desensitization is a ubiquitous regulatory mechanism that defines the activatable pool of receptors, and thus, the ability of cells to respond to environmental stimuli. In recent years, the molecular mechanisms controlling the desensitization of
Michelle B Henesy +7 more
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We previously showed that preincubation of a 10,000 g supernatant (S(10)) from rat liver for 20 min at 37 degrees C dramatically increased the subsequent incorporation of [(14)C]acetate into sterols.
C D Goodwin, S Margolis
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Phosphoprotein Phosphatase Activity in the Thyroid
Phosphoprotein phosphatase activity in the calf thyroid was found in various subcellular fractions. The relative amount in each fraction varied according to the substrate used: The 500g fraction had the highest specific activity when protamine was used, while the 5000g fraction was highest when histone was used. Triton X-100 tended to increase activity
S W, Spaulding, G N, Burrow
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Induction of Ptp2 and Cmp2 protein phosphatases is crucial for the adaptive response to ER stress in Saccharomyces cerevisiae [PDF]
Expression control of the protein phosphatase is critically involved in crosstalk and feedback of the cellular signaling. In the budding yeast ER stress response, multiple signaling pathways are activated and play key roles in adaptive reactions. However,
Irie Kenji +3 more
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Special Sensitization Pattern in Adenosine-Induced Myocardial Responses After Thyroxine-Treatment
Chronic thyroxine treatment reduces the susceptibility of atrial myocardium to adenosine. While the possible role of membrane adenosine receptors in this action is supported by several studies, the involvement of intracellular adenosine mechanisms has ...
Rudolf Gesztelyi +5 more
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Comprehensive analysis of the membrane phosphoproteome regulated by oligogalacturonides in Arabidopsis thaliana [PDF]
Early changes in the Arabidopsis thaliana membrane phosphoproteome in response to oligogalacturonides (OGs), a class of plant damage-associated molecular patterns (DAMPs), were analyzed by two complementary proteomic approaches.
DE LORENZO, Giulia +3 more
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Protein pyrophosphorylation by inositol pyrophosphates — detection, function, and regulation
Protein pyrophosphorylation is an unusual signaling mechanism that was discovered two decades ago. It can be driven by inositol pyrophosphate messengers and influences various cellular processes. Herein, we summarize the research progress and challenges of this field, covering pathways found to be regulated by this posttranslational modification as ...
Sarah Lampe +3 more
wiley +1 more source
Missense mutations in the Leucine Rich Repeat protein Kinase 2 (LRRK2) gene are the most common genetic predisposition to develop Parkinson’s disease (PD) LRRK2 is a large multi-domain phosphoprotein with a GTPase domain and a serine/threonine protein ...
April eReynolds +4 more
doaj +1 more source
PiTRAQ, a strategy to simultaneously correlate protein expression and phosphorylation stoichiometry between different samples: evaluation on different mass spectrometers [PDF]
C
Colaert, Niklaas +6 more
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In ovarian cancer, MEOX1 activates the SPHK1/S1P pathway to promote both tumor progression and tumor–stroma crosstalk. MEOX1‐dependent signaling drives CAF activation, enhances VEGF‐C expression, and stimulates lymphangiogenesis, ultimately facilitating lymph node metastasis.
Jiajia Li +10 more
wiley +1 more source

