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Carbohydrate - Crossref

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Last Updated: 10 January 2023

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Activity of Energy and Carbohydrate Metabolism Enzymes in the Juvenile Pink Salmon Oncorhynchus gorbuscha (Walb.) during the Transition from Freshwater to a Marine Environment

In response to a change in salinity of the freshwater coral salmon Oncorhynchus gorbuscha inhabiting the White Sea, biochemical adaptations of energy metabolism and some routes of glucose oxidation were investigated. In a long-term cage experiment simulating the migration of juveniles from freshwater to a marine environment, we assayed the presence of energy and carbohydrate metabolism enzymes in pink salmon larvae and in pink salmon smolts. Most likely, in the salmon juveniles tested, there was a redistribution of carbohydrates between aerobic and anaerobic metabolism favoring anaerobic ATP synthesis. One of the mechanisms of biochemical adaptation of pink salmon to changes in salinity is maintained at the present time.

Source link: https://doi.org/10.1134/s106235902104004x


Fasted Sprint Interval Training Results in Some Beneficial Skeletal Muscle Metabolic, but Similar Metabolomic and Performance Adaptations Compared With Carbohydrate-Fed Training in Recreationally Active Male

Endurance training in fasted environments results in improved exercise results as time goes. In a double-blind parallel group design in recreationally active males, we investigated the effectiveness of FAST versus CHO SIT on muscle metabolic, serum metabolome, and endurance fitness improvements. Following three weeks of SIT, NRF2 was favourably limited in FAST, with increased pan-acetylation in CHO but not FAST. Maximize synthase production rises were apparent with no effect of diet, but 3-hydroxyacyl-CoA dehydrogenase activity did not change, as shown by SIT. Despite no change in the total serum metabolome, exercise-induced changes in C3:1 and C4:1 that soared in FAST, and C16:1 and glutamine, which were both elevated in CHO, were not significant among groups. Following acute exercise and 3 weeks of SIT, these results indicate that some beneficial muscle metabolic adaptations are apparent in FAST versus CHO SIT.

Source link: https://doi.org/10.1123/ijsnem.2022-0142


Central nervous system mature teratoma producing carbohydrate antigen 19-9: illustrative case

BACKGROUND Central nervous system mature teratoma is a rare disease with symptoms that can vary based on tumor location. Elevated levels of tumor markers such as u03b1-fetoprotein and u03b2-human chorionic gonadotropin are not common in patients with CNS mature teratoma, and no studies have been published describing an association with carbohydrate antigen 19-9. LesSONS THE histopathological and postoperative decrease in CA19-9 levels has established the diagnosis of CA19-9-9-u2013-producing CNS mature teratoma. In cases of a lack of neoplasms in the trunk, a mature teratoma in CA19-9 can cause elevations in CA19-9.

Source link: https://doi.org/10.3171/case22230


Melatonin and Carbohydrate Metabolism in Plant Cells

In the current study, the role of melatonin in stressful conditions on plant carbohydrates' primary metabolism is investigated. Hence, the modulatory effects of melatonin on the various biosynthetic and degradation pathways that involve simple carbohydrates, polymers, and derivatives in plants are evaluated. The potential uses of melatonin in crop improvement and postharvest products are investigated.

Source link: https://doi.org/10.3390/plants10091917


Decrease of Perforin Expressing Lymphocytes after On-Pump Coronary Artery Bypass Grafting Surgery Irrespective of Carbohydrate Preoperative Oral Feeding

The patients with coronary artery disease patients are still suffering from Coronary artery bypass grafting surgery. The mechanisms of regulation of the immune response in patients during and early after surgical revascularization are not fully understood. In patients undergoing either on- or off-pump CABG surgery in the early postoperative period, the aim of this research was to determine the effect of carbohydrate preoperative oral feeding on frequency and perfactual expression in peripheral blood lymphocytes. Patients and methods: 80 patients enrolled in this prospective clinical study were included in the study. Patients in Group 1 were randomly divided into four groups and did not receive carbohydrate preoperative oral feeding; patients in Group 2 were on-pump CABG and were preoperatively fed; patients in Group 2 were born on-pump CABG; patients in Group 3 were on-pump CABG and did not receive carbohydrate preoperative oral feeding; patients in Group 3 received off-pump CABG; patients in Group 3 were on-pump CABG and did not receive carbohydrate preoperative oral feeding; patients in Group 1 Undergraduate preoperative intra-pump CABG; patients in Group 1; patients in Group 1 were preoperative on-pump CABG and were on-pump CABG and did not receive preoperative preoperatively fed; patients in Group 1 underwent on-pump CABG; patients in Group 1; patients in Group 2 underwent off-pump CABG; patients in Group 2 underwent off-pump CABG and did not receive carbohydrate preoperative oral feeding; and did not receives; patients in Group 2 were hospitalized and did not receive adion- In patients who underwent on-pump CABG 24 hours after the surgery, there was a significant decrease in the frequency of CD3+ and CD3+CD4+ cells, as well as perforin expressing CD3+CD8+ cells. Patients with on-pump CABG, but not in patients who had undergone off-pump CABG surgery, despite carbohydrate preoperative oral feeding.

Source link: https://doi.org/10.1532/hsf.2003


Moderating carbohydrate digestion rate promotes metabolic flexibility in mice

This review looked at the effects of dietary carbohydrate digestion rate on metabolic substrate utilization and metabolic flexibility. To analyze respiratory exchange ratio data from wild-type mice and mice lacking the mucosal maltase-glucoamylase enzyme under various dietary carbohydrate conditions, we used percent relative cumulative frequency estimations and a new version of modeling using the Mixed Weibull Cumulative Distribution function. The collective findings showed that a diet high in slowly digestible starch provided greater metabolic flexibility than those high in resistant starch, sucrose, or fat.

Source link: https://doi.org/10.1101/2023.01.08.523060


Chemical vapor deposition of carbohydrate-based polymers: a proof of concept study

A thin film of synthetic polymers with sugar residues can also provide a smooth surface for cell attachment, and hence can be used in biomaterials and tissue engineering. The possibility of such thin film deposited from the vapor phase could help with the design of complicated device architectures. Sugar vinyl monomers are synthesized starting from methyl u03b1-d glucopyranoside and polymerized by chemical vapor deposition resulting in a thin polymer layer on a Si-substrate, leading to a proof-of-concept study.

Source link: https://doi.org/10.1007/s00706-022-03015-6


Semi- and fully synthetic carbohydrate vaccines against pathogenic bacteria: recent developments

Carbohydrates are converted into a capular sugar coat that protects the outer surface of human pathogenic bacteria. Specific surface-exposed bacterial carbohydrates act as potent vaccine targets that have broadened our arsenal against bacterial infections. Synthetic fragments similar to bacterial capsular polysaccharides' introduced in a variety of problems of purified polysaccharides and resulted in consistent and homogenous structures that solved several problems of purified polysaccharides. The success of semisynthetic glycoconjugate vaccines against bacterial infections, which are now in different stages of clinical trials, has opened up new possibilities and boosted growth toward fully synthetic antibacterial vaccines.

Source link: https://doi.org/10.1042/bst20210766


High-Carbohydrate Diet Alleviates the Oxidative Stress, Inflammation and Apoptosis of Megalobrama amblycephala Following Dietary Exposure to Silver Nanoparticles

In M. amblycephala, a 12-week feeding trial was conducted to determine the effects of a high-carbohydrate diet on oxidative stress, inflammation, and apoptosis caused by silver nanoparticles. In comparison to the CS group, high-carbohydrate diets, liver SOD, and anti-apoptotic genes of fish facing Ag-NPs had notably elevated WGR, SGR, liver SOD, and CAT production, AMPK b1 protein, anti-inflammatory cytokines, and anti-apoptotic genes, cytokines, and anti-apoptotic genes, u03b1 protein content, TNF, P53, b1aB, IL 6B, TNF-t bab1-b1u03b1apoptotic cytokines, liver SOD, liver SGR, cytotoxia B1 toxia B1 a ta b1u03b1-a B12, cytokines, Apoptotic aju03b1-apoptotic gene, apoptotic and anti-apoptotic, mRNA, and anti-ab1u03b1u03b1u03 Overall, a high-carbohydrate diet may help reduce Ag-NPs-induced hepatic stress, inflammation, and apoptosis of M. amblycephala through AMPK activation.

Source link: https://doi.org/10.3390/antiox10091343

* Please keep in mind that all text is summarized by machine, we do not bear any responsibility, and you should always check original source before taking any actions

* Please keep in mind that all text is summarized by machine, we do not bear any responsibility, and you should always check original source before taking any actions