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Collagen can be great for skin and joints and build muscle. It makes up one-third of the protein in the body. However, as we age our bodies have less Collagen due to diet, stress, and wear and tear.
Duodenal and ileal glucose infusions differentially alter gastrointestinal peptides, appetite response, and food intake: a tube feeding study
glucose appetite food intake brake ileum duodenum GLP-1 PYY ghrelin
2018/11/19
Background: Activation of the ileal brake through the delivery of nutrients into the distal small intestine to promote satiety and suppress food intake provides a new target for weight loss. Evidence ...
Duodenal and ileal glucose infusions differentially alter gastrointestinal peptides, appetite response, and food intake: a tube feeding study
glucose appetite food intake brake ileum duodenum GLP-1 PYY ghrelin
2018/11/16
Background: Activation of the ileal brake through the delivery of nutrients into the distal small intestine to promote satiety and suppress food intake provides a new target for weight loss. Evidence ...
Carp proteins as a source of bioactive peptides–an in silico approach
biological activity bioinformatics BIOPEP fish databases proteolysis
2016/5/11
In silico prediction methods and tools were used to determine whether bioactive peptides are hidden in the amino acid sequences of carp (Cyprinus carpio) proteins and whether they can be released afte...
Synthetic Mimics Of Antimicrobial Peptides From Aryl Scaffolds
Pure sciences Amphiphilicity Antimicrobial peptides Immunomodulatory Smamps Suzuki coupling
2014/11/21
The rise in bacterial resistance and the declining approval rate of novel anti-infective drugs are a major threat to global public health. Antimicrobial peptides (AMPs), found in almost every multicel...
Optimization of Hydrolysis Conditions for Iron Binding Peptides Production from Shrimp Processing Byproducts
Iron Binding Peptides Production Hydrolysis
2016/6/2
Iron is one of the most popular trace elements in body and plays very important role in metabolism or construction of body. Organic iron from various sources for curing iron-deficiency anemia was one ...
Effects of metal ions and pH on the formation and decomposition rates of di- and tri-peptides in aqueous solution
salt-induced peptide formation metal ions copper (II) complex with glycine hydrothermal system prebiotic chemistry, origin of life
2017/4/11
The recent discovery of active deep-sea hydrothermal systems venting high-pH fluids suggests that the prebiotic chemistry
of the hydrothermal systems of early Earth may have been more diverse than pr...
Effects of Soybean Small Peptides on Rumen Fermentation and on Intestinal and Total Tract Digestion of Luxi Yellow Cattle
Microbial Rumen Fermentation Soybean Small Peptide
2016/5/11
Four Luxi beef cattle (400±10 kg) fitted with ruminal, duodenal and ileal cannulas were used in a 4×4 Latin square to assess the effects of soybean small peptide (SSP) infusion on rumen fermentation, ...
Effect of 24 h Fasting on Gene Expression of AMPK, Appetite Regulation Peptides and Lipometabolism Related Factors in the Hypothalamus of Broiler Chicks
Metabolism Nutrition Peptides Lipid Hypothalamus Broiler
2016/5/10
The 5’-adenosine monophosphate-activated protein kinase (AMPK) is a key part of a kinase-signaling cascade that acts to maintain energy homeostasis. The objective of this experiment was to investigate...
Temperature-Dependence of the Amide-I Frequency Map for Peptides and Proteins
Amide-I Frequency map Infrared spectrum Molecular dynamics simulation
2012/4/5
In our recent work [Phys. Chem. Chem. Phys. 11, 9149 (2009)], a molecular-mechanics force field-based amide-I vibration frequency map (MM-map) for peptides and proteins was constructed. In this work, ...
Development of Gastric and Pancreatic Enzyme Activities and Their Relationship with Some Gut Regulatory Peptides in Grazing Sheep
Digestive Enzymes Plasma Regulatory Peptides Grazing Lambs
2016/5/6
Forty-four Gansu Alpine Fine-wool lambs were used to study changes in the activities of three gastric and five pancreatic enzymes under grazing conditions between 0 and 56 days of age. The lambs were ...
超声波预处理对燕麦蛋白制备ACE抑制肽的影响（Effect of Oat-seed Protein Pretreatment by Ultrasonic on Preparation of ACE Inhibitory Peptides）
燕麦蛋白 ACE抑制肽 超声波
2010/12/29
利用燕麦蛋白制备ACE抑制肽时先利用超声波对燕麦蛋白原料进行预处理研究。以ACE抑制活性和水解度为指标，考察了超声波功率、处理时间、超声波工作/间歇时间对燕麦蛋白预处理效果的影响。结果表明，超声波预处理的最佳工艺参数为：超声波功率500W，处理时间20min，超声波工作时间2 s、间歇时间2 s，该条件下酶解产物对ACE的半抑制浓度IC50值从0.533mg/mL降到0.299mg/mL...
蛋清肽酶解工艺及血管紧张素转化酶抑制活性研究（Enzymatic Hydrolysis Technology for ACE-inhibitory Peptides from Egg White）
蛋清 ACE抑制肽 酶解
2010/12/29
采用酶法制备蛋清肽，色谱纯化ACE抑制活性组分并鉴定其一级结构。通过考察底物质量分数、加酶量、酶解温度和pH值对水解度的影响，结合多元线性回归设计和二次回归正交组合设计建立蛋清ACE抑制肽酶解工艺模型，并经液相色谱串联质谱鉴定其一级结构。结果表明：最佳酶解工艺为底物质量分数8%、pH值10.73、加酶量12.14%及酶解温度56.80℃，酶解物纯化后半抑制质量浓度为0.18mg/mL。液相色谱串...
The Use of pp150 and gp116 Synthetic Peptides in the Detection of CMV Antibodies
CMV IgM IgG Fusion protein Peptides pp150 gp116 gp H
2015/9/22
Background: Human cytomegalovirus (HCMV) infection may cause severe outcomes in transplant recipients and pregnant women. Diagnosis of CMV infections by using serological detection of CMV specific ant...
Long-term Downregulation of Protease-activated receptor-2 Expression in Distal Colon in Rats Following Bacillary Dysentery. Regulatory Peptides
PAR-2 Colonic smooth muscle Motility disorder
2014/5/16
The aim of this study was to determine changes of PAR-2 expression in distal colon and the sensitivity of colonic muscle to SLIGRL-NH2, the PAR-2-activating peptide (PAR-2-AP) following bacillary dyse...