Certain foods or their components are widely used in the prevention and/or management of cardiovascular disease. Milk proteins have been suggested to have hypotensive properties. A number of clinical trials have been carried out to evaluate the effect of milk proteins from whole foods and supplements on blood pressure (BP). However, the effect of milk proteins on BP is not well understood. Therefore, we conducted a meta-analysis of randomized control trials to provide insight into and robust evidence concerning the overall impact of milk proteins on BP. The PubMed and Cochrane databases were searched for literature concerning the effects of milk proteins on BP up to May 2016. A random effects model was used to calculate the pooled estimates and 95% confidence intervals of effect sizes. The final analysis included seven randomized control trials involving 412 participants. Overall, milk protein interventions significantly lowered systolic BP by -3.33 mm Hg (95% confidence interval -5.62, -1.03) and diastolic BP by -1.08 mm Hg (95% confidence interval -3.38, -0.22). There was no statistical evidence of publication bias across the studies. In conclusion, this meta-analysis provides further evidence that milk proteins slightly but significantly lower both systolic and diastolic BP.
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http://dx.doi.org/10.1038/hr.2016.135 | DOI Listing |
Int J Biol Macromol
January 2025
College of Food Engineering and Nutritional Science, Shaanxi Normal University, Xi'an 710119, Shaanxi, China. Electronic address:
This study identified the amino acid sequences of peptides generated from the enzymatic hydrolysis of goat milk proteins from two different sources and annotated their functional activities. Peptidomics and molecular docking approaches were used to investigate the antioxidant and ACE inhibitory properties of the unique peptides, revealing the molecular mechanisms underlying their bioactivity. In vitro experiments showed that the IC50 values for ACE inhibition of the four peptides (LSMTDTR, QEALELIR, NIPVGILR, and QAQNVQHY) were 2.
View Article and Find Full Text PDFNutrients
January 2025
National Center for Women and Children's Health, National Health Commission of the People's Republic of China, Beijing 100000, China.
Objective: To investigate the relationship between protein-rich foods, various nutritional supplements, and age of natural menopause and its symptoms.
Methods: This study was a large-scale cross-sectional survey. A multi-stage stratified random sampling method was used to select a sample of 52,347 residents aged 35-60 years from 26 districts/counties across 13 cities in 12 provinces in China.
Nutrients
January 2025
Allergy Diseases Research Area, Pediatric Allergology Unit, Bambino Gesù Children's Hospital, IRCCS, 00165 Rome, Italy.
Eosinophilic esophagitis is a chronic, antigen-driven, immune-mediated disease characterized by esophageal dysfunction and significant eosinophilic infiltration. Its rising incidence and prevalence over recent decades reflect both increased clinical awareness and the influence of environmental factors such as dietary patterns and allergen exposure. Among food allergens, cow's milk proteins are the most commonly implicated triggers, contributing to esophageal inflammation through complex immunological pathways involving both IgE-mediated and non-IgE-mediated mechanisms.
View Article and Find Full Text PDFInt J Mol Sci
January 2025
General Dentistry, Department of Oral Health Science, Faculty of Dental Medicine, Hokkaido University, N13W7, Kita-ku, Sapporo 060-8586, Japan.
Lactoferrin is a highly safe antibacterial protein found in the human body and in foods. Calcium phosphate (CaP) nanoparticles with immobilized lactoferrin could therefore be useful as intraoral disinfectants for the prevention and treatment of dental infections because CaP is a mineral component of human teeth. In this study, we fabricated CaP nanoparticles with co-immobilized lactoferrin and heparin using a simple one-step coprecipitation process.
View Article and Find Full Text PDFMicroorganisms
January 2025
Institute of Food Science and Biotechnology, Department of Bioprocess Engineering, University of Hohenheim, Fruwirthstraße 12, 70599 Stuttgart, Germany.
Background: Cow's milk represents an important protein source. Here, especially casein proteins are important components, which might be a promising source of alternative protein production by microbial expression systems. Nevertheless, caseins are difficult-to-produce proteins, making heterologous production challenging.
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