19,422 results match your criteria: "Division of Nutritional Sciences; Cornell University; Ithaca[Affiliation]"

Beneficial Effects of Pomegranate Extracts for Benign Gynecologic Disorders.

Reprod Sci

December 2024

Department of Gynecology and Obstetrics, Division of Reproductive Sciences & Women's Health Re-search, Johns Hopkins Medicine, Baltimore, MD, 21205, USA.

Pomegranate (Punica granatum) is a widely cultivated fruit historically recognized for its health benefits and is regarded as a nutritional powerhouse. Pomegranate has a unique composition of bioactive compounds including hydrolysable tannins, anthocyanins, and other polyphenolic components. Of those, punicalagin and its subsequent metabolites are the most extensively studied, demonstrating antioxidant, anti-inflammatory, anti-cancer, and anti-nociceptive activity.

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#Skin-Lightening: A content analysis of the most popular videos promoting skin-lightening products on TikTok.

Body Image

December 2024

Department of Nutritional Sciences, University of Toronto, Medical Sciences Building,  1 King's College Circle, Toronto, ON M5S 1A8, Canada. Electronic address:

Highly visual and appearance-focused social media often exhibit appearance ideals that center around fairness and whiteness, resulting in the promotion of dangerous over-the-counter skin-lightening products to consumers to achieve such ideals. Our study aims to better understand the skin-lightening claims and products that TikTok users are exposed to on the platform. We conducted a cross-sectional content analysis to examine the top 100 most-viewed videos across the most popular skin-lightening hashtag (#skinlightening) through the TikTok website interface (N = 79) and generated descriptive statistics.

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In clinical mastitis of dairy cows, the abnormal accumulation of apoptotic cells (ACs) and subsequent secondary necrosis and inflammation pose significant concerns, with macrophage-mediated efferocytosis, crucial for ACs clearance, remaining unexplored in this context. In nonruminants, MER proto-oncogene tyrosine kinase (MERTK) receptors are essential for efferocytosis and A Disintegrin and Metalloproteinase 17 (ADAM17) is thought to play a role in regulating MERTK integrity. This study aimed to delineate the in situ role of efferocytosis in clinical mastitis, with a particular focus on the interaction between MERTK and ADAM17 in bovine macrophages.

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Don't Sleep on Sleep: A Case Report from a Division I Heptathlete.

J Athl Train

December 2024

Musculoskeletal Adaptations to Aging and eXercise (MAAX) Laboratory, Oklahoma State University, Stillwater, OK, USA.

A female NCAA Division I track athlete experienced non-localized shin pain midway through her first season, which was diagnosed as medial tibial stress syndrome. Treatments included strengthening and range of motion exercises, reduced training volume, and pain control modalities, but symptoms worsened. It was revealed she had been suffering from severe sleep deprivation (<3 hours/night) contributing to bilateral tibial and fibular stress reactions.

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Immunosenescence, the slow degradation of immune function over time that is a hallmark and driver of aging, makes older people much more likely to be killed by common infections (such as flu) than young adults, but it also contributes greatly to rates of chronic inflammation in later life. Such micro nutrients are crucial for modulating effective immune responses and their deficiencies have been associated with dysfunctional immunity in the elderly. In this review, we specifically focused on the contribution of major micro nutrients (Vitamins A, D and E, Vitamin C; Zinc and Selenium) as immunomodulators in ageing population especially related to inflame-ageing process including autoimmunity.

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The CEL-HYB1 hybrid allele of the carboxyl ester lipase (CEL) gene and its pseudogene (CELP) has been associated with chronic pancreatitis (CP). Recent work indicated that amino acid positions 488 and 548 in CEL-HYB1 determined pathogenicity. Haplotype Thr488-Ile548 was associated with CP while haplotypes Thr488-Thr548 and Ile488-Thr548 were benign.

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In resource-limited areas, where accurate weight-for-height Z-scores are hard to obtain, Mid-Upper Arm Circumference (MUAC) is a simple tool to identify wasted children. MUAC alone, however, may miss identification of many wasted children, leading to untimely intervention and potentially death. Our study aimed to identify the best-performing case definition to detect wasting by Weight-for-Height z-scores (WHZ) in Filipino children aged 6-59 months.

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Mild cognitive impairment, dementia and osteoporosis are common diseases of ageing and, with the increasingly ageing global population, are increasing in prevalence. These conditions are closely associated, with shared risk factors, common underlying biological mechanisms and potential direct causal pathways. In this review, the epidemiological and mechanistic links between mild cognitive impairment, dementia and skeletal health are explored.

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Background: "Diet cost" refers to a methodological approach developed by Drewnowski et al. to estimate individual daily diet costs, where cost vectors are derived by matching prices from food supply data to the food sources of reported intakes from dietary assessment tools. The dietary assessment method and food price collection approach have been found to vary diet cost estimates.

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Silkworm pupae are highly valuable as edible insects due to their nutritional and bioactive properties. Investigating the bioactive compounds within silkworm pupae can provide useful information for advanced processing and utilization of this resource. In this study, untargeted metabolomics analysis was employed to characterize the bioactive compounds present in silkworm pupae (Bombyx mori).

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Infant undernutrition, defined by length- and weight-based indices, is common in low- and middle-income countries (LMICs), but corresponding deficits in head size have received less attention. In a cohort of term newborns in Dhaka, Bangladesh, we compared the severity of deficits (vs. World Health Organization Growth Standards) in head circumference (HC), length and weight at birth and every 3 months until 2 years of age (n range across timepoints: 843-920).

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Streptozotocin (STZ) is widely used as a pancreatic beta-cell toxin to induce experimental diabetes in rodents. Strain-dependent variations in STZ-induced diabetes susceptibility have been reported in mice. Differences in STZ-induced diabetes susceptibility are putatively related to pancreatic beta-cell fragility via DNA damage response.

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Heavy metals, nitrate, and nitrite pose significant risks to public health and have raised substantial concern worldwide. This study aimed to investigate the content of nitrate, nitrite, and heavy metals, including Ba, Be, Ca, Fe, K, Li, Mg, Mn, Mo, and Na, in 30 bottled water brands in winter and summer in Tehran, Iran. Heavy metal contents in the samples were analyzed using Inductively Coupled Plasma Optical Emission Spectroscopy (ICP-OES), and nitrate and nitrite contents were analyzed using Ion Chromatography (IC).

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Association between malnutrition, depression, anxiety and fatigue after stroke in older adults: a cross-lagged panel analysis.

Aging Clin Exp Res

December 2024

Department of Neurology, Centre for Leading Medicine and Advanced Technologies of IHM, The First Affiliated Hospital of USTC, Division of Life Sciences and Medicine, University of Science and Technology of China, Hefei, Anhui, 230001, China.

Background: Malnutrition, post-stroke depression (PSD), post-stroke anxiety (PSA), and post-stroke fatigue (PSF) in stroke survivors have complex relationships and are associated with adverse stroke outcomes.

Aims: This research aims to explore the temporal and directional relationships between malnutrition, PSD, PSA, and PSF after stroke in older adults.

Methods: Patients aged 65 years and older with their first ischemic stroke from two centers were selected and assessed at baseline, 3 months and 12 months.

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Purpose: Although total dietary protein intake has been associated with bladder cancer (BC) risk, the effect of the origin (plant or animal) and the substitutions remain to be understood. This study aimed to investigate the effect of total dietary protein, animal-based protein, plant-based protein, and their substitutions with each other on the risk of BC using a pooled analysis of 10 cohort studies.

Methods: The study was conducted within the "BLadder cancer Epidemiology and Nutritional Determinants" (BLEND) study, including 10 prospective cohort studies from several European countries, the United Kingdom, and the United States.

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The fungicide propiconazole induces hepatic steatosis and activates PXR in a mouse model of diet-induced obesity.

Arch Toxicol

December 2024

Nutrition, Metabolism and Genomics Group, Division of Human Nutrition and Health, Wageningen University, Wageningen, The Netherlands.

Propiconazole is a triazole fungicide previously shown to induce triglyceride accumulation in human liver HepaRG cells, potentially via activation of the Pregnane X Receptor (PXR). However, whether propiconazole can disrupt hepatic and whole-body metabolism in vivo is currently unknown. Therefore, we aimed to examine the metabolic effects of propiconazole in the context of metabolic dysfunction-associated steatotic liver disease (MASLD), obesity, and insulin resistance.

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Simulated Gastrointestinal Fluids Impact the Stability of Polymer-Functionalized Selenium Nanoparticles: Physicochemical Aspects.

Int J Nanomedicine

December 2024

Division of Medical Physics and Biophysics, Gottfried Schatz Research Center for Cell Signaling, Metabolism and Aging, Medical University of Graz, Graz, 8010, Austria.

Background: Selenium (Se) is a vital micronutrient for maintaining homeostasis in the human body. Selenium nanoparticles (SeNPs) have demonstrated improved bioavailability compared to both inorganic and organic forms of Se. Therefore, supplementing with elemental Se in its nano-form is highly promising for biomedical applications related to Se deficiency.

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High-Throughput Protein-Bound Amino Acid Quantification from Maize Kernels.

Cold Spring Harb Protoc

December 2024

Christopher S. Bond Life Sciences Center, Division of Biological Sciences, Interdisciplinary Plant Group, University of Missouri, Columbia, Missouri 65211, USA

In cereal crops, seed quality is determined by the composition and levels of protein-bound amino acids, which account for ∼90% of the seed total amino acid content. In maize particularly, seed quality is affected by the low levels of lysine and tryptophan, two amino acids that humans and animals cannot synthesize and must obtain from the diet. The low levels of these two amino acids in seeds is due to the dominance of seed storage proteins, namely zeins, which are deficient in these two amino acids.

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Objective: The potential link between malnutrition and dysphagia along with its underlying mechanisms remains unknown. This study aimed to investigate the association between malnutrition factors and dysphagia mediated by a decline in activities of daily living (ADL) among nursing home residents.

Methods: This cross-sectional study used data from 705 nursing home residents.

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Public breeding programs are pushing to implement demand-led breeding to increase variety adoption, while tackling multiple challenges for increased production under climate change. This has included the improvement of variety target product profiles involving multiple stakeholders. A special case involves the unexpected and rapid spread of the Shangi potato variety in Kenya.

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Are Mobile Apps Effective at Targeting Physical Activity or Malnutrition in Community-Dwelling Older Adults? A Systematic Review and Meta-Analysis.

J Aging Phys Act

December 2024

Division of Nursing, Midwifery and Social Work, Faculty of Biology, Medicine and Health, School of Health Sciences, University of Manchester, Manchester, United Kingdom.

This systematic review aims to identify the effectiveness of digital health applications (apps) to increase physical activity (PA) or prevent malnutrition in community-dwelling older adults. Searches were conducted in June 2023 across seven electronic databases (MEDLINE, PsycINFO, Web of Science, Cumulative Index to Nursing and Allied Health Literature, Excerpta Medica database, Allied and Complementary Medicine Database, and Cochrane Central Register of Controlled Trials), and grey literature were searched via google scholar. Data from studies that met the inclusion criteria were extracted.

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A unique inflammaging profile generated by T cells from people with obesity is metformin resistant.

Geroscience

December 2024

Department of Pharmacology & Nutritional Sciences, Diabetes and Obesity Research Priority Area, University of Kentucky, Lexington, KY, USA.

Article Synopsis
  • Obesity in older adults is prevalent and contributes to chronic inflammation, affecting the health of older populations.
  • Research suggests that obesity alters the immune response, particularly influencing T-cell function and the effectiveness of anti-inflammatory drugs like metformin.
  • Data reveal that metformin does not improve immune cell function in obese older adults as it does in lean individuals, indicating that obesity complicates the body's inflammatory response and must be considered in clinical studies of geroprotective treatments.
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Nutrition in Advanced Disease and End of Life Cancer Care.

Semin Oncol Nurs

December 2024

Department of Psychiatry & Behavioral Sciences, Memorial Sloan Kettering Cancer Center, New York, New York.

Objectives: This paper addresses nutritional challenges in advanced cancer and at the end of life and implications for oncology nursing practice.

Methods: Recent literature and position statements regarding nutritional support in advanced disease and at the end of life were reviewed and case studies were developed to illustrate the nutritional issues facing patients and family members.

Results: The literature and case examples illustrate the many issues confronting patients, families, and clinicians related to nutritional support including balancing the goals of comfort versus prolonged survival.

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Background: Bariatric and metabolic surgery tourism (BMT) is becoming an increasingly popular route to treatment for patients living with obesity. Recent reports have highlighted that some patients travelling abroad for bariatric surgery have received inadequate care, fraudulent care, and, tragically, some cases have resulted in death. This study aimed to define consensus in Europe regarding safe practices concerning BMT.

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Background: Lactating women's food intake timing may play a critical role in maternal and infant nutrition health. We aimed to examine associations of breastfeeding mothers' diet quantity and circadian timing of food intake with subsequent weight status of exclusively breastfed infants over a 6-month period.

Methods: This prospective observational study comprised pairs of healthy singleton breastfed infants and their corresponding healthy lactating mothers.

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