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61,005 resultsShowing papers similar to Effect of microplastic on rumen metabolism.
ClearToxicity Mechanisms of Microplastic and Its Effects on Ruminant Production: A Review
This review summarizes how microplastics enter ruminant animals like cattle and sheep through contaminated feed, water, and grazing on plastic-polluted land, and the health problems they cause. Microplastics can damage the gut lining, disrupt the rumen microbiome, cause inflammation, and impair nutrient absorption in livestock. Since ruminants are a major source of meat and dairy products, microplastic contamination in livestock raises questions about potential transfer to humans through the food chain.
Presence of Microplastics in Livestock Production: A Challenge for Animal Health and Sustainability
This review examines microplastic contamination in livestock production systems, summarizing evidence of microplastic presence in feed, water, and animal tissues, and discussing implications for animal health, food safety, and sustainability.
Impact of Microplastics on Livestock: Sources, Exposure Pathways, and Physiological Consequences
This review examined how microplastics enter livestock systems through contaminated soil, water, and feed, and assessed the resulting risks to animal health, food safety, and agricultural sustainability. The review highlights that livestock exposure pathways are numerous and that microplastic contamination of the food chain is a growing concern.
Impact of Exposure of Dairy Cow Feed to Polystyrene Microplastics on 24 h In Vitro Rumen Fermentation Responses, Microbiota Biodegradation Potential and Metabolic Pathways
Scientists found that when dairy cows eat feed contaminated with tiny plastic particles, it disrupts their digestion and changes the helpful bacteria in their stomachs. The cows' stomach bacteria can actually break down some of the plastic, but this process creates harmful chemicals that could affect milk production. This matters because microplastics are increasingly common in animal feed, which could potentially impact the safety and quality of dairy products we consume.
Effect of Microplastic Contamination on In Vitro Ruminal Fermentation and Feed Degradability
Researchers tested the effects of three common microplastic types on rumen fermentation in lambs using an in vitro model. They found that microplastic contamination significantly disrupted fermentation dynamics, reduced feed degradability, and increased gas production. The results suggest that microplastic ingestion by livestock could impair digestive efficiency and nutrient absorption.
Microplastics in animal nutrition: Occurrence, spread, and hazard in animals
Researchers reviewed how microplastics — tiny plastic particles less than 5mm — move through the food chain and enter animals via contaminated food, water, and prey, potentially disrupting gut health, nutrient absorption, and hormonal function across fish, birds, mammals, and invertebrates. Because these effects can pass up the food chain, the review warns of human health risks from eating animal products contaminated with microplastics.
First Evidence of the Effects of Polyethylene Terephthalate Microplastics on Ruminal Degradability and Gastro-Intestinal Digestibility of Mixed Hay
Researchers provided the first evidence that polyethylene terephthalate microplastics can affect the digestive function of ruminant animals. Using an in vitro system simulating the ruminal and gastrointestinal tract, they found that PET microplastics at higher concentrations altered the degradability of hay feed. The study raises concerns about how microplastic contamination of livestock feed could impact animal nutrition and agricultural productivity.
Animal exposure to microplastics and health effects: A review
Researchers reviewed how microplastic exposure affects animals across terrestrial and aquatic environments, finding that species suffer physical harm, chemical contamination from pollutants that stick to plastic surfaces, inflammation, and behavioral changes. Because microplastics accumulate up the food chain, the review warns that animals entering the human food supply may carry these particles into our bodies.
Impact of Microplastics and Nanoplastics on Livestock Health: An Emerging Risk for Reproductive Efficiency
This review summarizes the growing evidence that microplastics and nanoplastics harm livestock reproductive systems through oxidative stress, hormone disruption, and organ damage. Farm animals are particularly important because contaminants in their bodies can transfer to humans through meat, milk, and eggs. The review warns that microplastic accumulation in livestock could create a hidden food safety risk through biological amplification up the food chain.
Effects of Microplastics on Animal Health and Nutrition Year 2024, Volume: 21 Issue: 2, 72 - 77, 02.08.2024
This review examined the effects of microplastics on animal health and nutrition, summarizing experimental evidence across livestock, poultry, and aquaculture species and identifying pathways by which dietary plastic exposure affects growth and feed efficiency.
Pathological Impacts Due to The Existence of Plastic Waste in Rumen of Bali Cattle
Researchers examined 100 Bali cattle slaughtered at traditional abattoirs and found that 9% had plastic waste in their rumens; those animals showed elevated blood lead levels and histopathological damage in liver, kidneys, lungs, spleen, and intestine. The findings raise food-safety concerns because livestock ingesting plastic waste accumulate heavy metals and sustain organ damage that could affect the quality of meat entering human food supply chains.
Low-Density Polyethylene Microplastics in the Rumen: Implications for Rumen Fermentation Dynamics and Utilization of Concentrate Feed
Researchers conducted the first in vitro study examining how polyethylene microplastics affect rumen fermentation in livestock. Both tested concentrations of microplastics significantly reduced gas production and altered fermentation patterns, while also decreasing the digestibility of feed nutrients. The findings suggest that microplastic contamination of animal feed could impair digestive efficiency in ruminants, with potential implications for livestock health and productivity.
Biodegradation of Polyethylene Terephthalate Microplastic in the Rumen of Cattle
Researchers incubated PET microplastics in cattle rumen fluid and found evidence of microbial colonization and partial polymer degradation by rumen microbiota, suggesting that ruminant digestive systems may harbor plastic-degrading microorganisms with potential bioremediation applications.
Effect of microplastics in animals and humans
This review summarizes the harmful effects of microplastics on animals and humans, noting that plastic degradation releases carcinogenic compounds such as polycyclic aromatic hydrocarbons, while additives like phthalates and bisphenol-A disrupt hormonal and reproductive systems.
Micro(nano)plastic and Related Chemicals: Emerging Contaminants in Environment, Food and Health Impacts
This review summarizes recent research on microplastic contamination found in all types of food, from seafood and produce to drinks and packaging, as well as in human blood, heart, placenta, and breast milk. Studies using mammals and human cells suggest microplastics can damage the lungs, kidneys, heart, nervous system, and DNA, though research is complicated by the many variables involved. The review highlights the growing evidence that microplastics and their chemical additives in food represent a real and widespread threat to human health.
Vědecký článek Jimp1
This review summarized current knowledge about microplastics in animal nutrition, covering their occurrence in feed ingredients and water, routes of exposure in livestock and poultry, and potential physiological and metabolic effects on animal health.
Microplastic: Its Effect on Human Health
This review outlines how microplastics from single-use packaging, bottles, and consumer goods enter the food chain through ingestion and inhalation, serving as carriers for toxic chemical additives and adsorbed pollutants that pose risks to human health.
Microplastic in the farm animal derived food chain: The silent contaminants from farm to fork
Researchers reviewed five years of studies on microplastic contamination in animal-derived foods — including milk, meat, and eggs — finding that plastics enter livestock through ingestion and breathing, then end up in products consumed by humans. Once ingested, plastic particles can damage cell structures including mitochondria and the nucleus, potentially disrupting the digestive, reproductive, and nervous systems.
Effects of Microplastics on Animal Health and Nutrition
This review summarizes the current understanding of how microplastic ingestion affects animal health across multiple species including livestock, poultry, and aquatic organisms. Researchers found that microplastics can cause inflammation, oxidative stress, and disruption of gut function in animals, with smaller particles posing greater risks due to their ability to cross biological barriers. The study suggests that microplastic contamination in feed and water sources is an emerging concern for animal agriculture and nutrition.
Nano-and Microplastics Migration from Plastic Food Packaging into Milk and Dairy Products: Impact on Nutrient Digestion, Absorption, and Metabolism
This review examined how nano- and microplastics migrate from plastic food packaging into milk and dairy products, discussing their potential impacts on nutrient digestion, absorption, and metabolism in the human body.
The sources and impact of microplastic intake on livestock and poultry performance and meat products: a review
This review examined how microplastics affect livestock and poultry health, productivity, and the safety of meat products. Researchers found that while lab experiments show microplastics can cause oxidative stress and inflammation at high concentrations, it remains unclear whether typical environmental exposure levels affect animal welfare or productivity. Microplastics were detected in animal tissues at levels that raise potential consumer safety concerns, though current detection methods are prone to contamination.
Microplastic pollution-A major health problem-An update
This review summarizes the current understanding of microplastic pollution as a health concern, covering how these tiny plastic particles enter the human body through inhalation and ingestion of contaminated food and beverages. The study discusses chemical additives found in plastics, including endocrine disruptors like bisphenol A and phthalates, which have been associated with various health effects. However, the authors note that the fate and effects of microplastics once inside the human body remain controversial and require further study.
Quantitative and Qualitative Assessment of Microplastics in Drinking Water, Raw Materials, and Animal Feed Additives
Researchers assessed microplastic contamination in drinking water, feed ingredients, and complete diets at two dairy farms in Iran. The study found large numbers of microplastics of varying sizes and colors in feedstuffs, estimating that each cow ingests over 5,000 microplastic particles daily through their feed, raising concerns about potential transfer through the food chain.
Microplastics in Farmed Animals—A Review
This review summarizes research on microplastic contamination in farmed animals including fish, cattle, and poultry, finding that microplastics have been detected in their intestines, liver, kidneys, lungs, and reproductive organs. The particles disrupt gut bacteria, cause tissue damage, and carry toxic chemicals and pathogens. Since these animals are raised for human consumption, microplastics in livestock represent a direct pathway for plastic contamination to reach people through their diet.