{"topic_id":"evidence_exotic_mini_pig_husbandry_health","category":"evidence","context":"---\ntopic_id: evidence_exotic_mini_pig_husbandry_health\ncategory: evidence\ntitle: \"Evidence cluster — Miniature pig (Sus scrofa) husbandry, health & nutrition (peer-reviewed, Europe PMC)\"\nlang: en\nsource: \"Europe PMC (Europe PubMed Central) REST search, first-hand peer-reviewed abstracts, pulled 2026-08-01\"\nsource_file: pdf-raw/evidence/europepmc_mini_pig_husbandry_health_2026-08-01.txt\ndate_parsed: 2026-08-01\ntokens_estimated: 5717\nverification:\n  method: paraphrase\n  claims: 1\n  passed: 1\n  date: 2026-08-01\nsource_document: \"Peer-reviewed Miniature pig husbandry/health/nutrition literature (Europe PMC, first-hand abstracts)\"\ncitation:\n  authority: \"Europe PMC\"\n  title: \"Evidence cluster — Miniature pig (Sus scrofa) husbandry, health & nutrition (peer-reviewed, Europe PMC)\"\n  url: \"https://www.ebi.ac.uk/europepmc/\"\n  retrieved: \"2026-08-01\"\n  doc_type: \"first-hand abstracts (Europe PMC REST)\"\n  needs_review: false\ncopyright_note: \"Mixed licensing per COPYRIGHT_POLICY §3: Open Access (CC BY) studies retained verbatim with attribution; non-Open-Access studies paraphrased as derived fact summaries (numbers and proper nouns preserved, sentences rewritten).\"\nlicense: mixed\nauthority_tier: T2\nauthority_tier_basis: \"T2:oa-repo\"\nauthority_tier_date: 2026-08-04\n---\n\n# Evidence: Miniature pig (Sus scrofa) husbandry, health & nutrition\n\nSource: Europe PMC (Europe PubMed Central) REST search — first-hand peer-reviewed abstract records, pulled 2026-08-01.\nQueries covered husbandry, health/disease/parasitology, and nutrition/feeding for Sus scrofa.\nThe cluster returns **1** representative studies with abstracts below. Abstract text is verbatim from source; each study is traceable by PMID.\n\n## Studies\n- **PMID 41897953 (2026, Animals : an open access journal from MDPI)** — Intestinal Development in Wuzhishan Pigs at Different Growth Phases: Insights from Microbiome and Metabolomics.. Abstract (opening): Wuzhishan pigs are a typical Chinese indigenous miniature pig breed, with thin skin and high amino acid content in muscle; slow weight gain and long feeding phases limit their value. As the primary digestive and absorptive organ, the intestine is crucial for growth, yet current studies on its development are limited. This study aimed to investigate intestinal physiological differences in Wuzhishan pigs across four phases (pre-weaning: 7, 14 days; weaning: 35, 38, 45 days; fattening: 70, 100 days; maturity: 180, 240 days) by evaluating intestinal morphology, digestive enzyme activity, gut microbiota diversity via 16S rRNA gene sequencing, and metabolite characteristics via metabolomic analysis. Results showed poor intestinal morphology and enzyme activity during weaning, significant ileal and colonic microbial diversity differences across phases, increased beneficial bacteria with age, and enriched opportunistic pathogens (<i>Streptococcus</i>, <i>Romboutsia</i>, <i>Terrisporobacter</i>) during weaning; weaning also had lower lipid metabolites, correlated with decreased <i>Fusobacterium</i>, <i>Lactobacillus</i>, and <i>Muribaculaceae</i>. Fattening enhanced amino acid metabolism, with increased <i>Lactobacillus</i> correlated with higher amino acids and muscle-related metabolites, while maturity increased immune-related metabolites (e.g., pyridoxine) in the vitamin B6 pathway. These results explain delayed rapid weight gain in Wuzhishan pigs and provide a theoretical basis for maintaining intestinal stability and production performance. *[CC BY — Open Access, verbatim with attribution.]*\n  Source: https://pubmed.ncbi.nlm.nih.gov/41897953/\n\nSource text: `pdf-raw/evidence/europepmc_mini_pig_husbandry_health_2026-08-01.txt` (Europe PMC first-hand abstracts, pulled 2026-08-01).\n\n## License & attribution\n\nMixed licensing per COPYRIGHT_POLICY §3: Open Access (CC BY / CC BY-NC /\nCC BY-NC-ND) studies are reproduced verbatim with attribution under their specific\nCC license; non-Open-Access studies are paraphrased as derived fact summaries\n(numbers and proper nouns preserved, sentences rewritten). Original records:\n- https://pubmed.ncbi.nlm.nih.gov/41897953/\n\n## Cleaning removal log (2026-08-05, codebuddy)\nPMID 42274632 — miniature pig MODEL of liver IRI for translational therapy — model organism, not pet subject\nPMID 42245910 — subject is sheep (gene-edited bone research), a different species, not miniature pig\nPMID 41482416 — Microminipig superovulation/zygote-collection model for translational research — model organism, not pet subject\nPMID 41827111 — pig-to-human kidney xenotransplantation; pig as organ-source model, not pet subject\nPMID 41681490 — Tibetan pig genomics for breeding improvement — livestock-production research\nPMID 41703287 — African swine fever virus vaccine/industry research — livestock-production\nPMID 41484550 — Qinchuan black pig crossbreeding for economic traits — livestock-production\nPMID 41947624 — entry labeled off-topic: xenotransplantation genetics of GGTA1-knockout miniature pig line — mis-clustered\nPMID 42060065 — entry labeled off-topic: miniature-pig auto-injector drug-delivery device study — mis-clustered\nPMID 42528680 — entry labeled off-topic: cuproptosis in rat + miniature-pig liver IRI transplant models — mis-clustered\nPMID 42389468 — entry labeled off-topic: bioartificial kidney in Bama miniature pig ARF model — mis-clustered\n","sources":["Europe PMC — Evidence cluster — Miniature pig (Sus scrofa) husbandry, health & nutrition (peer-reviewed, Europe PMC) (retrieved 2026-08-01)"],"source":{"authority":"Europe PMC","title":"Evidence cluster — Miniature pig (Sus scrofa) husbandry, health & nutrition (peer-reviewed, Europe PMC)","url":"https://pubmed.ncbi.nlm.nih.gov/41897953/","retrieved":"2026-08-01","ref":"PMID 41897953","doc_type":"official PDF","source_document":"Peer-reviewed Miniature pig husbandry/health/nutrition literature (Europe PMC, first-hand abstracts)","verification_file":"pdf-raw/evidence/europepmc_mini_pig_husbandry_health_2026-08-01.txt"},"source_document":"Peer-reviewed Miniature pig husbandry/health/nutrition literature (Europe PMC, first-hand abstracts)","source_file":"pdf-raw/evidence/europepmc_mini_pig_husbandry_health_2026-08-01.txt","trust":{"authority_tier":"T2","fidelity":"paraphrase","license":"mixed","display_grade":"B"},"tokens_estimated":600,"generated_at":null,"tip":"Use /api/v1/topics to discover more topics. /api/v1/nutrient for precise single-point queries. /api/v1/cross_compare for 2-3 standard comparisons."}