Results 81 to 90 of about 412,081 (376)

Production Losses From an Endemic Animal Disease: Porcine Reproductive and Respiratory Syndrome (PRRS) in Selected Midwest US Sow Farms

open access: yesFrontiers in Veterinary Science, 2018
Porcine reproductive and respiratory syndrome (PRRS) is an endemic disease causing important economic losses to the US swine industry. The complex epidemiology of the disease, along with the diverse clinical outputs observed in different types of ...
P. Valdes-Donoso   +4 more
semanticscholar   +1 more source

Chloroplast Stress Signals Orchestrate Epidermis‐Specific Remodeling of Mitochondria and ER Under High Light

open access: yesAdvanced Science, EarlyView.
High light exposure triggers an epidermis‐specific remodeling of mitochondria and ER in Arabidopsis, driven by chloroplast‐derived signals. Live‐cell imaging shows that HL rapidly suppresses mitochondrial motility, followed by fusion‐driven elongation and ER cisternal expansion.
Evan R. Angelos   +12 more
wiley   +1 more source

Effect of Gestational Folic Acid Supplementation on Offspring Immune Organ Development and Postnatal Immune Response [PDF]

open access: yes, 1999
Pairs of littermate, primiparous sows were fed a low folic acid, basal diet for 98 days to minimize body folic acid (FA) stores. Following the depletion period, sows were synchronized and bred via artificial insemination.
Cunnick, J. E.   +4 more
core   +2 more sources

Oesophagostomum dentatum and Trichuris suis infections in pigs born and raised on contaminated paddocks [PDF]

open access: yes, 2006
SUMMARY Transmission of Oesophagostomum dentatum and Trichuris suis was studied in outdoor reared pigs. Six farrowing paddocks were naturally contaminated in May to mid June 2001 by experimentally infected seeder pigs. Early July, 1 sow farrowed on each
Mejer, Helena, Roepstorff, Allan
core   +1 more source

Meta‐GWAS of Pig Semen Quality Traits Reveals Conserved Genes Regulating Mammalian Fertility

open access: yesAdvanced Science, EarlyView.
This study incorporated 14 210 individuals to perform a GWAS meta‐analysis of six semen quality traits. The GWAS meta‐analysis identifies 234 GWAS loci associated with semen quality traits. The incorporation with a functional genomics resource explains potential genetic regulation of ∼40% GWAS signals underlying semen quality traits.
Qing Lin   +26 more
wiley   +1 more source

A Mutation Losing an RBP‐Binding Site in the LncRNA NORSF Transcript Influences Granulosa Cell Apoptosis and Sow Fertility

open access: yesAdvanced Science
Sow fertility is an economically important quantitative trait. Hundreds of quantitative trait loci (QTLs) containing tens of thousands of potential candidate genes are excavated. However, among these genes, non‐coding RNAs including long non‐coding RNAs (
Miaomiao Wang   +5 more
doaj   +1 more source

Niet-infectieuze oorzaken van biggensterfte vóór het spenen, deel 2: oorzaken gelegen bij de zeug en in de omgeving [PDF]

open access: yes, 2009
Piglet mortality before weaning is an important cause of economic loss in the pig production. Most piglet mortality occurs during the first four days after birth, and the major part is caused by non-infectious conditions.
de Kruif, Aart   +4 more
core   +1 more source

Multifunctional Tailoring of Fertilizer Composites Directly Derived From Phosphate Rock

open access: yesAdvanced Science, EarlyView.
A novel phosphorus‑sulfur mixed acid with urea (PSU) activation system converts low‑grade phosphate rock (LPR) into multifunctional fertilizer composites (MFCs). MFCs feature porous structures, high nutrient‑activation efficiency, superior slow‑release, and enhanced crop growth, offering a sustainable solution for integrated nutrient management and ...
Zenglian Qi   +13 more
wiley   +1 more source

Sow dimensions and loose-housed farrowing pen sizes on commercial piglet-producing farms in Sweden

open access: yesActa Veterinaria Scandinavica
International interest in loose-housed farrowing is growing and there are ongoing discussions within the European Union (EU) on new legal requirements. However, there is a lack of empirical data on loose-housed farrowing pen sizes and sow dimensions in ...
Linda Marie Backeman Hannius   +4 more
doaj   +1 more source

Sow-level risk factors for stillbirth of piglets in organic sow herds.

open access: yesAnimal, 2017
In Danish organic pig production, one-third of total born piglets die before weaning, and stillbirth has previously crudely been estimated to account for 27% of the total preweaning mortality.
L. Rangstrup-Christensen   +3 more
semanticscholar   +1 more source

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