articles about genetics-reproduction

Nontargeted plasma metabolomics associated with sow lifetime productivity traits

Characterization of plasma profiles among post fourth parity dams with differing lifetime born-alive and weaned production traits suggested unique features that may be related to various physiological systems, including immunological, metabolic, and hormonal.

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Markets-EconomicsNews

Argentina: Pork production grew 15.7% in the first quarter of 2026

The Argentine pork sector continues to experience sustained growth in both production and slaughter.

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NutritionArticle

Heat stress in sows: hidden consequences for sow and offspring performance

When foetuses develop in a heat-stressed gestation sow, a condition known as in utero heat stress occurs, and piglets may be born smaller with impaired gut microbiome and immune function. Additionally, these piglets show greater susceptibility to stress later in life. Although these consequences are not always immediately apparent, they are important to manage and prevent.

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Figure 1: U.S. swine inventory as of March 1, 2026, figures in millions of head, year-over-year changes.

Prepared by the Economics and Sustainability Department of 333 Latin America using data from USDA-NASS

Markets-EconomicsNews

United States: Swine inventory shows slight increase through March 2026

The higher number of weaned piglets per litter compensated for the decrease in the inventory of breeding females.

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Genetics-ReproductionAbstract

Genome-wide association study identified genomic regions and putative candidate genes affecting different backfat layers in Landrace pigs

Different backfat layers were regulated by distinct genetic variations.

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Genetics-ReproductionPress releases

Darby Genetics and Nucleus strengthen international partnership with renewed cooperation agreement

The signing took place in South Korea during an official visit by board members from Cooperl, the parent cooperative of Nucleus.

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Genetics-ReproductionAbstract

Transabdominal ultrasound guided AAV9-GFP delivery in fetal pigs: a translational and minimally invasive model for in utero fetal gene therapy

These results instill optimism for the prospect of implementing gene therapies in utero to prevent or correct many human genetic diseases, specifically multisystem disorders such as mitochondrial diseases.

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NutritionAbstract

Effects of long-term replacement of soybean meal with canola meal in sow diets on reproductive performance and litter outcomes

Canola meal may be considered as a sustainable protein source for sow diets without affecting reproductive performance and health.

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HealthAbstract

Buserelin shortens the estrus-to-ovulation interval and improves the pregnancy outcomes in gilts treated with a fixed-time artificial insemination

Buserelin has advantages in centralizing induced ovulation and thus improving fixed-time artificial insemination outcomes.

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Genetics-ReproductionPress releases

Canadian regulators determine PIC’s PRRS-resistant pigs are safe for consumption and approved for manufacturing and importing

Approval was granted after three separate Canadian regulatory agencies conducted independent reviews of research and data.

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Genetics-ReproductionPress releases

Topigs Norsvin announces appointment of new Director in France

Jean-Jacques Simon is the company's new Director of Topigs Norsvin France.

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HealthNews

Canada approves PRRS-resistant pigs for use in food and feed

These pigs have been deemed safe for human consumption and for use in livestock feeds.

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Genetics-ReproductionPress releases

Hendrix Genetics partners with Huanshan Group to launch swine nucleus farm in China

The new Hendrix Huanshan Nucleus Farm in Yuexi embodies the shared ambition of Hendrix Genetics and the Huanshan Group to accelerate breeding progress of swine in China.

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