Articles tagged with Cattle Genomes
The study presents a near-complete cattle genome, allowing for the identification of hundreds of new genes and structural variants. This will improve breeding and result in better beef marbling, benefiting the $1 billion Australian beef export sector.
A new study reveals that Indonesian cattle breeds carry a unique blend of zebu and banteng genetics, making them more genetically diverse than other breeds. This diversity could lead to improved disease resistance, productivity, and greenhouse gas emissions in cattle farming.
Researchers have identified several key genes and pathways involved in the bovine response to Mycobacterium bovis, the causative agent of tuberculosis in cattle. The study found that genetic variation affecting the initial proinflammatory immune response contributes to bTB susceptibility.
The study reveals large genomic differences between European aurochs, North Asian aurochs, and South Asian ancestor, with evidence of human intentional feeding and targeted domestication. The genome of the central European aurochs was fully decoded for the first time, providing insights into the history of wild cattle in Europe and Asia.
Researchers found significant relationships between the cows' genetic merit and their calves' performance. The genomic prediction tool allowed farmers to make informed decisions that enhance sustainable profitability.
A new study documents multiple small regions of DNA from domestic cattle in North American bison genomes, revealing a shared genetic ancestry. The research reveals that even historically isolated herds contain low levels of cattle genomic introgression, with implications for bison conservation efforts.
A team of scientists led by Vimal Selvaraj has developed a way to preserve the genetic diversity of fast-disappearing native cattle breeds using stem cells. This technology could be used to clone extinct breeds or to produce animals with desirable traits, such as disease resistance and extreme weather tolerance.
A new study suggests the measles virus emerged in humans around 528 BCE, thousands of years earlier than previously thought. Researchers used lung samples and genome sequencing data to reconstruct the virus's evolutionary history, tracing its emergence from a cattle-infecting relative.
The use of genomic selection has rapidly accelerated genetic progress in dairy cows, allowing for the development of new data pipelines for novel traits. This shift has also enabled a better understanding of genetic variance and the creation of single-step genomic evaluations to mitigate homozygosity.
Researchers create true diploid genomes from a single individual using an innovative genome assembly strategy, applicable to cattle breeds and potentially other species including humans. The technique, called trio binning, disentangles maternal and paternal genomes, revealing important genetic differences between breeds.
A new genome-wide analysis uncovers the complex origins of domestic cattle by comparing ancient and modern genomes. The study reveals that multiple strains of wild auroch contributed to the growth of domesticated cows.
A genome study has revealed the evolution of ruminants, including deer, antelope, and giraffes. The research provides a foundational genomic roadmap for understanding how evolution has shaped these animals, as well as their unique digestive system and adaptations to environmental changes.
A global genomic study has identified genes that influence complex trait of height in cattle, confirming findings with miniature cattle and ancient DNA. The study's collaborative approach also reveals a high degree of overlap with human and dog genomes, opening up new possibilities for research on traits like temperament and body fatness.
A team of Chinese researchers has sequenced and analyzed the reindeer genome, revealing unique features such as a smaller genome size and 335 genes specific to the species. The findings provide valuable resources for understanding the processes of evolution, domestication, and adaptation to extreme environments.
Researchers have successfully produced live cows with increased resistance to bovine tuberculosis using a modified version of CRISPR gene-editing technology. The new method resulted in no off-target effects on the animals' genetics, making it a promising approach for producing transgenic livestock.
Genomic analyses reveal that Mongolian yaks are derived from cattle, with a genetic heritage of about 1.5% of their genome coming from domesticated cattle. The study also found that yak breeders selected for polledness in the early stages of domestication, leading to the loss of horns and exploiting this trait worldwide.
A chromosome anomaly in mosquitoes linked to cattle feeding behavior may hold the key to reducing malaria transmission. Researchers identified a specific chromosomal rearrangement associated with cattle feeding in Anopheles arabiensis mosquitoes.
The UC Davis project, part of the FAANG Initiative, focuses on functional genomics of chicken, cow, and pig genomes to better understand gene regulation and complex traits. This research aims to improve agricultural productivity and sustainability by identifying key genetic elements influencing animal development and behavior.
Researchers have sequenced the whole genomes of 234 individual bulls, enabling trait-mapping for improved cattle breeding. The study identified mutations associated with negative impacts on animal health, welfare, and productivity, offering a leverage tool for breeders to extrapolate sequence information to numerous descendants.
Researchers aim to identify genetic markers for improved dairy cow fertility, focusing on cyclicity and pregnancy timing. The study will involve collecting DNA from cows in five states and analyzing variables such as time from calving to conception.
Researchers developed methods to synthesize and change the Schmallenberg virus genome, identifying a gene that protects the virus against the immune response. The study found that viruses missing this gene caused less sickness in mice, suggesting potential for new vaccines.
Researchers analyzed ancient bison genetic mutations to identify important variations in domestic animals, potentially improving agricultural breeding programs and disease resistance. The study also revealed the evolutionary history of the ruminant family tree and provided insights into climate change adaptations.
Scientists have discovered that the bovine genome contains over 2,800 billion DNA building blocks and around 22,000 genes. The study found that cows share about 80% of their genes with humans, providing valuable insights into human biology.
The completed cow genome provides insights into mammalian evolution, cattle-specific biology, and the genetic bases of milk. Researchers discovered over 22,000 protein-coding genes and 500 miRNAs, highlighting potential for breeding more sustainable livestock.
A recent cattle genome sequencing milestone has significant implications for human health research, revealing a closer genetic link between humans and cattle than previously thought. The study's findings suggest that milk evolved as an immune function, essential to the survival of newborn mammals, dating back over 160 million years.
The bovine genome consists of at least 22,000 protein-coding genes, with significant rearrangements compared to human and mouse genomes. The sequence provides new insights into ruminant evolution, unique traits making cattle useful to humans, and the mechanisms behind genetic changes.
The complete cattle genome has been sequenced and annotated, providing unique insight into the biology and evolution of cattle. This breakthrough research could lead to significant improvements in beef and dairy production, including increased milk production, disease resistance, and meat quality.
A recent study on the bovine genome has provided valuable insights into potential new developments in cattle research. The project identified single nucleotide polymorphisms (SNPs) that can help researchers identify favorable traits, leading to improved disease resistance and meat quality.
Researchers have sequenced and analyzed the domestic cattle genome, identifying approximately 22,000 genes and sharing about 80% with humans. The findings provide critical insights into the structure and function of the human genome, including segmental duplications that affect immunity and metabolism.
The first draft of the bovine genome sequence has been deposited into free public databases, making it available for researchers to study and analyze. The completed genome will aid in medical breakthroughs, disease management, and nutritional enhancement of beef and dairy products.
An international consortium is developing a sequence-ready map of the cattle genome to improve dairy and beef cattle, enhance food safety, and protect against bioterrorism. The project will provide valuable tools for animal breeding and securing the world's meat and milk supply.