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News Release
NIH researchers compared a new genetic animal model of Down syndrome to the standard model and found the updated version to be enhanced.
… mouse model. Scientists often use different strains of mice as animal models to study human diseases because most genes in humans have similar counterparts in mice. “A mouse model that more precisely captures the … a byproduct of how the model was developed. Humans and mice have very similar genomes, but the chromosomes that make …
Genetic Disorders
Sickle cell disease is a group of inherited red blood cells disorders.
… promise.   Researchers used bioengineering to create mice with a human gene that produces the defective hemoglobin … the defective hemoglobin gene was removed from the mice and genetically "corrected" by the addition of the … The corrected marrow was then transplanted into other mice with sickle cell disease. The genetically corrected mice …
News Release
NHGRI researchers identified 59 genes or gene regions linked to canine athletics.
… muscle endurance by reducing pain. In a previous study in mice, researchers discovered that the ASIC3 gene is linked to … gene, which have been linked to hearing impairment in mice and humans, were significantly more common in sport … behaviors, hyperactivity and panic responses in mice ( SHANK2 and OXR1 genes) were also more prevalent in …
Educational Resources
A mouse model is a laboratory mouse used to study some aspect of human physiology or disease.
… of different model organisms are used in this regard, but mice are especially useful because they share mammalian …
News Release
NHGRI researchers have discovered that Mediterranean populations may be more susceptible to an autoinflammatory disease because of evolutionary pressure to survive the bubonic plague.
… this hypothesis, the researchers genetically engineered mice with FMF-causing genomic variants. They infected both healthy and genetically engineered mice with Yersinia pestis . Their results showed that infected mice with the FMF-causing genomic variant had significantly …
News Release
The Encyclopedia of DNA Elements (ENCODE) Project has created a detailed resource on the letters of life, DNA, identifying genes and regions that may regulate genes in the human and mouse genomes.
… nearly 6,000 experiments –– 4,834 in humans and 1,158 in mice –– to illuminate details of the genes and their … biochemical changes that occur during mouse development. Mice, due to their genomic and biological similarity to … human biology and disease. These experiments in humans and mice were carried out in several biological contexts. …
Infographic
The X chromosome is part of sexual development and many other biological processes, including how some cats get their distinctive coat colors.
…  The X chromosome plays a key function in aging. Mice with an XX genotype live longer than mice with XY, even if they have testes!   The X chromosome …
Staff
Dr. Lisa Helbling Chadwick is a deputy director in Division of Genome Sciences at the National Human Genome Research Institute. ​
… HF. Genetic control of X chromosome inactivation in mice: definition of the Xce candidate interval . Genetics , … influences on X chromosome choice in Xce heterozygous mice . Mamm Genome, 16(9):691-9. 2005. …
News Release
A new method of targeting specific DNA sequences in zebrafish could accelerate the discovery of gene function and the identification of disease genes in humans.
… and the fish are far less costly to maintain than are mice. They multiply astonishingly quickly; a female may … Research paper. The CRISPR/Cas9 methodology works in mice, too, but it is more costly and takes far longer. Although mice actually reach sexual maturity earlier than zebrafish, …
Staff
Dr. Manoli is a pediatrician, clinical and biochemical geneticist in the Organic Acid Research Section of the Metabolic Medicine Branch at NHGRI.
… cold exposure or fasting in liver- and muscle-specific transgenic MMA mice and modeled clinically relevant disease manifestations, …