Acting as caps on the ends of each chromosome, telomeres are composed of repetitive DNA and shelterin, a protective protein complex protects. Titia de Lange's…
Scientists at St. Jude Children's Research Hospital have developed a mouse model of a severe disease of the immune system that helps explain why gene therapy…
Scientists at St. Jude Children's Research Hospital have demonstrated that a key event during apoptosis (cell suicide) occurs as a single, quick event, rather…
Flower colour is traditionally viewed as a method by which a plant advertises its nectar, a sweet reward for ensuring pollination, to hungry insects. However,…
In the moth Manduca sexta, also known as the tobacco hornworm and recognisable by its distinctive blue-green caterpillar, adult body size is largely determined…
Approximately 50 million people are infected with dengue virus each year, resulting in about 24,000 deaths world-wide. Dengue virus is a mosquito-borne member…
Dr. Mikiko Siomi and colleagues from the Institute for Genome Rsesearch in Japan have identified the elusive small RNA partners of Piwi proteins – lending new…
MicroRNAs (miRNAs) are small RNAs of approximately 22 nucleotides, which function as regulators of gene expression in eukaryotes. miRNAs are initially…
Genetic mutations in our cells accumulate as we age, and carcinomas are associated with alterations in certain key genes, known as tumor suppressor genes and…
In a finding that may have broader implications for understanding kidney disorders, genetics researchers at The Children's Hospital of Philadelphia have…
They've found that different genes may be responsible for causing autism in boys than in girls. In addition, the researchers also have discovered that other…
The Iowa State University assistant professor uses mathematical tools and computer models to determine how environmental and evolutionary factors — like…
“It's clear that some species can and do develop enhanced abilities for solving particular problems,” said Robert O. Deaner, Ph.D., who led the study as part…
The paper highlights the findings of a Cooperative Research Centre for Landscape Environments and Mineral Exploration (CRC LEME) project by CSIRO researcher,…
In a finding that could help scientists develop ways to prevent or treat certain infections, researchers led by a Howard Hughes Medical Institute (HHMI)…
Now, in the advanced online issue of Nature1, scientists show that, although originating from different cell types, human limbs and median fins share a common…
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