Genetics

How cancer cells can become immortal - new research finds mutated gene that helps melanoma overcome normal limits of repeated replication

How cancer cells can become immortal – new research finds mutated gene that helps melanoma overcome normal limits of repeated replication

A defining characteristic of cancer cells is their immortality. Usually normal cells are limited in the number of times they can divide before they stop growing. Cancer cells, however, can overcome this limitation to form tumors and circumvent “death” by continuing to replicate. Telomeres play a vital role in determining the number of times a …

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Ancient viruses trapped in permafrost for thousands of years are waking up

Ancient viruses trapped in permafrost for thousands of years are waking up

As global temperatures continue to rise, the Arctic landscape is collapsing. Glaciers and ice caps are melting at an unprecedented rate and ground that has been frozen for millennia is beginning to melt. The effects of rising sea levels and habitat loss are already being felt around the world, but another threat is beginning to …

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Rice bioengineer seeks better signals from cells

Rice bioengineer seeks better signals from cells

image: Rice bioengineer Jerzy Szablowski won an NIH Trailblazer Award for developing noninvasive, site-specific cell-secreted reporters to measure gene expression in deep tissues, particularly in the brain. see After Credit: Jeff Fitlow/Rice University HOUSTON – (November 10, 2022) – Your body’s cells are pretty good at monitoring themselves, but they don’t always signal what’s going …

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Livestock Improvement: How Forward Pack and Sexed Semen Can Boost Genetic Gain |  MarketScreener

Livestock Improvement: How Forward Pack and Sexed Semen Can Boost Genetic Gain | MarketScreener

Garth Stearn, LIC Territory Manager, had recently visited Rob’s farm with local Agricultural Manager James Agnew: “Using performance data from Rob’s herd, we have helped him understand what type of cow is most efficient in its dairy farming system.While cows often look alike, there are cows and groups of cows in the herd that genetically …

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Blood pressure drug could reduce Alzheimer's risk in older black adults

Blood pressure drug could reduce Alzheimer’s risk in older black adults

Share on PinterestScientists can find new treatments for dementia by ensuring that all races are represented in clinical trials. Visual Vic/Getty Images The Alzheimer’s Association has called Alzheimer’s disease (AD) a “silent epidemic” among African American adults. Historically, however, African Americans have been less likely to participate in AD clinical studies. Researchers recently found that …

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