Autor: Clinical genetics
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Genetic test forecasts chemo response in breast cancer
A new study from Karolinska Institutet shows that gene analysis of breast cancer tumors can identify patients who do not benefit from chemotherapy given before surgery. The findings, published in the journal Nature Communications, could in the long ter…
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3D DNA switch in brown fat could reshape obesity and diabetes treatment
Most fat stores energy; the body’s brown fat does the opposite. Unlike the white fat that accumulates just under our skin, brown fat burns calories and glucose to generate heat. Formally known as brown adipose tissue, it is a specialized metabolic tiss…
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Unraveling the evolution of leukemia in children with Down syndrome
It may be possible to identify which pre-cancerous cells will develop into a rare type of blood cancer, due to new research showing that a single genetic change drives myeloid leukemia in children with Down syndrome.
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Study explores the genetic basis of an encephalopathy associated with epilepsy and autism
SYNGAP1 encephalopathy is a rare genetic disorder for which there is no treatment. It causes epilepsy, intellectual disability, psychomotor delay and, frequently, autism. It arises from mutations in the SYNGAP1 gene, which produces a protein essential …
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A hidden DNA region helps drive frailty, exposing brain and immune links that reshape aging risk
Researchers at McMaster University have identified, for the first time, a novel region of DNA and two associated genes connected to frailty, offering neurological and immune-related insights that might help explain why some older adults are more likely…
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How a key regulatory protein guides cartilage formation during embryonic development
Sox9, a master regulator of cartilage formation, switches its target genes dynamically during embryonic limb development instead of following a fixed program, as reported by researchers from Science Tokyo. They analyzed mouse embryonic forelimb cells a…
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Unexpected cancer mutations in brain’s immune cells may help fuel Alzheimer’s disease
As the body ages, cells naturally accumulate dozens of genetic mutations each year. New research from Boston Children’s Hospital, published in Cell, finds that the brain’s resident immune cells, microglia, amass mutations in specific cancer-driving gen…
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AACR: Zedoresertib and lunresertib combination shows promising antitumor activity
For patients with advanced solid tumors harboring specific genetic alterations, the first-in-class synthetic lethal combination of WEE1 inhibitor zedoresertib plus PKMYT1 inhibitor lunresertib demonstrated promising antitumor activity and was generally…
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Bowel cancer immunotherapy clinical trial follow-up shows zero relapses
Patients with a specific type of bowel cancer who were treated with a short course of immunotherapy before surgery instead of post-op chemotherapy have remained cancer-free after almost three years of follow-up, according to new results from the NEOPRI…
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A newly uncovered gene switch rewires infant heart cells and opens a treatment path for a deadly disease
Researchers from the Keck School of Medicine of USC have made an important advance toward understanding—and potentially treating—a rare cardiomyopathy (heart muscle disease) that is present from birth. The condition, known as AARS2-related cardiomyopat…