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Channel: Medical Xpress news tagged with:dna damage
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Drug may curb female infertility from cancer treatments

An existing drug may one day protect premenopausal women from life-altering infertility that commonly follows cancer treatments, according to a new study.

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Chronic cell death promotes liver cancer

Liver cancer occurs predominantly in patients whose liver has been damaged as a result of chronic disease. Until now, it was not known how these events are linked at the molecular level. An...

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Acid reflux cancer link

Esophageal adenocarcinoma (EA) is an increasingly common cancer that silently affects the esophagus – the muscular tube that moves food into stomach. What causes EA is not well known but...

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DNA damage caused by cancer treatment reversed by ZATT protein

An international team led by scientists at the National Institutes of Health is the first to discover a new way that cells fix an important and dangerous type of DNA damage known as a DNA-protein...

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Scientists discover novel mechanism that protects mitochondrial DNA

Researchers at the University of Eastern Finland have discovered a novel mechanism safeguarding mitochondrial DNA. The study, published in PNAS earlier this week, was carried out in close collaboration...

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Study of what makes cells resistant to radiation could improve cancer treatments

A Johns Hopkins University biologist is part of a research team that has demonstrated a way to size up a cell's resistance to radiation, a step that could eventually help improve cancer treatments.

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Researchers find evidence of DNA damage in veterans with Gulf War illness

Researchers say they have found the "first direct biological evidence" of damage in veterans with Gulf War illness to DNA within cellular structures that produce energy in the body.

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Timing could matter to how responsive cancer cells are to treatment, study...

DNA damage occurs routinely within your cells due to sun exposure, smoking and sometimes during the normal process of making new DNA. Fortunately, there are "checkpoints" in-place within cells to stop...

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How cells detect, mend DNA damage may improve chemotherapy

The busy world inside a cell is directed by its DNA blueprint. When the blueprints are altered, cells can sicken, die or become cancerous. To keep DNA in working order, cells have ways to detect and...

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Scientists take early step to personalized breast cancer care

UT Southwestern Medical Center researchers have developed a method to map protein changes that occur in different subtypes of breast cancer cells in response to DNA damage from a new class of...

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Mechanism identified behind enzyme involved in liver and other human cancers

To understand what has gone wrong when cancer occurs and to create new possibilities for treatment, it is important to understand the molecular mechanisms behind what is happening at the cellular...

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Stressed-out worms hit the snooze button

When you catch a nasty cold, curling up in bed to sleep may be the only activity you can manage. Sleeping in response to stress isn't a uniquely human behavior: many other animals have the same...

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Novel combination therapy shown to be effective in ovarian cancer

Researchers at The Wistar Institute have found that combining PARP inhibitors, recently approved for the treatment of BRCA-mutant ovarian cancer, with another small molecule inhibitor was effective to...

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Low-dose X-ray exposure does not harm human stem cells

Biophysicists have shown that following low-dose exposure to X-rays (at 80 milligrays), stem cells remain healthy, proliferate, and do not accumulate DNA damage to be passed on to their progeny. The...

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Uncovering molecular targets for childhood cancer therapeutics

Neuroblastoma (NB) is the most common solid tumor found in children. It starts in some very early forms of nerve cells found in the embryo or fetus. Amplification of the gene MYCN is a...

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New research shows how alcohol damages DNA and increases cancer risk

Scientists have shown how alcohol damages DNA in stem cells, helping to explain why drinking increases your risk of cancer, according to research part-funded by Cancer Research UK and published in...

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Targeting breast cancer through precision medicine

University of Alberta researchers have discovered a mechanism that may make cancer cells more susceptible to treatment. The research team found that the protein RYBP prevents DNA repair in cancer...

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How incurable mitochondrial diseases strike previously unaffected families

Researchers have shown for the first time how children can inherit a severe - potentially fatal - mitochondrial disease from a healthy mother. The study, led by researchers from the MRC Mitochondrial...

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Why mutations that would seemingly affect all cells lead to face-specific...

About 1 in 750 babies born in the United States has some kind of craniofacial malformation, accounting for about one-third of all birth defects.

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Headlines saying 'vaping might cause cancer' are wildly misleading

E-cigarettes are in the news again. This time with headlines that they may cause cancer.

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