Science news articles about 'dead tissue'

  • Tsunami in the brain

    ... are at risk – depolarization waves arise at the edges of the dead tissue and spread through the adjacent areas ... on Brain Injury Depolarisations). "After the stroke, circulation in the tissue surrounding the affected area of the brain is initially ...
  • Blood Samples From Living Syringes

    ... grafts. Maggots will clean a wound by eating only the dead tissue, thereby aiding in preventing infection. Now, an insect commonly known as the kissing bug ...
  • Novel approach may protect against heart attack injury

    ... occurred." The size of the myocardial infarction—an area of dead tissue caused by obstructed blood flow ... in which the heart is stopped, such treatment might also protect tissues from the adverse effects of interrupting blood flow ...
  • Honey helps to heal wounds

    ... . While honey may help the body remove dead tissue and provide a favourable environment for the growth of new, healthy tissue, current interest in medicinal honey focuses ...
  • Study supports value of advanced CT scans to check for clogged arteries

    ... surgery to be used to keep arteries open. In coronary artery disease, hardened bits of fat and dead tissue, called plaque, build up along the inside wall of the blood vessels, impeding the body ...
  • Maggot therapy similar to standard care for leg ulcers

    ... by diseased veins in the legs. Debridement (the removal of dead tissue from the ulcer surface) is a common part ... /arterial leg ulcer with dead tissue (sloughy and/or necrotic tissue) covering at least a quarter ...
  • Emerging techniques put a new twist on ankle repair

    ... "first-line" therapies involving removal of dead tissue (called "debridement") and drilling, about one-fifth ... involve potential problems, including: pain in the donor knee tissue damage in the donor knee ...
  • Mathematics taking guesswork out of plastic surgery tissue transfer

    ... . They have shown that under certain relationships between the size of the tissue flap and the diameter of the perforator vessel, the oxygen ... surgical cases, doctors must replace the dead tissue, and sometimes have to redo the entire operation ...
  • Brain damage seen on brain scans may predict memory loss in old age

    ... referred to as ministrokes. They also looked for infarcts, or areas of dead tissue usually called strokes. Both types of brain damage may be caused by vascular disease ...
  • Bacteria toxic to wound-treating maggots

    ... bag. The maggots gently ingest necrotic (dead) tissue and kill ingested bacteria in the gut. In addition, the maggots secrete antimicrobial compounds into the wound ...
  • Mediterranean diet may lower risk of brain damage that causes thinking problems

    ... likely to have brain infarcts, or small areas of dead tissue linked to thinking problems. The Mediterranean diet includes high intake of vegetables, legumes ...
  • Increasingly threatened loggerheads follow their own paths in travel, eating

    ... revolutionizes our way of looking at these animals that have this kind of tissue," said Karen Bjorndal, UF professor of biology ... in Florida. Removing the samples, which cut away only the dead tissue of the shell, is harmless and painless to the turtles ...
  • Chymase inhibitors could enhance treatment for damaged hearts

    ... that chymase activity is especially abundant in heart tissue from patients with heart failure. Inflammation arising ... , a measure of heart function, and reduced the amount of dead tissue and scarring more than either drug by itself ...
  • Fungi's genetic sabotage in wheat discovered

    ... because they're "necrotrophs," pathogens that feed on dead tissue. To better understand this genetic trickery ... resistance to biotrophs, pathogens that feed on living tissue. Interestingly, Tsn1 is controlled by wheat's circadian ...
  • Research links damaged organs to change in biochemical wave patterns

    ... once it is diseased. "For example, fibrotic nonexcitable 'dead' tissue normally presents as a small percentage ... , or in the case of cardiac myopathies, the percentage of fibrotic tissue increases dramatically, up to 30 or 40 percent ...

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