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Tag: "overdose" at biology news

Common treatment for methamphetamine overdose may damage brain cells

...g used in emergency rooms to treat methamphetamine overdose damages nerve cells in an area of the brain known ...erns that a standard treatment for methamphetamine overdose in humans might worsen drug abuse-related brain injuries," says William Carlezon, PhD, at Harvard's ...

Glucose triggers brain cell death in rats after hypoglycemic coma

...t take it several times a day. A severe insulin overdose can reduce levels of glucose in the blood to extremely low levels –?a condition known as hypoglycemia –?and cause hypoglycemic coma, resulting in destruction of neurons in the hippocampus and cerebral cortex, which are essential to memory and cogniti...

Bird sex is something else

...ecause some bird genomes can live with an apparent overdose of sex-related genes. US researchers Itoh, Melamed et al. working in Arthur Arnold’s University of California, Los Angeles laboratory used RNA microarray analysis for their dosage compensation study. The team sampled chickens and zebra finches, and...

Breathing easy: When it comes to oxygen, a bug's life is full of it

...ects close their spiracles during rest to avoid an overdose of oxygen, which can result in the production of free radicals which cause tissue damage, he has said. His work could have applications to insect control in agriculture. Jake Socha, Argonne National Laboratory, Chicago, and the University of Chica...

High-tech research shows cocaine changes proteins and brain function

...ssue obtained from individuals who died of cocaine overdose and compared these "protein profiles" with individuals who died of non-drug related causes. "The findings provide new insights into the long-term effects and damage that cocaine has on the human brain and will help guide future animal studies to fu...

High resolution 'snapshots' detail dynamics of a cocaine antibody

...eutic agent to counter the craving, addiction, and overdose of the drug. To date, no treatment has been approved by the Food and Drug Administration (FDA). Commenting on the new findings, Xueyong Zhu, Ph.D., the primary author of the study and a staff scientist in the Wilson laboratory said, "Development of ...

Prescription pain patch abuse blamed for increase in deaths

...aising alarm as the number of people dying from an overdose of the drug fentanyl, an opioid 100 times more potent than morphine, rises. Addicts are misusing a clear patch that transfers a controlled dose of fentanyl through the skin into the bloodstream over the course of a few days, UF experts say. The adhe...

Some Brain Cells Change Channels

...ng the swap might help protect them from a calcium overdose that can kill them in Lou Gehrig's disease. "We don't know yet whether this happens in muscle-controlling nerve cells, but we're looking into it," says Richard Huganir, Ph.D., professor of neuroscience and a Howard Hughes Medical Institute investiga...

Some Brain Cells 'Change Channels' To Fine-tune The Message

...ng the swap might help protect them from a calcium overdose that can kill them in Lou Gehrig's disease. "We don't know yet whether this happens in muscle-controlling nerve cells, but we're looking into it," says Richard Huganir, Ph.D., professor of neuroscience and a Howard Hughes Medical Institute investiga...

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