Sentences with phrase «by hypoxia»

If your child's cerebral palsy was caused by hypoxia during delivery, that fact might be reflected in low Apgar scores (delivery room measures of respiration, color, muscle tone, reflexes and heart rate) or a blood pH that is below 7.20.

From a more global perspective, 22 gene families, of the over 200 identified, were found to be significantly altered by hypoxia.

The results demonstrated that the impairments following microgravity were not aggravated by hypoxia.

Planes are equipped with oxygen - monitoring sensors, but that may not help if the crew are already affected by hypoxia, says Thomas Smith at the University of Oxford, who specialises in aerospace medicine, or if they misinterpret the signals, as is thought to have occurred in the 2005 crash, says Daniel Rooney at the Institute of Aerospace Medicine in Cologne, Germany.

The purpose of this study was to identify changes in gene expression induced by hypoxia in rat retina both immediately following hypoxia as well as following a 24 h recovery period post hypoxia.

His studies revealed that the blood and lymphatic vasculature, fibroblasts, immune cells and the extracellular matrix associated with tumors are abnormal, collectively creating a hostile tumor microenvironment characterized by hypoxia, low pH and high interstitial fluid pressure.

Scientists with the U.S. Geological Survey, the Illinois - Indiana Sea Grant and partners recently found that dead zones caused by hypoxia, the depletion of oxygen in water, are unexpectedly variable in Lake Erie, sometimes disappearing and reemerging elsewhere in the matter of hours.

There have been several recent reports in which some of the same transcripts have been altered by hypoxia or manipulations involving hypoxia.

The expression of a few retinal mRNAs known to be induced by hypoxia, including HIF - 1α, was assessed by qRT — PCR analysis of total RNA isolated from retinal tissue following exposure to 3 h of 6 % — 7 % O2.

Direct Transcriptional Up - regulation of Cyclooxygenase - 2 by Hypoxia - Inducible Factor (HIF)-1 Promotes Colorectal Tumor Cell Survival and Enhances HIF - 1 Transcriptional Activity during Hypoxia

Brain injury, heart attack, and strokes all have one thing in common: cell death caused by hypoxia.