Sentences with phrase «early after the onset of symptoms»

Not exact matches

Not long after the HD gene was isolated, studies led by MacDonald, also a co-author of the current investigation, found that a variation in the number of CAG trinucleotide repeats within the HD gene, which codes for a protein called huntingtin, is the primary determinant of the age at which HD symptoms appear, with a greater number of CAG repeats associated with an earlier symptom onset.

After analyzing both scans together for DNA variants associated with differences between when each patient's movement - associated symptoms first appeared and when they would have been expected based on the number of CAG repeats, MGH CHGR investigator and lead author Jong - Min Lee, PhD, identified two locations on chromosome 15 where variants were significantly associated with either early or late symptom onset.

Earlier work showed that the Ebola virus persists in the testes of survivors and can be isolated from semen for up to 82 days after the onset of symptoms.

The onset of acute AW symptoms can be as early as six hours after the last intoxication.