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A new DNA study of living and historical members of the Blackfoot Confederacy in the U.S. and Canada suggests that they share a lineage with people from the last ice age.
Researchers investigated the relationship between historical traumatic events experienced by Alaska Native communities and epigenetic markers on genes that previous studies have linked to trauma. The new study found a similar pattern among Alaska Native participants, with specific epigenetic differences observed in those who reported experiencing the most intense symptoms of distress when reflecting on historic losses.
Researchers investigated the relationship between historical traumatic events experienced by Alaska Native communities and epigenetic markers on genes linked to trauma, finding specific epigenetic differences in those who experienced intense distress.
Every pile of elephant dung holds a story and now scientists are unlocking these secrets thanks to a new way of collecting DNA.
TUESDAY, July 5, 2022 (HealthDay News) -- Whether they're household pets in South Africa, strays in India or living in rural Laos, dogs have similar microbes colonizing their digestive tracts.