Serenagroup, Inc.

This completed study tested whether a collagen-based material causes allergic skin reactions in 5 healthy adults. Researchers applied the material using a standard skin prick test and measured the size of any skin reaction. The goal was to see if the material is safe for future m…

This completed study tested whether a collagen-based material causes skin irritation or allergic reactions. Thirteen healthy adults wore patches with the material on their skin repeatedly. Researchers checked for redness, swelling, or other signs of irritation using a standard gr…