By: GeneMachine
Views: 53 | LoveIts: 0
Description: Aging in Humans causes the thymus to shrink. T Cells are produced at lower levels as humans age. HIV infections also cause T Cells to fail and the thymus to shrink. The disease AIDS is this progressive T cell failure of the human immune system. Growth hormone resurrects the adult human thymus during ... show more
By: Immortality
Views: 5 | LoveIts: 1
Description: This is my first project. I have had accounts before around 2 or 3 years ago, but I have returned to scratch to mingle with you scratch users. (: Enjoy this simple first level that took no time at all. xD
