Where MRS differs from MRI is both in determining the location of the signal, which is the basis of structural MRI, and in measuring the frequencies of the signals coming from nuclei in different chemical bonds
Importantly, nuclear-localized FOXO4-positive Leydig cells in elderly testes showed reduced expression of 3-HSD, a rate-limiting enzyme in testosterone synthesis, implying a connection between nuclear FOXO4 and age-related decline in testosterone production [1]
As for the adult organism, both small molecule antioxidants and anti-oxidative enzymes play an important role in protecting the developing embryos from oxidative damage
I also read that damage to/poor liver function is often not factored in for the "older" patient
Epub 2020/03/25
1), structurally modeled on Epithalamin, a natural extract derived from the pineal gland of cattle [1, 4]