Tag Archives: Hormone

Hormone Replacement Therapy for Men: Types & More

Hormone Replacement Therapy: Definition When we talk about hormone replacement therapy (HRT) in men, we’re talking about testosterone. A small amount of testosterone is produced in the adrenal glands, but for men the majority of testosterone is produced in the testicles. Testosterone has both physical and psychological benefits.1 Physically, the hormone has several functions for… Read More »

Relationship between IGF-1 and Growth Hormone

There exists a unique relationship between IGF-1 and growth hormone with both a stimulatory and mediating effect. The growth hormone/IGF-1 axis involves the hypothalamus, pituitary gland, and liver. Insulin growth factor 1 is a primary mediator of many GH functions. Take, for example, cell regeneration, a crucial job of the growth hormone feedback loop. IGF-1… Read More »

Hormone helps regrow frog legs and may one day lead to a human therapy

A boost for frogs’ regenerative powersCelia Herrera-Rincon/Tufts University By Clare Wilson Could we one day regrow amputated limbs? We have taken a small step down this road with partial regeneration of the hind legs of frogs. Several kinds of animals can regenerate damaged body parts to some extent, including flatworms, fish and some amphibians. With… Read More »