Medications

Claims data indicate overuse of levothyroxine in the U.S.

(HealthDay)—Levothyroxine treatment is frequently initiated for mildly increased thyrotropin levels, with no change in the median thyrotropin level upon treatment initiation from 2008 to 2018, according to a research letter ...

Medical research

Researchers generate thyroid tissue using mice stem cells

(Medical Xpress)—Researchers in Brussels, with assistance from U.S. colleagues, have succeeded in generating thyroid tissue using mice embryonic stem cells. A procedure involving grafting new tissue onto a disabled thyroid ...

Genetics

ATA: mutation in X-linked gene tied to central hypothyroidism

(HealthDay)—Mutations in the X-linked immunoglobulin superfamily member 1 (IGSF1) gene, which encodes a pituitary-enriched plasma membrane glycoprotein, may play a role in central hypothyroidism, testicular enlargement, ...

Neuroscience

Molecular duo dictate weight and energy levels

Yale University researchers have discovered a key cellular mechanism that may help the brain control how much we eat, what we weigh, and how much energy we have.