GALT
GALT: The enzyme (galactose-1-phosphate uridyl transferase) lack of which causes the genetic metabolic disease called galactosemia. GALT is also the symbol for the gene that encodes the enzyme.
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- GALT deficiency
GALT deficiency: Lack of the enzyme called GALT (galactose-1-phosphate uridyl transferase) which causes the genetic metabolic disease galactosemia, one of the diseases in many newborn screening panels. The disease can be fatal, if undetected. If detected, it can be treated by avoiding galactose in the diet. Galactosemia is inherited as an autosomal recessive trait. There […]
- Galton, Sir Francis
Galton, Sir Francis: English advocate of eugenics, the idea of improving the physical and mental makeup of the human species by selective parenthood. Galton coined the word “eugenics” to denote scientific endeavors to increase the proportion of persons with better than average genetic endowment through selective mating of marriage partners. In his book “Hereditary Genius” […]
- Gamete intrafallopian transfer (GIFT)
Gamete intrafallopian transfer (GIFT): A technique in which the male and female germ cells required to begin formation of a human embryo are injected into a woman’s fallopian tubes of the female for fertilization. This technique is one of the methods doctors use to overcome infertility, the inability of couples to produce offspring on their […]
- Gametic selection
Gametic selection: Preferential selection of gametes (germ cells — sperm or eggs). Gametic selection is a mechanism of transmission distortion.
- Gametogenesis
Gametogenesis: The development and production of the male and female germ cells required to form a new individual. The male and female germ cells are called gametes. The gametes in human males are produced by the testes, two globe-shaped reproductive organs just below the penis. Male gametes are what most people refer to as sperm. […]