Researchers suggest that the loss of pyruvate carboxylase function in the nervous system, particularly the role of the enzyme in myelin formation and neurotransmitter production, also contributes to the neurologic features of pyruvate carboxylase deficiency.
ctenocephalides in Medicine. Ctenocephalides CtenÂ·oÂ·ceÂ·phalÂ·iÂ·des (tÄn'Å-sÉ-fÄl'Ä­-dÄz') n. A genus of fleas that includes species that are parasitic on dogs and cats; the species found on dogs can transmit tapeworm to humans.
Term. dicentric bridge. Definition. Normally, in anaphase I, the centromeres are pilled toward opposite poles and the two homologous chromosomes separate. However, in this case, the dicentric chromatid is stretched across the center of the nucleus, forming the dicentric bridge.