Drug therapy is warranted for many dogs with liver disease. Glucocorticoids (âsteroidsâ) have been used to prolong survival times in dogs with liver disease due to their anti-inflammatory and immunosuppressive properties, although their use and appropriate dosage protocols are somewhat controversial.
chiasma. pl. chiasmata [L., Gr.] chiasm; in genetics, the points at which members of a chromosome pair are in contact during the prophase of meiosis and because of which recombination, or crossing over, occurs on separation.
noun, plural chiasmas, chiasmata. [kahy-az-muh-tuh] /kaÉªËÃ¦z mÉ tÉ/ (Show IPA) 1. Anatomy. a crossing or decussation, as that of the optic nerves at the base of the brain. 2. Cell Biology. a point of overlap of paired chromatids at which fusion and exchange of genetic material take place during prophase of meiosis. . The nerves are fibrous, and a commencement of the chiasma is certainly present.