Lin SZ, Wang LH. Effects of a low power laser beam guided by optic fiber on rat brain striatal monoamines and amino acids.
Neurosci Lett 1982;
32:203-8. [PMID:
6183625 DOI:
10.1016/0304-3940(82)90275-0]
[Citation(s) in RCA: 15] [Impact Index Per Article: 0.4] [Reference Citation Analysis] [Abstract] [MESH Headings] [Track Full Text] [Journal Information] [Subscribe] [Scholar Register] [Indexed: 01/18/2023]
Abstract
In vivo, helium-neon and nitrogen laser beams guided by optic fiber to rat caudate nucleus decreased concentrations of dopamine and serotonin, while distant laser radiation to frontal cortex did not affect striatal dopamine. In vitro, laser radiation to pure monoamines and amino acids decreased concentrations only of aspartic acid and norepinephrine. The effects in vivo are attributed to a combination of photolysis and altered brain metabolism.
Collapse