The best speakers to use would be between 6-8 ohms and would need to connect to the speaker terminals of the receiver. The TXNR 636 cannot handle a 4 ohm speaker load.
Report Abuse. Yes, Histamine is a hormone. It's an amine secreted by the brain and stored in a number of cells (e.g., mast cells, basophils, enterochromaffin cells).Normally, there is a low level of histamine circulating in the body. However, the release of histamine can be triggered by an event such as a mosquito bite.
Histamine diagram, public domain, http://commons.wikimedia.org/wiki/File:Histamine.png. Histamine is a substance present in cells of the immune system. It is released when tissue is damaged and during an allergic reaction. Anaphylaxis, hay fever and hives are common reactions involving histamine.istamine is a product of the amino acid histidine. Two kinds of immune cells release histamine: mast cells in the tissue, and basophils in the blood.