pha
pha — 縮寫
1. a natural protein, found mainly in certain beans, that can make blood cells stic
植物血凝集素
能使血球凝集的植物蛋白，用於免疫研究
a natural protein, found mainly in certain beans, that can make blood cells stick together. Scientists use PHA in medical research to study the immune system and to test how white blood cells react.
Asher prepared a fresh PHA solution for the blood agglutination test.
Asher 為血液凝集測試準備了新鮮的 PHA 溶液。
collocation: PHA solution
The research paper explained how PHA stimulates white blood cells to divide in culture.
該研究論文說明了 PHA 如何在培養環境中刺激白血球分裂。
domain: immunology / cell culture
Wei added phytohemagglutinin to the sample and watched the red cells clump together.
Wei 將植物血球凝集素加入樣本中，觀察到紅血球開始聚集。
Dr. Okafor ordered another vial of PHA for the lymphocyte activation study.
Okafor 醫師為淋巴球活化研究訂購了另一瓶 PHA。
Sven noted that the PHA concentration needed to be higher to see a clear reaction.
Sven 指出，需要更高的 PHA 濃度才能觀察到清晰的反應。
- phytohemagglutinin
the full scientific name; PHA is the standard abbreviation
用法筆記
Used almost exclusively in written scientific or medical contexts. The full form phytohemagglutinin is uncommon in everyday speech; the abbreviation PHA is standard in laboratory reports and research papers.