创新性地将人类医学的细针抽吸(Fine needle aspiration, FNA)技术引入兽医领域。他们设计了一项横断面研究，对152头6-24月龄荷斯坦处女牛进行多部位同步采样：除传统乳头管拭子和乳腺分泌物样本外，首次采用18G针头经皮穿刺获取乳腺组织抽吸物。通过建立包含三级 ...

The importance of liver sampling has been underscored by recent findings of specialised subsets of tissue-resident immune ... Menghini, Jamshidi or Klatskin. Usually performed with 16G needle which ...