V2EX acid-fast stain

Acid-fast stain

定义 Definition

acid-fast stain抗酸染色(也称抗酸杆菌染色),一种微生物学染色法,用于检测细胞壁含较多脂质(如分枝杆菌酸性脂质/分枝菌酸)的细菌,使其在酸性酒精脱色后仍能保持染色(“抗酸”特性)。常见方法包括 ZiehlNeelsen 染色Kinyoun 染色

例句 Examples

The lab used an acid-fast stain to check for tuberculosis.
实验室用抗酸染色来检查是否有结核病(结核分枝杆菌)。

Because the sputum smear was positive on acid-fast stain, the clinician ordered confirmatory culture and PCR testing.
由于痰涂片抗酸染色呈阳性,临床医生进一步安排了培养和 PCR 检测以确认诊断。

发音 Pronunciation

/sd fst sten/

词源 Etymology

acid-fastacid(酸)+ fast(牢固的、不易脱落的)构成,意为“在酸性脱色条件下仍能牢固保留染料”。stain 源自中古英语 steynen(染色、着色),与古法语 esteindre/teindre(染色)相关。该术语在细菌学发展时期(19 世纪末至 20 世纪初)随结核病原体检测方法的建立而普及。

相关词 Related Words

文学/著作中出现 Literary Works

  • Bailey & Scott’s Diagnostic Microbiology(临床微生物学经典教材,介绍抗酸染色用于分枝杆菌检测)
  • Jawetz, Melnick & Adelberg’s Medical Microbiology(医学微生物学教材,讨论抗酸性与相关染色法)
  • Clinical Microbiology Procedures Handbook(临床微生物实验操作手册,包含抗酸染色流程与质量控制)
  • Mandell, Douglas, and Bennett’s Principles and Practice of Infectious Diseases(感染病学权威参考书,涉及结核与实验室诊断中的抗酸染色)
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