单词 | acapsular |
释义 | acapsularadj. Microbiology. Esp. of a bacterium or yeast: lacking a capsule (capsule n. and adj. Additions). ΚΠ 1863 Ann. & Mag. Nat. Hist. 12 255 The greater part of the bulk of the mass, now consisting of small, colourless, acapsular, granuliferous cells, of a globular or oval shape. 1897 B. H. S. Leumann Notes Micro-organisms Pathogenic to Man 31 When grown on Agar-Agar an acapsular variety [of diplococcus] is produced. 1952 Jrnl. Infectious Dis. 91 93/1 It was necessary to obtain acapsular forms in order to determine the O antigens of the cultures. 1979 Virology 94 96/2 A number of the spontaneous acapsular mutants which developed spontaneously on the agar plates were isolated. 2004 Jrnl. Infectious Dis. 190 1312/2 Differences between acapsular and thickly encapsulated yeasts were significant in all cases. This entry has been updated (OED Third Edition, December 2011; most recently modified version published online December 2021). < |
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