muramicadj.

Brit.

/mjʊˈramɪk/, U.S.

/mjʊˈræmɪk/

Origin: A borrowing from Latin, combined with an English element. Etymons: Latin mūrus , amic adj.

Etymology: < classical Latin mūrus wall (see mure n.) + amic adj.

Biochemistry.

muramic acid n. an amino sugar, C₉H₁₇NO₇, which is present in combined form in the cell walls of bacteria and bacterial spores.

ΘΚΠ

the world > life > biology > organism > micro-organism > bacterium > [noun] > part of

capsule1883

conidium1925

macroconidium1930

nucleoid1938

muramic acid1957

mucopeptide1959

mesosome1960

rhapidosome1963

murein1964

peptidoglycan1966

1957 Nature 27 Apr. 841/2 An acidic hexosamine, first found in a product from bacterial spores, which Strange has provisionally characterized as 3-0-α-carboxyethyl hexosamine and has named ‘muramic acid’.

1969 New Scientist 10 July 64/1 Murein contains an amino sugar, muramic acid, which is not found in higher organisms, and also several amino acids in the unusual D-configuration.

1986 M. Kogut tr. H. G. Schlegel Gen. Microbiol. ii. 45 The muramic acid units in the chain have short peptides attached to their lactyl residues by peptide bonds.

1996 Jrnl. Microbiol. Methods 27 129 Muramic acid is a chemical marker for bacterial peptidoglycan.

This entry has been updated (OED Third Edition, March 2003; most recently modified version published online March 2022).

单词	muramic
释义	muramicadj. Brit. /mjʊˈramɪk/, U.S. /mjʊˈræmɪk/ Origin: A borrowing from Latin, combined with an English element. Etymons: Latin mūrus , amic adj. Etymology: < classical Latin mūrus wall (see mure n.) + amic adj. Biochemistry. muramic acid n. an amino sugar, C₉H₁₇NO₇, which is present in combined form in the cell walls of bacteria and bacterial spores. ΘΚΠ the world > life > biology > organism > micro-organism > bacterium > [noun] > part of capsule1883 conidium1925 macroconidium1930 nucleoid1938 muramic acid1957 mucopeptide1959 mesosome1960 rhapidosome1963 murein1964 peptidoglycan1966 1957 Nature 27 Apr. 841/2 An acidic hexosamine, first found in a product from bacterial spores, which Strange has provisionally characterized as 3-0-α-carboxyethyl hexosamine and has named ‘muramic acid’. 1969 New Scientist 10 July 64/1 Murein contains an amino sugar, muramic acid, which is not found in higher organisms, and also several amino acids in the unusual D-configuration. 1986 M. Kogut tr. H. G. Schlegel Gen. Microbiol. ii. 45 The muramic acid units in the chain have short peptides attached to their lactyl residues by peptide bonds. 1996 Jrnl. Microbiol. Methods 27 129 Muramic acid is a chemical marker for bacterial peptidoglycan. This entry has been updated (OED Third Edition, March 2003; most recently modified version published online March 2022). < adj.1957
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