PT  - JOURNAL ARTICLE
AU  - Boczarow, Borys
TI  - The influence of penicillin on <em>Lactobacillus leichmannii</em> serum B<sub>12</sub> assay
AID  - 10.1136/jcp.14.2.189
DP  - 1961 Mar 01
TA  - Journal of Clinical Pathology
PG  - 189--192
VI  - 14
IP  - 2
4099  - http://jcp.bmj.com/content/14/2/189.short
4100  - http://jcp.bmj.com/content/14/2/189.full
SO  - J Clin Pathol1961 Mar 01; 14
AB  - The influence of penicillin on vitamin B12 assay using L. leichmannii as the test organism was investigated, and it was found that penicillin even in a low serum concentration invalidated the test.