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aminopenicillanic acid

Known as: 6-APA cpd, 6-aminopenicillamine acid, 6-aminopenicillanic acid 
National Institutes of Health

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Highly Cited
1969
Highly Cited
1969
Penicillin amidase was extracted from Escherichia coli ATCC 9637, grown on phenylacetic, acid and glutamate, and purified by… 
Highly Cited
1966
Highly Cited
1966
Several penicillin-producing fungi were examined for ability to produce 6-aminopenicillanic acid (6-APA) and penicillin acylase… 
Highly Cited
1963
Highly Cited
1963
SUMMARY: A penicillinase-positive variant was isolated from a penicillinase-negative strain of Escherichia coli during ‘training… 
1963
1963
FOLLOWING the isolation of 6-aminopenicillanic acid (6-APA) by Batchelor et al.1,2, a number of papers dealing with its formation… 
Highly Cited
1961
Highly Cited
1961
Methods are described for the isolation of pure crystalline 6-aminopenicillanic acid from penicillin fermentation broth. With low… 
1961
1961
Penicillin amidase activity, resulting in the hydrolysis of phenoxymethylpenicillin to give 6-aminopenicillanic acid, was found…