Anti-tumor agent from human serum and process
Anti-viral substance containing peptide, fatty acid and carbohyd
Antibacterial peptide
Antibiotic A43F
Antibiotic compound
Antibiotic compounds
Antibiotic compounds, their production and their medicinal use
Antibiotic mixtures
Antibiotic mixtures
Antibiotic preparations having increased effectiveness, processe
Antibiotic W-10 complex, antibiotic 20561 and antibiotic 20562 a
Antibiotics, neoviridogriseins, and their method of production
Anticancer drugs
Antiepileptics
Antigen derivatives and processes for their preparation
Antigenic modification of polypeptides
Antigenically active polypeptide and a process for its preparati
Antihypertensive composition
Antihypertensive polypeptides
Antisecretory polypeptides