TANG KAO, K Y The protein composition of sponge-biopsy connective tissue with special regard to biopsy-tissue age. [electronic resource] - Journal of gerontology Apr 1957 - 153-60 p. digital Publication Type: Journal Article ISSN: 0022-1422 Standard No.: 10.1093/geronj/12.2.153 doi Subjects--Topical Terms: AnimalsBiopsyConnective Tissue--metabolismHumansPoriferaProteins--metabolism