confluent cultures grown in anti-60k fab ' and labeled for 24 h with [ 3h ] proline incorporated identical amounts of [ 3h ] proline and [ 3h ] hydroxyproline , but [ 3h ] hydroxyproline deposition in the cell layer was significantly decreased by anti-60k fab ' ( p less than 0.01 ) .
C0033382
proline
C0020388
hydroxyproline