Iron exchange between ferritin and transferrin in vitro.

Oxalate and spin-labeled oxalate as probes of the anion binding site of human transferrin. Metal to anion distance.

Equivalence of the two sites of human transferrin upon reduction with dithionite.

Nuclear proteins. IV. Deficiency of non-histone proteins in condensed chromatin of Drosophila virilis and mouse.

Functional equivalence of iron bound to human transferrin at low pH or high pH.

Different metal-binding properties of the two sites of human transferrin.

Nuclear proteins. II. Similarity of nonhistone proteins in nuclear sap and chromatin, and essential absence of contractile proteins from mouse liver nuclei.

Nuclear proteins. I. Electrophoretic comparison of mouse nucleoli, heterochromatin, euchromatin and contractile proteins.

Functional equivalence of the two iron-binding sites of human transferrin.

Superiority of lyophilization over sodium dodecyl sulfate (SDS) in the preservation of chromatin for electrophoresis.