Publisher record: doi.org/10.1242/jcs.7.2.319
Inspected primary article transcriptions: paperity.org/p/46792324/the-rapid-intermixing-of-cell-surface-antigens-after-formation-of-mouse-human and www.scribd.com/document/281188634/Frye-and-Edidin-Paper
Cited passages: Summary and introduction; printed pp. 321–323, Cell fusion, Fluorescent staining, Table 1 and Fluorescence microscopy; pp. 324–325, specificity controls and Table 2; pp. 326–329, inhibitor and temperature studies; pp. 329–331, Discussion, mechanisms iii and iv. The authors distinguish population samples from individual trajectories and discuss intracellular relocation as an alternative that their observations do not conclusively exclude.