Purification and Characterization of a Lectin-Like Substance from Silkworm Faeces.

To obtain biologically active substances that are useful in the study of cell structures and functions, we examined several biological activities of an extract of silkworm faeces with hot buffer. Wedetected a lectinlike substance in the extract and purified it. When the extract of silkworm faeces was added to a culture of quail myoblasts transformed with temperaturesensitive Rous sarcoma virus (QM-RSVcells), the plated cells which were cultured...