title: Proceedings of the anatomical society of great britain and ireland, and the british biophysical society.
abstract: A joint meeting of the Anatomical Society of Great Britain and Ireland and the British Biophysical Society was held at the School of Biomedical Sciences, University of Leeds, from 5th to 7th January 1999. It included a symposium on 'Structure and function of molecular motors' and the Annual General Meetings of both Societies. The following are abstracts of communications and posters presented at the meeting.