Notes on papers passed for publication in Proceedings R E Billingham and Themla Boswell, 'Studies on the problem of corneal homografts'. Communicated by P B Medawar. p38. P Bishop, 'Synaptic transmission. An analysis of the electrical activity of the lateral geniculate nucleus in the cat following optic nerve stimulation'. F W R Brambell, FRS, W A Hemmings, M Henderson, R A Kekwick, 'Electrophoretic studies of serum proteins of foetal rabbits'. G S Christie and J D Judah, 'Intracellular distribution of enzymes'. G S Christie and J D Judah, K R Rees, 'Cofactor and metal requirements of brain mitochondria'. Communicated by G R Cameron, FRS. Edith Bulbring, J H Burn FRS, Heather J Shelley, 'Acetylcholine and ciliary movement in the gill plates of Mytilus edulis'. J A V Butler and B E Conway, 'The action of the photochemically generated radicals from hydrogen peroxide on deoxyribonucleic acid and simple model substances'. Communicated by H W Melville, FRS. p38. January - April 1953