GROWING HEART ON FILM.

Clutha Leader, Volume XL, Issue 43, 28 November 1913, Page 1

GROWING HEART ON FILM.

NEW KLNEMATOURAI'H WOA'biiit The growth of a piece of tissue cut from the heart of an embryo chicken was among the many miraculous kine--matograph films presented by l'rotessor Stirling in the Manchester Medical School to demonstrate the value of kinomatography in modem medicine. The fragment after being removed was plaeed in a certain sterilised nrcparation and kept at a temperature of about DSdcg. Fahrenheit, when it was kinematographod at the rale of 180 images per second. These images were, then slowed down on the screen and projected at the rate of only ](j per second.

The fragment of heart, though removed from the Jiving organism, retained its vitality. The audience could see oval cells of protoplasm--tho ultimate form o| living matter shooting out into the preparation which surrounded the tissue. Before- their eyes some of the colls ceased to develop' in length, showed indentations in the centre, formed into two connected jdobes. and then divided into two independent cells, The very processes of life were at work on the screen. Such is the intense vitality of tha heart that a fragment of tissue from it will fill the field of the microscope with tapering cells in about eight hours. Minute pieces will continua to beat manydays after removal from the body, connective tissue cells haw been Men to-bo jrowinj; after 50 day*,