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Measurement of the striations of isolated muscle fibres with the interference microscope

Measurement of the striations of isolated muscle fibres with the interference microscope J. Physiol. (I958) I44, 403-425 OF MEASUREMENT THE STRIATIONS OF ISOLATED MUSCLE FIBRES WITH THE INTERFERENCE MICROSCOPE BY A. F. HUXLEY AND R. NIEDERGERKE* From the Physiological Laboratory, University of Cambridge (Received 3 June 1958) Observations with the both on fresh fibres light microscope, and on fixed preparations, have led to contradictory views on the that take changes place in the striations of muscle fibres during a contraction. Thus, most of the 19th century microscopists found that moderate of degrees shortening took place by narrowing of the low refractive index bands, or I bands (for references, see A. F. Huxley, 1957, p. 267), while the of majority relevant papers in the present century have claimed that it was the high refractive index (A) bands that shortened during contraction (Engelmann, 1906; Hiirthle, 1909; Buch- thal, Knappeis & Lindhard, 1936). It is this of aspect the question to which most of our results are relevant, but the experiments were originally planned in the hope of deciding a different point, namely, whether contraction bands are formed, and, if so, under what conditions. The formation of contraction and bands, the consequent reversal of striations, was seen by many observers during the second half http://www.deepdyve.com/assets/images/DeepDyve-Logo-lg.png The Journal of Physiology Wiley

Measurement of the striations of isolated muscle fibres with the interference microscope

The Journal of Physiology , Volume 144 (3) – Jan 30, 1958

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References (33)

Publisher
Wiley
Copyright
© 2014 The Physiological Society
ISSN
0022-3751
eISSN
1469-7793
DOI
10.1113/jphysiol.1958.sp006110
Publisher site
See Article on Publisher Site

Abstract

J. Physiol. (I958) I44, 403-425 OF MEASUREMENT THE STRIATIONS OF ISOLATED MUSCLE FIBRES WITH THE INTERFERENCE MICROSCOPE BY A. F. HUXLEY AND R. NIEDERGERKE* From the Physiological Laboratory, University of Cambridge (Received 3 June 1958) Observations with the both on fresh fibres light microscope, and on fixed preparations, have led to contradictory views on the that take changes place in the striations of muscle fibres during a contraction. Thus, most of the 19th century microscopists found that moderate of degrees shortening took place by narrowing of the low refractive index bands, or I bands (for references, see A. F. Huxley, 1957, p. 267), while the of majority relevant papers in the present century have claimed that it was the high refractive index (A) bands that shortened during contraction (Engelmann, 1906; Hiirthle, 1909; Buch- thal, Knappeis & Lindhard, 1936). It is this of aspect the question to which most of our results are relevant, but the experiments were originally planned in the hope of deciding a different point, namely, whether contraction bands are formed, and, if so, under what conditions. The formation of contraction and bands, the consequent reversal of striations, was seen by many observers during the second half

Journal

The Journal of PhysiologyWiley

Published: Jan 30, 1958

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