This is a preview. Log in through your library . Journal Information PNAS is the world's most-cited multidisciplinary scientific serial. It publishes high-impact research reports, commentaries, ...

In the first of the papers 1, Andrew Huxley and Rolf Niedergerke reported measurements of the optically dense ‘A-bands’ in intact fibres from striated (skeletal) muscle. Using a novel interference ...

From spermatozoa motility to the passage of mucus through the airways, the movement of cilia and flagella is vital for numerous physiological functions and has long fascinated biologists (see ...

Researchers at the Max Delbrück Center for Molecular Medicine in the Helmholtz Association (MDC) developed a mouse model that enables them to look inside a working muscle and identify the proteins ...

As the world gears up for this summer's Olympics, scientists are celebrating the work of a British woman whose research contributed to a better understanding of how muscles function. It is the 50th ...

The phenomenon of A band shortening or contraction has been investigated in glycerinated myofibrils of Pecten irradians, Homarus americanus, Cambarus virilis, and Limulus polyphemus through the ...