Biology

Ribonucleoprotein complexes in the form of  single tailed particles ( STPs) formed from RNA and coat  protein of Potato virus X as a result of the in vitro reconstruction.  Sample courtesy of Prof. O. V. Karpova and Dr. M. V. Arhipenko, Lomonosov Moscow State University, Faculty of Biology.

Alternanthera mosaic potex virus.
Sample courtesy of Prof. O. V. Karpova and Dr. M. V. Arhipenko, Lomonosov Moscow State University, Faculty of Biology.

Plasmid DNA. Semicontact mode in buffer solution.

832 bp DNA molecules immobilized on functionalized mica. 220 nm scan, true-noncontact mode, high resolution probe fpN10HR was used. Sample courtesy of Dr. L. Shlyakhtenko and Prof. Yu. Lyubchenko, University of Nebraska Medical Center.

Bacillus Cereus vegetative cells. Amplitude image overlaid on topography, 36 microns scan, Z range 700 nm.

Plasmid DNA molecules on mica. 300 nm scan, semicontact mode, fpN10S probe.