AFM: a versatile tool in biophysics

A Alessandrini, P Facci - Measurement science and technology, 2005 - iopscience.iop.org
Here we review the applications of atomic force microscopy to the study of samples of
biological origin. Emphasis is given to provide the reader with information on the broad …

Atomic force microscopy of biological samples

DP Allison, NP Mortensen, CJ Sullivan… - Wiley Interdisciplinary …, 2010 - Wiley Online Library
The ability to evaluate structural–functional relationships in real time has allowed scanning
probe microscopy (SPM) to assume a prominent role in post genomic biological research. In …

Systemic delivery of anti-miRNA for suppression of triple negative breast cancer utilizing RNA nanotechnology

D Shu, H Li, Y Shu, G Xiong, WE Carson III, F Haque… - ACS …, 2015 - ACS Publications
MicroRNAs play important roles in regulating the gene expression and life cycle of cancer
cells. In particular, miR-21, an oncogenic miRNA is a major player involved in tumor …

Spherical aggregates of β-amyloid (amylospheroid) show high neurotoxicity and activate tau protein kinase I/glycogen synthase kinase-3β

M Hoshi, M Sato, S Matsumoto… - Proceedings of the …, 2003 - National Acad Sciences
β-Amyloid (Aβ) acquires toxicity by self-aggregation. To identify and characterize the toxic
form (s) of Aβ aggregates, we examined in vitro aggregation conditions by using large …

Visualization of supercoiled DNA with atomic force microscopy in situ

YL Lyubchenko… - Proceedings of the …, 1997 - National Acad Sciences
Tertiary structure of supercoiled DNA is a significant factor in a number of genetic functions
and is apparently affected by environmental conditions. We applied atomic force microscopy …

DNA binding to mica correlates with cationic radius: assay by atomic force microscopy

HG Hansma, DE Laney - Biophysical journal, 1996 - cell.com
In buffers containing selected transition metal salts, DNA binds to mica tightly enough to be
directly imaged in the buffer in the atomic force microscope (AFM, also known as scanning …

Silatrane-based surface chemistry for immobilization of DNA, protein-DNA complexes and other biological materials

LS Shlyakhtenko, AA Gall, A Filonov, Z Cerovac… - Ultramicroscopy, 2003 - Elsevier
The procedure of surface functionalization based on the use of 1-(3-Aminopropyl) silatrane
(APS) instead of our early procedure utilizing aminopropyl triethoxy silane (APTES) is …

Enhancing immunomodulation on innate immunity by shape transition among RNA triangle, square and pentagon nanovehicles

EF Khisamutdinov, H Li, DL Jasinski… - Nucleic acids …, 2014 - academic.oup.com
Modulation of immune response is important in cancer immunotherapy, vaccine adjuvant
development and inflammatory or immune disease therapy. Here we report the development …

Adsorption of DNA to mica, silylated mica, and minerals: characterization by atomic force microscopy

M Bezanilla, S Manne, DE Laney, YL Lyubchenko… - Langmuir, 1995 - ACS Publications
The nature of DNA adsorption to various substrates has been investigated by atomic force
microscopy. The substrates used were mica, silylated mica, calcite, fluorite, and barite. The …

Atomic force microscopy of long DNA: imaging in air and under water.

Y Lyubchenko, L Shlyakhtenko… - Proceedings of the …, 1993 - National Acad Sciences
We have obtained striking atomic force microscopy images of the intact lambda
bacteriophage genome and of several lambda restriction fragments both in air and under …