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Nature Protocols is an online resource for protocols, including authoritative, peer-reviewed 'Nature Protocols' and an interactive 'Protocols Network'. The two create a dynamic forum for scientists to upload and comment on protocols.

Above image is from the protocol by Dr. Jan Blusztajn et al.

Featured Protocols

Spectroscopy and structural analysis

Stretching polysaccharides on live cells using single molecule force spectroscopy (SMFS)FREE

Grégory Francius, David Alsteens, Vincent Dupres, Sarah Lebeer, Sigrid De Keersmaecker et al.

SMFS can probe the adhesion and mechanics of polysaccharides and proteins on live cells. This protocol describes how to analyze polysaccharide chains on the bacterium Lactobacillus rhamnosus GG, but can be easily modified for use on other cells.

Nanotechnology

On-wire lithography: synthesis, encoding and biological applications

Matthew J Banholzer, Lidong Qin, Jill E Millstone, Kyle D Osberg & Chad A Mirkin

This protocol describes how to synthesize nanowires, generate gaps in the nanowires of 2 nm by chemical etching and how to add small molecules or nucleic acids. The resulting functionalized nanowires can then be characterized using surface-enhanced Raman spectroscopy.

Microbiology and virology

Modeling human listeriosis in natural and genetically engineered animals

Olivier Disson, Georgios Nikitas, Solène Grayo, Olivier Dussurget, Pascale Cossart & Marc Lecuit

This protocol from the Lecuit lab describes how to set up and analyze animal models of listeria infection; the entire procedure (from inoculation to histopathology) can be completed in a week.

Genetic analysis

Microarray selection of genomic intervals for massively parallel sequencing

Emily Hodges, Michelle Rooks, Zhenyu Xuan, Arindam Bhattacharjee, D Benjamin Gordon, Leonardo Brizuela, W Richard McCombie and Gregory J Hannon

This protocol describes a re-sequencing approach to provide further information about genomic regions of interest by combining microarray hybridization-based purification of multi-megabase sections with massively parallel sequencing.

Biochemistry and protein analysis

Multiple Reaction Monitoring-Initiated Detection and Sequencing (MIDAS)

Richard D Unwin, John R Griffiths & Anthony D Whetton

This protocol describes a sensitive mass spectrometric (MS) method for hypothesis-driven detection of peptide post-translational modifications. Multiple Reaction Monitoring searches for all putative peptides specifically modified in a target protein. An MS/MS experiment is then triggered to confirm the nature and site of the modification.

Protocols Network

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