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Ambion, OptimumFFPE RNA Isolation Kit, Molecula, siRNA Design and Purification Service


Ambion recently introduced the Optimum FFPE RNA Isolation Kit, a system that allows for phenol-free RNA isolation from formalin- or paraformaldehyde-fixed, paraffin-embedded tissues to yield RT-PCR-competent RNA.

According to the company, the kit replaces the discontinued Ambion Paraffin Block Kit.

Details about ordering the Optimum kit can be found at

Molecula recently introduced an siRNA design and purification service, included free with the cost of its RNA duplexes. This service can be found on the company’s website at

Molecula also has introduced an siRNA library, containing siRNAs against numerous targets including G protein-coupled receptor 40, Lamin A/C, and hepatitis C.

The Scan

Tens of Millions Saved

The Associated Press writes that vaccines against COVID-19 saved an estimated 20 million lives in their first year.

Supersized Bacterium

NPR reports that researchers have found and characterized a bacterium that is visible to the naked eye.

Also Subvariants

Moderna says its bivalent SARS-CoV-2 vaccine leads to a strong immune response against Omicron subvariants, the Wall Street Journal reports.

Science Papers Present Gene-Edited Mouse Models of Liver Cancer, Hürthle Cell Carcinoma Analysis

In Science this week: a collection of mouse models of primary liver cancer, and more.