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Invitrogen Wins US Patent for Dry Cell-Culture Medium

NEW YORK, May 23 - Invitrogen said today it has won a patent in the US for a dry form of cell culture medium.


The patent, No.6,383,810, covers what the company calls Advanced Granulation Technology, which Invitrogen claims is a medium that "produces specific ionic and pH conditions" when reconstituted in water.


AGT media "do not require additional supplementation or pH adjustment ... and reduce he potential for scrap during media preparation," the company said.

The Scan

Latent HIV Found in White Blood Cells of Individuals on Long-Term Treatments

Researchers in Nature Microbiology find HIV genetic material in monocyte white blood cells and in macrophages that differentiated from them in individuals on HIV-suppressive treatment.

Seagull Microbiome Altered by Microplastic Exposure

The overall diversity and the composition at gut microbiome sites appear to coincide with microplastic exposure and ingestion in two wild bird species, according to a new Nature Ecology and Evolution study.

Study Traces Bladder Cancer Risk Contributors in Organ Transplant Recipients

In eLife, genome and transcriptome sequencing reveal mutation signatures, recurrent somatic mutations, and risky virus sequences in bladder cancers occurring in transplant recipients.

Genes Linked to White-Tailed Jackrabbits' Winter Coat Color Change

Climate change, the researchers noted in Science, may lead to camouflage mismatch and increase predation of white-tailed jackrabbits.