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How Bacteria Breathe Arsenic

Lorinda Dajose
Determining the chemical structure of an enzyme that enables microbes to breathe arsenic compounds provides insight into how bacteria contribute to arsenic poisoning.
a three dimensional model of the ArrAB complex

A Conversation with Matt Thomson

Lorinda Dajose
New assistant professor of computational biology Matt Thomson discusses how cells make decisions and work together.
Matt Thomson

Rothenberg Innovation Initiative Removes Risk, Leaves Lots of Reward

Robert Perkins
Researchers looking for a way to bridge the "valley of death" can compete for RI2 funding.

DNA Neural Network Recognizes "Molecular Handwriting"

Lorinda Dajose
Caltech scientists have developed an artificial neural network out of DNA that can recognize highly complex and noisy molecular information.
Conceptual illustration of a droplet containing an artificial neural network made of DNA that has been designed to recognize complex and noisy molecular information, represented as 'molecular handwriting.'

Probing Protein Processes: A Conversation with Rebecca Voorhees

Lorinda Dajose
Rebecca Voorhees is a newly appointed assistant professor of biology and biological engineering.
Rebecca Voorhees

How a Thieving Transcription Factor Dominates the Genome

Lorinda Dajose
Gene expression in developing cells is heavily influenced by group dynamics of DNA-binding proteins interacting with each other.
a cartoon of DNA-binding proteins and genes

Weighing the Planet's Biological Matter

Lorinda Dajose
A new study makes the first global estimates of the mass of life on Earth.

Caltech Celebrates Newest Cohort of Named Professors

During the 2017-18 academic year, Caltech recognized six faculty members with their first named professorship—the Institute's most distinguished award for individual faculty.
photo of arches in Blacker House

Ten Thousand Bursting Genes

Lorinda Dajose
Scientists can now image the activity of 10,421 genes at once within individual cells, using a new technique developed at Caltech.
3D reconstruction of transcription sites

The Cartography of the Nucleus

Lorinda Dajose
A new technique creates maps of the folded structures of DNA, RNA, and proteins within the cellular nucleus, revealing elegant "hubs" of organization.
A gif of 3D regions of of the nucleus visualized with SPRITE.