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New memories can strengthen old memories if the recent and past experience contain elements that are semantically related.

Two cell types in the lung need specific numbers and distributions of mitochondria for alveoli to form correctly.

Pyramidal neurons with axons that exit from dendrites rather than the cell body itself are relatively common in non-primates, but rare in monkeys and humans.

A restriction factor induced by interferons blocks the replication of herpesviruses by disassembling the capsid proteins surrounding their genome.

Fluorescent glutamate sensors shed light on the microscopic organization underlining spontaneous neurotransmission.

Listeria monocytogenes uses respiration to sustain a risky fermentative lifestyle during infection.

The oxidative state of a critical cysteine residue determines the enzymatic activity of a phosphatase involved in T-cell immune responses.

Using a neural network to predict how green fluorescent proteins respond to genetic mutations illuminates properties that could help design new proteins.

Engineering transfer RNAs to read codons consisting of four bases requires changes in tRNA that go beyond the anticodon sequence.

A new approach helps to assess the impact of accelerated epigenetic aging on the risk of cancer.