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Action Potentials for March
1: Big news this month as Johann Danzl’s group at the Institute of Science and Technology Austria released their work on light-microscopy based…
Mar 26
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Andy McKenzie
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Action Potentials for March
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February 2024
Action Potentials for February
1: New study publishes the first large-scale reconstruction of 3D electron microscopy data from the CA3 region of the hippocampus. This is probably my…
Feb 29
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Andy McKenzie
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Action Potentials for February
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January 2024
Action Potentials for January
1: A “representation” refers to the way in which a type of sensory information or an internal state is encoded by the brain. A representation of stored…
Jan 29
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Andy McKenzie
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Action Potentials for January
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Why wasn't preservation with the goal of potential future revival started earlier in history?
John Hunter (1728–1793) did not have an especially promising start to his academic life. He was born the youngest of 10 children to a family living in…
Jan 16
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Andy McKenzie
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Why wasn't preservation with the goal of potential future revival started earlier in history?
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December 2023
Action Potentials for December
1: High-pressure freezing is a preservation method that allows relatively larger biospecimens, up to 200 µm thick, to be vitrified. But it requires the…
Dec 27, 2023
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Andy McKenzie
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Action Potentials for December
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November 2023
Action Potentials for November
1: Important new study on extrasynaptic neural signaling in C. elegans. In this study, they stimulated each neuron for 30 seconds each, while recording…
Nov 28, 2023
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Andy McKenzie
6
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Action Potentials for November
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October 2023
Action Potentials for October
1: Our new paper on histologic brain age estimation via multiple instance learning dropped this month. Led by the brilliant Gabe Marx. The model…
Oct 21, 2023
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Andy McKenzie
5
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Action Potentials for October
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September 2023
Action Potentials for September
1: Engram cells are specialized neurons that become active during experiences, undergo chemical and structural changes to store a memory, and can…
Sep 23, 2023
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Andy McKenzie
4
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Action Potentials for September
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August 2023
Action Potentials for August
1: Driving progress towards a long-term goal of neuroscience, a new microscopy method combines serial section electron microscopy with fluorescence…
Aug 21, 2023
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Andy McKenzie
3
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Action Potentials for August
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What should we be measuring in brain preservation?
The goal of brain preservation is to preserve and protect the information in someone’s brain indefinitely, with the aim of potential revival if future…
Aug 11, 2023
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Andy McKenzie
7
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What should we be measuring in brain preservation?
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July 2023
Action Potentials for July
1: Last November, the Drosophila larvae connectome was released, covered here at NN. This month, the adult Drosophila connectome dropped. It contains…
Jul 22, 2023
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Andy McKenzie
5
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Action Potentials for July
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June 2023
Action Potentials for June
1: A new strategy to increase the multiplexing capacity of the protein labeling method DNA-PAINT, called Secondary label-based Unlimited Multiplexed…
Jun 27, 2023
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Andy McKenzie
6
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Action Potentials for June
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