This Week in Neuroscience

TWiN explains epidemiological data showing that exposure to air pollution was associated with an increased risk of developing Lewy body dementia, and nasal administration of air pollution in mice led to brain atrophy and impaired cognition and motor function.

Hosts: Vincent Racaniello, Vivianne Morrison, and Tim Cheung

Subscribe (free): Apple Podcasts, Google Podcasts, RSS

Links for this episode

• MicrobeTV Discord Server
• Links between air pollution and dementias (Science)
• Letter from Susan Schneider Williams Widow of Robin Williams (Lewy Body Dementia UK)
• Awakenings (Wikipedia)
• Timestamps by Jolene Ramsey. Thanks!

Music is by Ronald Jenkees

Send your neuroscience questions and comments to [email protected]

TWiN explains how visual neurons show functional flexibility by selectively responding to subsets of inputs representing attended objects while ignoring those conveying information about irrelevant objects.

Hosts: Vincent Racaniello, Vivianne Morrison, and Tim Cheung

Subscribe (free): Apple Podcasts, Google Podcasts, RSS

Links for this episode

• MicrobeTV Discord Server
• Gamma-band synchronization in visual cortex (Nat Comm)
• Timestamps by Jolene Ramsey. Thanks!

Music is by Ronald Jenkees

Send your neuroscience questions and comments to [email protected]

TWiN discusses research showing that Lactobacillus acidophilus promotes cognitive function recovery after cerebral ischemia, by regulating microglial peroxisomal function.

Hosts: Vincent Racaniello, Vivianne Morrison, and Tim Cheung

Subscribe (free): Apple Podcasts, Google Podcasts, RSS

Links for this episode

• MicrobeTV Discord Server
• Arc is pdb molecule of the month (PDB)
• Probiotics after stroke (Cell Host Microbe)
• Timestamps by Jolene Ramsey. Thanks!

Music is by Ronald Jenkees

Send your neuroscience questions and comments to [email protected]

TWiN explains research which identifies the regions of the brain that register a long-lasting aversion to potentially poisonous food even with meal to illness delays of several days.

Hosts: Vincent Racaniello, and Tim Cheung

Subscribe (free): Apple Podcasts, Google Podcasts, RSS

Links for this episode

• MicrobeTV Discord Server
• A neural mechanism for post-ingestion feedback (Nature)
• Timestamps by Jolene Ramsey. Thanks!

Music is by Ronald Jenkees

Send your neuroscience questions and comments to [email protected]

TWiN reveals that proteins travel from the blood to the brain where they are taken up by microglia, revealing a new mode of communication between the brain and the periphery.

Hosts: Vincent Racaniello, Tim Cheung, and Vivianne Morrison

Subscribe (free): Apple Podcasts, Google Podcasts, RSS

Links for this episode

• MicrobeTV Discord Server
• Circulatory proteins taken up by brain microglia (bioRxiv)
• Timestamps by Jolene Ramsey. Thanks!

Music is by Ronald Jenkees

Send your neuroscience questions and comments to [email protected]

TWiN discusses experiments which show that high-fidelity memories that lose their precision with time depends on reorganization of hippocampal circuitry.

Hosts: Vincent Racaniello, Jason Shepherd, and Tim Cheung

Subscribe (free): Apple Podcasts, Google Podcasts, RSS

Links for this episode

• MicrobeTV Discord Server
• Loss of precision memory and the hippocampus (Nature)
• Changes in hippocampi of cab drivers (PNAS)
• Timestamps by Jolene Ramsey. Thanks!

Music is by Ronald Jenkees

Send your neuroscience questions and comments to [email protected]

Tim explains AI co-scientist, a tool released by Google, which it hopes to help scientists generate hypotheses and research proposals, and to accelerate the speed of scientific and biomedical discoveries.

Hosts: Vincent Racaniello, Tim Cheung, and Vivianne Morrison

Subscribe (free): Apple Podcasts, Google Podcasts, RSS

Links for this episode

• MicrobeTV Discord Server
• AI cracks superbug problem (BBC)
• Accelerating scientific breakthroughs (Google Research)
• Towards an AI co-scientist (arXiv)
• Timestamps by Jolene Ramsey. Thanks!

Music is by Ronald Jenkees

Send your neuroscience questions and comments to [email protected]

TWiN explains a study showing that when a mouse is confronted with an unconscious conspecific, it engages in behavior including tongue-dragging to resuscitate the animal via a tongue-brain connection.

Hosts: Vincent Racaniello, Tim Cheung, and Vivianne Morrison

Subscribe (free): Apple Podcasts, Google Podcasts, RSS

Links for this episode

• MicrobeTV Discord Server
• Tongue-dragging in mice (Sci Adv)
• Timestamps by Jolene Ramsey. Thanks!

Music is by Ronald Jenkees

Send your neuroscience questions and comments to [email protected]

TWiN discusses a study showing that repetitive injury reactivates HSV-1 in a human brain tissue model and induces phenotypes associated with Alzheimer's disease.

Hosts: Vincent Racaniello and Tim Cheung

Subscribe (free): Apple Podcasts, Google Podcasts, RSS

Links for this episode

• MicrobeTV Discord Server
• Repetitive injury, herpes, and Alzheimers (Sci Signal)
• The tau of herpesvirus (TWiV 1187)
• Fishing for viruses in senile (TWiV 519)
• Timestamps by Jolene Ramsey. Thanks!

Music is by Ronald Jenkees

Send your neuroscience questions and comments to [email protected]

TWiN explains a study showing that while groups of neurons, form the basis for memory, astrocytes are key components of the adaptive reponse to learning experiences, and regulate the flow of information during circuit plasticity and memory recall.

Hosts: Vincent Racaniello, Jason Shepherd, and Tim Cheung

Subscribe (free): Apple Podcasts, Google Podcasts, RSS

Links for this episode

• MicrobeTV Discord Server
• Write your Senator, oppose RFK Jr nomination
• Astrocytes and memory (Nature)
• Timestamps by Jolene. Thanks!

Music is by Ronald Jenkees

Send your neuroscience questions and comments to [email protected]