Organoids
Brain organoid size matches intensity of social problems in autistic people
Overgrown organoids could point to mechanisms underlying profound autism.
![](https://www.thetransmitter.org/wp-content/uploads/2024/07/Ctrl-ASD-1200-1024x692.webp)
Brain organoid size matches intensity of social problems in autistic people
Overgrown organoids could point to mechanisms underlying profound autism.
Brain ‘chimeroids’ reveal person-to-person differences rooted in genetics
These fusions created from multiple donors’ organoids may help scale up comparative brain research.
![Research image of a chimeroid.](https://www.thetransmitter.org/wp-content/uploads/2024/07/Chimeroid-Lede-1200-1024x692.webp)
Brain ‘chimeroids’ reveal person-to-person differences rooted in genetics
These fusions created from multiple donors’ organoids may help scale up comparative brain research.
CRISPR gives autism-linked genes a boost, rescues functioning
A modified form of the gene-editing tool increases the expression of CHD8 and SCN2A, showing potential for autism therapies.
![Research image of two fluorescent-stained organoids.](https://www.thetransmitter.org/wp-content/uploads/2024/05/Fig1F-clean-1200-1024x692.webp)
CRISPR gives autism-linked genes a boost, rescues functioning
A modified form of the gene-editing tool increases the expression of CHD8 and SCN2A, showing potential for autism therapies.
RNA drug corrects calcium signaling in chimeric model of Timothy syndrome
The drug, tested in rats that have human neurons, could enter clinical testing as early as next year, researchers say.
![Research image of antisense oligonucleotides.](https://www.thetransmitter.org/wp-content/uploads/2024/04/TimothySyndrome1200-1024x692.webp)
RNA drug corrects calcium signaling in chimeric model of Timothy syndrome
The drug, tested in rats that have human neurons, could enter clinical testing as early as next year, researchers say.
Microglial overreaction to atypical neurons may drive autism
In mice and organoids lacking a neuronal protein, microglia prune synapses to excess.
![Research image of microglia in mice.](https://www.thetransmitter.org/wp-content/uploads/2023/12/1200-microglia-pruning-transmitter-neuroscience-1024x683.webp)
Microglial overreaction to atypical neurons may drive autism
In mice and organoids lacking a neuronal protein, microglia prune synapses to excess.
On a bold mission to re-engineer brain parts
A European consortium is on a quest to restore typical brain activity in people with epilepsy, using a mash-up of custom organoids, microelectronics and artificial intelligence.
![Top down view of a slice of a rat brain connected to an output camera.](https://www.thetransmitter.org/wp-content/uploads/2024/01/811-1120-1024x692.jpg)
On a bold mission to re-engineer brain parts
A European consortium is on a quest to restore typical brain activity in people with epilepsy, using a mash-up of custom organoids, microelectronics and artificial intelligence.
Raising the bar for stem cell research: Q&A with Jack Mosher
New quality benchmarks for basic research involving stem cells promise to improve rigor and reproducibility, says Mosher, who helped develop the standards.
![A scientist looks into a microscope](https://www.thetransmitter.org/wp-content/uploads/2023/10/1200-ISSCR-QA-autism.webp)
Raising the bar for stem cell research: Q&A with Jack Mosher
New quality benchmarks for basic research involving stem cells promise to improve rigor and reproducibility, says Mosher, who helped develop the standards.
Method pinpoints cell-specific effects of autism-linked mutations
The approach, which combines CRISPR with single-cell analyses of organoids, suggests that intermediate progenitor cells are especially vulnerable to mutations associated with autism.
![Research image of cerebral organoids.](https://www.thetransmitter.org/wp-content/uploads/2023/10/1200-cell-specific-effects-autism-linked-mutations-lede.png)
Method pinpoints cell-specific effects of autism-linked mutations
The approach, which combines CRISPR with single-cell analyses of organoids, suggests that intermediate progenitor cells are especially vulnerable to mutations associated with autism.
Genetic background sways effects of autism-linked mutation
Experiments offer clues to why certain mutations are associated with autism in some people and not others.
![Composite research image of organoids at several stages of development.](https://www.thetransmitter.org/wp-content/uploads/2023/05/844-PTEN-genetic-background-autism-linked-mutation-final-1.png)
Genetic background sways effects of autism-linked mutation
Experiments offer clues to why certain mutations are associated with autism in some people and not others.
Grafted organoids reveal how microglia adapt to shifting brain environments
The chimeric mouse model could provide a more realistic way to study microglia’s roles in brain conditions such as autism.
Grafted organoids reveal how microglia adapt to shifting brain environments
The chimeric mouse model could provide a more realistic way to study microglia’s roles in brain conditions such as autism.
Explore more from The Transmitter
New connectomes fly beyond the brain
Researchers are mapping the neurons in Drosophila’s ventral nerve cord, where the central nervous system meets the rest of the body.
![Research image of neurons in the fly’s ventral nerve cord.](https://www.thetransmitter.org/wp-content/uploads/2024/07/lede-motormodules-1200-1024x692.webp)
New connectomes fly beyond the brain
Researchers are mapping the neurons in Drosophila’s ventral nerve cord, where the central nervous system meets the rest of the body.
Building an autism research registry: Q&A with Tony Charman
A purpose-built database of participants who have shared genomic and behavioral data could give clinical trials a boost, Charman says.
![Illustration of researchers talking to laypeople amidst strands of DNA.](https://www.thetransmitter.org/wp-content/uploads/2024/07/1200_Charman-1024x687.webp)
Building an autism research registry: Q&A with Tony Charman
A purpose-built database of participants who have shared genomic and behavioral data could give clinical trials a boost, Charman says.
Cerebellar circuit may convert expected pain relief into real thing
The newly identified circuit taps into the brain’s opioid system to provide a top-down form of pain relief.
![](https://www.thetransmitter.org/wp-content/uploads/2024/07/paincircuit-1200-1024x692.webp)
Cerebellar circuit may convert expected pain relief into real thing
The newly identified circuit taps into the brain’s opioid system to provide a top-down form of pain relief.