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robertomunita.bsky.social

@robertomunita.bsky.social
69 followers 139 following 8 posts

Assistant Professor @UChile | RNA lover | Splicing, RNA modifications, ncRNAs, RT-LAMP

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robertomunita.bsky.social @robertomunita.bsky.social · 29/04/2026
1/ Sharing my article in TIBS: "Science is always unfinished: rethinking the demand for complete stories." The cost of that demand: delayed dissemination, cherry-picked data, and an endless "one more experiment" loop. authors.elsevier.com/a/1n0XU3S6Gf...
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Mart Krupovic @mkrupovic.bsky.social · 03/03/2026
With Eugene Koonin, we propose a concept of “the selfish ribosome”, under which evolution of life is viewed as a ribosomal takeover, where the ribosome evolved to consume most of the cell’s resources, while other cellular componentry ensures the propagation of the ribosome. arxiv.org/abs/2602.23268
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RNA Society Journal @rnajournal.bsky.social · 17/02/2026
Advances in CLIP-derived methods have enabled high-resolution mapping of individual RNA binding protein-RNA interactions as well as RNA binding protein-associated RNA–RNA interactions #RNA #CLIP @evannostrandlab.bsky.social bit.ly/4bYjAsg
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Edoardo Gianni @edogia.bsky.social · 13/02/2026
How could a simple self-replicating system emerge at the origins of life? RNA polymerase ribozymes can replicate RNA, but existing ones are so large that their self-replication seems impossible. Could they be smaller? Excited to share our latest work in @science.org on a new small polymerase. 1/n
science.org
A small polymerase ribozyme that can synthesize itself and its complementary strand
The emergence of a chemical system capable of self-replication and evolution is a critical event in the origin of life. RNA polymerase ribozymes can replicate RNA, but their large size and structural ...
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MRC Laboratory of Molecular Biology @mrclmb.ac.uk · 13/02/2026
How did life arise from simple chemical building blocks? New #LMBResearch led by @edogia.bsky.social in @philholliger.bsky.social group has identified a small self-replicating ribozyme that could be the answer. Read more: mrclmb.ac.uk/news-events/...
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Science Magazine @science.org · 06/02/2026
Scientists have a new tool for keeping on top of the exponentially growing body of research papers, which broke 4 million in 2024: an #AI program designed specifically to analyze the scientific literature. scim.ag/4a0OzCs
scim.ag
Open-source AI program can answer science questions better than humans
Developed by and for academics, OpenScholar aims to improve searches of the ballooning scientific literature
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Nature Biotechnology @natbiotech.nature.com · 06/02/2026
Single-round evolution of RNA aptamers with GRAPE-LM go.nature.com/4bFDI22
go.nature.com
Single-round evolution of RNA aptamers with GRAPE-LM - Nature Biotechnology
Combining generative AI and one round of wet lab evolution generates high-affinity RNA aptamers.
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Alex Palazzo @ribonucleicacids.bsky.social · 27/01/2026
It has been widely reported that the inclusion of pseudouridine or other uridine analogs in exogenous RNA prevents innate immune responses. This is why mRNA vaccines have these modified nucleotides (Moderna = modified RNA). We find something else is going on.
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Eduardo Eyras @edueyras.bsky.social · 28/01/2026
SWARM is an AI framework for nanopore direct RNA sequencing that detects m6A, pseudouridine (Ψ), and m5C mods at single-nucleotide & single-molecule resolution. Key innovation: Crosstalk-aware training with non-target mods & validated cellular signals to reduce false positives. 2/6
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Nature Biotechnology @natbiotech.nature.com · 04/11/2025
KATMAP infers splicing factor activity and regulatory targets from knockdown data - @daspliceisright.bsky.social go.nature.com/47ycrMJ
go.nature.com
KATMAP infers splicing factor activity and regulatory targets from knockdown data - Nature Biotechnology
A biophysical model uses knockdown or overexpression data to infer splicing factor activity.
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Nature Reviews Genetics @natrevgenet.nature.com · 31/10/2025
DNA and RNA modification mapping methods based on next-generation sequencing and long-read sequencing technologies go.nature.com/47yAbPc
a, Next-generation sequencing (NGS)-based methods require pretreatment or pre-labelling of the nucleic acid with antibodies (left), restriction enzymes or endonucleases (middle), or chemicals (right) before sequencing, so that modified and unmodified bases can be distinguished during NGS sequencing. b, Long-read sequencing (LRS)-based methods can directly detect modified bases. In single-molecule, real-time (SMRT) sequencing (left), a DNA polymerase (or reverse transcriptase for RNA) is bound within the zero-mode waveguide (ZMW). When a dNTP is incorporated at the polymerase active site, it will emit a fluorescent pulse in the corresponding colour channel. The order of pulses provides the read sequence and inter-pulse duration (IPD) between base incorporation events indicates the presence of a covalent modification in the DNA or RNA template. Nanopore sequencing (right) relies on engineered biological nanopores embedded in a lipid membrane to sequence single-stranded DNA (ssDNA) or RNA. The ionic current measured as DNA or RNA gets ratcheted through the nanopore depends on the precise set of nucleotides occupying the constriction point. Modified nucleotides in the ssDNA or RNA introduce distinct current patterns, making it possible to detect the existence of modified bases relative to non-modified nucleotides.
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Nature Reviews Molecular Cell Biology @natrevmcb.nature.com · 12/10/2025
ICYMI: New Online! Single-cell research in Latin America and the Caribbean builds genomics datasets for equitable AI-powered precision medicine
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Single-cell research in Latin America and the Caribbean builds genomics datasets for equitable AI-powered precision medicine
Nature Reviews Molecular Cell Biology, Published online: 09 October 2025; doi:10.1038/s41580-025-00913-5Latin American–Caribbean single-cell genomics initiatives are generating inclusive AI-ready data for precision medicine, and empowering the region’s scientists to become researcher leaders.
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Nature Reviews Molecular Cell Biology @natrevmcb.nature.com · 16/10/2025
ICYMI: New Online! The new era of single-molecule RNA modification detection through nanopore base-calling models
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The new era of single-molecule RNA modification detection through nanopore base-calling models
Nature Reviews Molecular Cell Biology, Published online: 13 October 2025; doi:10.1038/s41580-025-00896-3Nanopore RNA sequencing is a potent technology for the detection of RNA modifications. Nanopore modification-aware base-calling models have been recently developed, and this Progress article discusses their limitations, including modification cross-reactivities, variability in false positive rates and modification-calling threshold choices.
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Nature Reviews Molecular Cell Biology @natrevmcb.nature.com · 03/11/2025
New Online! Revealing the hidden coding potential of the human genome
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Revealing the hidden coding potential of the human genome
Nature Reviews Molecular Cell Biology, Published online: 03 November 2025; doi:10.1038/s41580-025-00920-6The discovery of noncanonical short open reading frames that produce functional microproteins upended our perception of large parts of our genome as ‘noncoding’.
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Adrien Leger @adrienleger.bsky.social · 28/11/2024
We have been busing working on models to detect all 2'Ome-RNA modified nucleotides on top of PseudoU, m6A, m5C and Inosine using @nanoporetech.com direct RNA sequencing. This is still very preliminary but here are a few examples of what it looks like on Human #rRNA prepared with standard lib prep 🤩
Selected areas of Human rRNAs showing modification calls in IGV. Samples sequenced by ONT direct RNA sequencing with experimental Remora models calling m6A, m5C, PseudoU, and all 4 2'Ome modifications.
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