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Hiren Joshi

@glyco.me

Glycobioinfonaut, Associate Professor at the Copenhagen Center for Glycomics, University of Copenhagen. @hirenj.11 on Signal

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15.06.2023
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Latest posts by Hiren Joshi @glyco.me

I kinda am attached to a system with preprint/open publishing, and then doing private/semi closed society reviews. If you wanna go crazy, societies can sell subscriptions to the reviews if they are high quality enough? Dangerous? Who knows what weird behaviour these incentives will drive..

04.03.2026 19:04 πŸ‘ 1 πŸ” 0 πŸ’¬ 0 πŸ“Œ 0

I often find myself thinking that for a lot of papers the thinking is poor anyway, and I wish they spent more time making the data usable. While their conclusions might be right/wrong, finding ways to check the data itself is perhaps more valuable in the long run.

24.02.2026 09:31 πŸ‘ 1 πŸ” 0 πŸ’¬ 1 πŸ“Œ 0

The problem is that it is not the job of the journals to maintain standards, their goal is to publish the highest β€œvalue” stuff. That there may be a disconnect between publisher value and scientific value is the issue.

22.02.2026 09:42 πŸ‘ 0 πŸ” 0 πŸ’¬ 0 πŸ“Œ 0

Maybe, in the future there is a guild that reviews entirely by LLM? The point is that you want a mechanism to obtain diverse reviews of work (identified by URI) from different angles, which you can take/leave rather than this artificial bottleneck that serves only value signalling.

22.02.2026 09:42 πŸ‘ 0 πŸ” 0 πŸ’¬ 1 πŸ“Œ 0

When I say β€œsociety”, I am thinking more on the level of a guild: a closed group with a known set of standards/biases. It then becomes an output for the guild to tell the world what it thinks about things. It is up to everyone else to decide, based upon track record, if the guild is useful.

22.02.2026 09:42 πŸ‘ 0 πŸ” 0 πŸ’¬ 1 πŸ“Œ 0

This will be great if it comes to fruition - I have this dream that we can eventually ditch journals, and move to collections of communities (society review) for peer review. A system of closed review, that then opens up when finished will be amazing, and could be built with this.

22.02.2026 09:42 πŸ‘ 3 πŸ” 0 πŸ’¬ 1 πŸ“Œ 0

To think, instead of wasting my life trying to understand normalisation of quantification between samples, I could have instead accelerated us towards dystopia or human apocalypse, while getting rich (natch).

17.02.2026 08:09 πŸ‘ 2 πŸ” 0 πŸ’¬ 1 πŸ“Œ 0

I am always excited to try out whatever latest stuff his lab produces - tools that are not only built to solve tricky problems, but also just well built tools that work nicely.

16.02.2026 06:00 πŸ‘ 3 πŸ” 0 πŸ’¬ 0 πŸ“Œ 0
Post image Post image

Finally, a detailed review about C-mannosylation: mechanism of C-mannosyltransferases and the influence of the C-mannosylation on the function of several proteins. Highly recommended to everyone in this type of post-translational modification!
tinyurl.com/3ywjmfk3

#glycotime

09.02.2026 10:43 πŸ‘ 6 πŸ” 2 πŸ’¬ 0 πŸ“Œ 0

Any chance you can tell me what the major class of N-glycan you find on these guys is?

07.02.2026 08:04 πŸ‘ 0 πŸ” 0 πŸ’¬ 0 πŸ“Œ 0

Very cool, we had a discussion in the lab once about whether you could get sialic acids directly on proteins, and knew of these structurally specific examples. Fascinating to see it is more widespread. How about clusters of pseudaminic acids on a peptide, do they exist/can you detect them?

05.02.2026 19:34 πŸ‘ 0 πŸ” 0 πŸ’¬ 0 πŸ“Œ 0

That’s super insightful, thanks for taking the time to reply!

01.02.2026 10:37 πŸ‘ 1 πŸ” 0 πŸ’¬ 0 πŸ“Œ 0

And then if we want new drugs to our new molecular targets, how would those trials even work with so few or disparately assembled patient groups?

01.02.2026 10:36 πŸ‘ 1 πŸ” 0 πŸ’¬ 0 πŸ“Œ 0

On a similar note, I wonder about precision medicine β€” we can get to great molecular detail on diagnosis, but do we even have 10% of the capacity when it comes to tailoring treatments? We’ll have to be really lucky if drug repurposing gets us over the line?

01.02.2026 10:36 πŸ‘ 1 πŸ” 0 πŸ’¬ 1 πŸ“Œ 0

We run a β€œmedical data understanding” course for med students, and I am trying to understand the positive revolutionary case for data in medicine. However, while reading up, the intervention gap really stuck out, largely unaddressed. The putative benefits in diagnosis/efficiency I can buy though.

01.02.2026 08:48 πŸ‘ 1 πŸ” 0 πŸ’¬ 1 πŸ“Œ 0

I am heartened by the recent Waymo incident (with a child in a school area) that showed how good the safety of these cars can be. Hopefully there are also people working on these hard problems in science, rather than a race to the bottom that rejects the enlightenment, embracing the word of AI gods.

31.01.2026 19:35 πŸ‘ 2 πŸ” 0 πŸ’¬ 0 πŸ“Œ 0

It perhaps help to think of this period like the transition to self-driving cars. It is full of danger as people have false confidence in the technology, the failure of which has serious externalities in the impact on other people. But there is a golden path to get this right…

31.01.2026 19:35 πŸ‘ 4 πŸ” 0 πŸ’¬ 2 πŸ“Œ 0

So far I haven’t seen the pushback against the other more β€œserious” whitepapers/ads from the people making scientific reasoning/experimental planning models. It is clear it is a rephrasing of existing literature, but no-one seems to mention that and it only encourages the generation of more BS.

31.01.2026 12:59 πŸ‘ 2 πŸ” 1 πŸ’¬ 3 πŸ“Œ 0

But prototyping ideas, iterating fast and exploring (I mean seriously, who wants to try keeping up with the shifting sands of Rlang third party library methods) are great for vibe-coding - but you’re gonna need to do the hard validation at some point of time, so you better understand everything.

30.01.2026 07:43 πŸ‘ 9 πŸ” 0 πŸ’¬ 0 πŸ“Œ 0

However, the danger is that people already treat biostatistics as a black box, and just want a p-value out. The LLM will not help people develop the mental model for the data, and then you end up introducing two problems to solve: is the method appropriate, and is the code correct?

30.01.2026 07:43 πŸ‘ 8 πŸ” 1 πŸ’¬ 1 πŸ“Œ 0

I am a fan of judicious vibe-coding, but it requires training in a methodology to evaluate results. E.g., I pointed a wet lab PhD student to a LLM to code an excel formula for decoding mass spec composition strings. I think this is OK where you have an orthogonal method to validate your results.

30.01.2026 07:43 πŸ‘ 11 πŸ” 1 πŸ’¬ 2 πŸ“Œ 0
Preview
Structure-guided phage display discovery of antibodies for (S)Tn-glycans in protein context - Nature Chemical Biology Structural studies of certain Tn and STn antigen-targeting antibodies reveal that their VH and VL domains recognize the glycan antigen and the adjacent peptide region, respectively, enabling a VH doma...

"Structural analysis enabled us to convert Tn-specific mAbs into STn-specific mAbs through modification of VH complementarity-determining region 3, demonstrating the versatility of this approach" #glycotime 😎πŸ§ͺ

www.nature.com/articles/s41...

27.01.2026 07:43 πŸ‘ 8 πŸ” 4 πŸ’¬ 0 πŸ“Œ 0
Preview
MarΓ­a Corina Machado presents Trump with her Nobel peace prize medal Trump heaped praise on the Venezuelan opposition leader for presenting him with β€˜her Nobel peace prize for the work I have done’

Just a reminder that when the Nazis were marching in to Copenhagen, Neils Bohr chose to dissolve his medal rather than have any Nazi take possession of it.

16.01.2026 04:52 πŸ‘ 7 πŸ” 1 πŸ’¬ 0 πŸ“Œ 0

This will certainly make supermarket interactions much more interesting.

11.01.2026 13:13 πŸ‘ 0 πŸ” 0 πŸ’¬ 0 πŸ“Œ 0
Preview
Siglec-7 and -15 recognize repeated clustered sulfo-sialo O-glycan motifs on select O-glycoproteins Siglecs are key immunoreceptors in immune homeostasis and cancer immunosuppression. Diverse endogenous and exogenous sialoglycan ligands induce Siglec-mediated immunoregulation, but the nature of endo...

Authors use β€œSiglec-7 and -15…Fc chimera to demonstrate that CHST1-mediated 6-O-sulfation markedly enhanced binding to select O-glycoproteins, namely MAdCAM1, CD43, and PSGL-1”

www.biorxiv.org/content/10.6...

08.01.2026 05:37 πŸ‘ 3 πŸ” 1 πŸ’¬ 0 πŸ“Œ 0

I’ve had this nagging feeling over the past decade, what I’ve been calling to myself β€œThe Great Unwinding” (of our society), capturing this feeling that everything is drifting off into disparate threads. I feel this is getting not only worse, but is accelerating.

07.01.2026 00:26 πŸ‘ 1 πŸ” 0 πŸ’¬ 1 πŸ“Œ 0
Preview
Scientific production in the era of large language models With the production process rapidly evolving, science policy must consider how institutions could evolve

The robots are not coming for your jobs, but bullshitters with robots ARE competing for your jobs, and unless we decouple publishing metrics from career paths (financial gain), we are going to lose both careers and our capacity to share information.

doi.org/10.1126/science.adw3000

06.01.2026 05:20 πŸ‘ 3 πŸ” 2 πŸ’¬ 0 πŸ“Œ 0
JCI - A tribute to Stuart A. Kornfeld (1936–2025)

A tribute to Stuart Kornfeld, pioneering #glycotime scientist whose work on mannose-6-phosphate receptor lysosomal trafficking (among many other contributions) was highly influential to our work 🫑

www.jci.org/articles/vie...

03.01.2026 03:08 πŸ‘ 46 πŸ” 15 πŸ’¬ 0 πŸ“Œ 0
Preview
β€˜They didn’t de-extinct anything’: can Colossal’s genetically engineered animals ever be the real thing? The bioscience startup has attracted billions in investment – and a flurry of criticism, but founder tells the Guardian plans to bring back the woolly mammoth will not be derailed

There are so many quotes in this article that read as dystopian satire - but the worst has to be the overall idea that the one thing conservation efforts need is the Silicon Valley treatment. Pauli’s phrasing of β€œnot even wrong” seems very apt here.

31.12.2025 12:14 πŸ‘ 2 πŸ” 1 πŸ’¬ 0 πŸ“Œ 0

Very fun stuff - I have a dumb/cool idea what to try with this @krishnanyamuna.bsky.social , I will send you an email because I am ancient!

17.12.2025 08:41 πŸ‘ 2 πŸ” 0 πŸ’¬ 1 πŸ“Œ 0