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Metacelsus

Personal blog · denovo.substack.com · on HN as Metacelsussciencehealth

Metacelsus writes De Novo, a personal blog at denovo.substack.com about science and health. Since 2021, 12 different Hacker News readers have linked it 19 times, most often “Cytomegalovirus: The Worst Herpesvirus”. It is still writing: the last post was on 2026-09-20, and you can follow it by feed.

Visit the blog
19mentions?
12HN people?
2021–2026first – last linked?
Links on Hacker News per year · peak 6 in 2023

Too few sampled comments (5) to say how often HN recommends it.?

Why HN links it

HN readers link this Substack for posts on viruses and immunology, mainly herpesviruses such as CMV and EBV and mRNA vaccines against herpes. Comments cite these posts as sources or recommend them.

Summarised by Claude from a sample of 5 HN comments that link here. Each comment is marked recommending, critical or neutral (citing without judging); how this works.

All things synthetic.

The author on HN?

Metacelsus · 3,307 karma · member since 2019

Grad student working on in vitro oogenesis. I write https://denovo.substack.com/

From their public HN profile, which links to this site.

Most-linked posts?

  1. Cytomegalovirus: The Worst Herpesvirus
    3 people · 3 mentions · first linked 2021-10-18
  2. /p/epstein-barr-virus-more-maladies
    2 people · 3 mentions · first linked 2022-01-14
  3. What happens when you clone mice for 20 years straight?
    2 people · 2 mentions · first linked 2026-03-26

What Hacker News says?

  1. I calculated it on my blog a few months ago: Every year, it causes the loss of 4.6 million disability-adjusted life years due to cancers alone, and another ~2 million to autoimmune diseases like multiple sclerosis. https://denovo.substack.com/p/epstein-barr-virus-more-maladi...

    Comment linking /p/epstein-barr-virus-more-maladies

    on “Multiple Sclerosis Causality”
  2. Submitted Meiosis is all you need as a story · 57 points

    HN discussion
  3. For more on EBV, I've discussed it on my blog here: https://denovo.substack.com/p/epstein-barr-virus-more-maladi... (It doesn't just cause MS!)

    Comment linking /p/epstein-barr-virus-more-maladies

    on “Multiple Sclerosis Causality”
  4. Submitted How to make your own SARS-CoV-2 variants as a story · 30 points

    HN discussion
  5. The full report is here: "Technical Report on Mirror Bacteria: Feasibility and Risks" https://purl.stanford.edu/cv716pj4036 The premise reminds me of the "Rifters" trilogy by biologist and science fiction author Peter Watts. In it, an archaic deep sea microorganism "ßehemoth" that outcompetes all other kingdoms of life is brought to the surface and wreaks global havoc as it spreads. https://www.rifters.com/maelstrom…

    Comment linking /p/green-goo-republished

    on “Mirror bacteria research poses significant risks, scientists warn”
  6. Submitted Cytomegalovirus: The Worst Herpesvirus as a story · 13 points

    HN discussion
  7. Very nice. Too bad this probably won't work with the worst virus in the herpes family, Cytomegalovirus, for the same reason our immune system struggles to keep up with it. https://denovo.substack.com/p/cytomegalovirus-the-worst-herp...

    Comment linking /p/cytomegalovirus-the-worst-herpesvirus

    on “Can mRNA Vaccines Defeat Herpes?”
  8. Submitted What happens when you clone mice for 20 years straight? as a story · 3 points

    HN discussion
  9. cenamus · 2024-11-30Recommends
    If you like thinking about those things, I recommend reading about CMV. https://denovo.substack.com/p/cytomegalovirus-the-worst-herp... These non-fatal (or even close to unoticeable at all without statistics) diseases that still have massive world-wide effects are fascinating

    Comment linking /p/cytomegalovirus-the-worst-herpesvirus

    on “Long Fatigue: The exhaustion that lingers after an infection”
  10. Submitted What happens when you clone mice for 20 years straight? as a story · 1 points

    HN discussion
  11. It’s getting clearer and clearer that these viruses are extremely bad, see for example https://denovo.substack.com/p/epstein-barr-virus-more-maladi...

    Comment linking /p/epstein-barr-virus-more-maladies

    on “Highly virulent HIV variant found to be circulating in Europe for decades”
  12. Submitted A Tale of Twin Sisters as a story · 1 points

    HN discussion
  13. >For instance, I'm extremely allergic to the word "proprietary". You may enjoy this: https://denovo.substack.com/p/help-doctor-ive-been-exposed-t...

    Comment linking /p/help-doctor-ive-been-exposed-to-proprietary

    on “Burning money on paid ads for a dev tool – what we've learned”
  14. Submitted Biological DOOM: A brief overview of biological computation as a story · 1 points

    HN discussion
  15. https://denovo.substack.com (Mostly biology)

    Comment linking /

    on “Ask HN: Could you share your personal blog here?”
  16. Submitted Money Money Money as a story · 1 points

    HN discussion
  17. Full text: https://gwern.net/doc/genetics/gametogenesis/2023-murakami.p... Abstract: Sex chromosome disorders severely compromise gametogenesis in both males and females. In oogenesis, the presence of an additional Y chromosome or the loss of an X chromosome disturbs the robust production of oocytes. Here we efficiently converted the XY chromosome set to XX without an additional Y chromosome in mouse pluripotent ste…

    Comment linking /p/of-mice-and-men-and-eggs

    on “Generation of functional oocytes from male mice in vitro”
  18. Submitted The Third Year Slump as a story · 1 points

    HN discussion
  19. Submitted Applying for NIH funding, Part 1 as a story · 1 points

    HN discussion

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Linked by the same people?