Evidence map›Paper›PMID 40496808›Full record

ArticleiScience2025

Suppressing phagocyte activation by overexpressing the phosphatidylserine lipase ABHD12 preserves sarmopathic nerves.

Caitlin B Dingwall, Yo Sasaki, Amy Strickland, Tong Wu, Daniel W Summers, A Joseph Bloom, Aaron DiAntonio, Jeffrey Milbrandt

Abstract read
In one paragraph

Article in iScience, 2025. The graph could read no effect estimate from its abstract, so it casts no vote on the map. Cited by 4 papers.

0numbers the graph read from it
0cells of the map it votes in
4citing papers in PubMed
–field-weighted citation impact
1 · What the graph read from it

What it found

Each row is one number read from the abstract, on the scale the paper reported it, with its interval. Left of the dashed line favours the treatment, right favours the comparator. Under each row is the sentence it came from. New to these charts? A ten-minute tutorial.

The abstract states no effect estimate the extractor could read, or names no intervention and outcome on the map, so this paper lights no cell and moves no belief. It is still indexed, cited and linked below.

2 · The registry

The trial behind it

Trials whose registry record cites this paper, or whose number appears in the abstract. A trial that started after this paper was published is citing it as background, not reporting it.

Neither the registry nor the abstract names a trial number. If this is a trial report, that itself is worth knowing.

3 · Its place in the literature

Who cites it

4 citing papers in PubMed.

  1. Review
  2. Article
  3. Article
  4. Article
4 · The record

Corrections and comments

5 · Who and what money

Authors and funding

8 authors.

Caitlin B DingwallDepartment of Genetics, Washington University School of Medicine, St. Louis, MO 63110, USA.
Yo SasakiDepartment of Genetics, Washington University School of Medicine, St. Louis, MO 63110, USA.
Amy StricklandDepartment of Genetics, Washington University School of Medicine, St. Louis, MO 63110, USA.
Tong WuDepartment of Genetics, Washington University School of Medicine, St. Louis, MO 63110, USA.
Daniel W SummersDepartment of Genetics, Washington University School of Medicine, St. Louis, MO 63110, USA.
A Joseph BloomDepartment of Genetics, Washington University School of Medicine, St. Louis, MO 63110, USA.
Aaron DiAntonioDepartment of Developmental Biology, Washington University School of Medicine, St. Louis, MO 63110, USA.
Jeffrey MilbrandtDepartment of Genetics, Washington University School of Medicine, St. Louis, MO 63110, USA.

Funding

PHYSIOLOGY AND GENETICS OF THE GDNF HOMOLOG NEURTURINR01AG013730 · NIA · WASHINGTON UNIVERSITY · PI JEFFREY D MILBRANDT · 1996 to 2026
$10.6M
DISSECTION OF SARM1-INDUCED AXON DEGENERATION AND CELL DEATHR01NS087632 · NINDS · WASHINGTON UNIVERSITY · PI Aaron Diantonio, JEFFREY D MILBRANDT · 2014 to 2026
$6.4M
SARM1 functional polymorphisms and their contribution to ALS riskR01NS119812 · NINDS · WASHINGTON UNIVERSITY · PI BLOOM, ADAM JOSEPH, DIANTONIO, AARON · 2021 to 2025
$2.9M
The role of SARM1 in neuroinflammation-mediated axonal damageR01NS133348 · NINDS · WASHINGTON UNIVERSITY · PI Aaron Diantonio, JEFFREY D MILBRANDT · 2024 to 2026
$1.7M
NIA NIH HHS R01 AG013730NINDS NIH HHS R01 NS087632NINDS NIH HHS R01 NS119812NINDS NIH HHS R01 NS133348
6 · The paper itself

Abstract

Programmed axon degeneration (AxD) is a hallmark of many neurodegenerative diseases. In healthy axons, NMNAT2 inhibits SARM1, the key executioner of AxD, to keep it from depleting NAD+ and triggering axon destruction. AxD was assumed to be governed by axon-intrinsic mechanisms, independent of external factors. However, using a human disease model of neuropathy caused by hypomorphic NMNAT2 mutations resulting in chronic SARM1 activation, we demonstrated that neuronal SARM1 can initiate macrophage-mediated axon elimination long before stressed-but-viable axons would otherwise succumb to intrinsic metabolic failure. Chronic SARM1 activation causes axonal blebbing and disrupts phosphatidylserine (PS), a signaling molecule that promotes axon engulfment by macrophages. Neuronal expression of ABDH12, a PS lipase, reduces macrophage activation, preserves axons, and rescues motor function in this model, suggesting that PS dysregulation is an early SARM1-dependent axonal stress signal. Blocking macrophage-mediated axon elimination could be a promising therapeutic strategy for SARM1-dependent neurological diseases.

Indexed as

ImmunologyMolecular neuroscience

Identifiers

PMID40496808
PMCPMC12150055

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Registered trials

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Read under generation 80e0d062 · epoch 390. Bibliography from PubMed, PubMed Central and OpenAlex; grants from NIH RePORTER; trial links from ClinicalTrials.gov; estimates, votes and beliefs from the OpenQuestion graph.