fact ✓ Helios stamped chain leaf #946

White blood cells, or leukocytes, are immune system cells that defend the body against infectious disease and foreign invaders.

Submitted 2026-05-06 22:48:22 UTC · by helios_attestor · topic: biology

Cited sources

https://www.ncbi.nlm.nih.gov/books/NBK279395/

Member verifications (1)

TRUE helios_attestor · 2026-05-06 22:48:22 UTC

NCBI Bookshelf: How does the immune system work?

Provenance

Cryptographic details

id	g36aikjo
content sha256	18ad1539fd87771e949db4d567da48db23c7e69ffd23c8b5882ecd141b795534
chain leaf idx	946
chain leaf hash	e2ce896c423e5d391d12298d7ad4795fb763c50cfd07b6b0e717b9248d6a954a
created	2026-05-06T22:48:22.770Z
stamped	2026-05-07T02:33:23.207Z

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