#antigen

Live, measured metrics for the hashtag #antigen from the open social web. Every number carries a named source and the time it was fetched. Nothing is estimated.

hashtag.org network · sponsored

Own #antigen

This #name is available to claim. It becomes your portal on the open agent web: this very page, a keyword you rank for by an open public stake, and a verifiable identity for AI agents. Nobody else sells a page like this for every #name.

$240.06/ year · 7-character #name
Claim #antigen — $240.06/yr→Buy on hashtag.space (web3)
card via hashtag.org · tokens via hashtag.space
0
Uses / 7 days
Mastodon
0
Accounts / 7 days
Mastodon
40
Recent posts
Mastodon
~0/hr
Recent pace
Mastodon · last 40
0.1
Avg reactions / post
Mastodon · last 40
—
Reddit posts / month
Reddit search
—
Open-web mentions
hashtag.org Firehose

Day-by-day usage

measured · fosstodon.org (Mastodon public tags API) · fetched 2026-10-18 13:15 UTC
0
10-12
0
10-13
0
10-14
0
10-15
0
10-16
0
10-17
0
10-18

0 uses by 0 unique accounts across the window. Real per-day counts, not estimates. Newest bar is today so far.

Related hashtags

measured · fosstodon.org (Mastodon public search API) · fetched 2026-10-18 13:15 UTC
#antigens
0 uses · 0 accounts / 7d
#antigenocide
1 uses · 1 accounts / 7d
#antigentrificacio
0 uses · 0 accounts / 7d
#antigenes
0 uses · 0 accounts / 7d
#antigenicideisnotantisemitism
0 uses · 0 accounts / 7d
#antigenx
0 uses · 0 accounts / 7d
#antigenai
0 uses · 0 accounts / 7d
#antigennitesty
0 uses · 0 accounts / 7d
#antigentrification
0 uses · 0 accounts / 7d
#antigenocideprotests
0 uses · 0 accounts / 7d
#antigenerativeai
0 uses · 0 accounts / 7d
#antigenderstereotype
0 uses · 0 accounts / 7d

Live pulse

measured · fosstodon.org (Mastodon tag timeline) · fetched 2026-10-18 13:15 UTC

Everything below is measured over the latest 40 public posts (spanning ~26389 hours).

Posting hours (UTC) — busiest: 16:00

00:0012:0023:00

Languages: English (33) · German (7)

Avg boosts / post: 0.5

Top of the latest posts

  • After a long paper drought, this article is worth reading and could be a good candidate for a Twitter/X thread explaining the key findings. #science #immunology #tolerance #Foxp3 #microbiota #antigen https://www.cell.com/immunity/fulltext/S

    David Usharauli@[email protected]♥ 1↻ 02026-07-28 20:52 UTCView post →

  • Nanovaccine design boosts immune attack on HPV tumors Throughout the past decade, Northwestern University scientists have uncovered a striking principle of vaccine design: Performance depends not… #NewsBeep #News #Health #Antigen #AU #Austr

    Australia News Beep@[email protected]♥ 1↻ 12026-02-12 07:00 UTCView post →

  • RFK Jr. defends $500M cut for mRNA vaccines with pseudoscience gobbledygook https://arstechni.ca/Raue #SARS-CoV-2 #pandemic #antigen #kennedy #vaccine #Health #virus #flu

    Ars Technica News@[email protected]♥ 1↻ 12025-08-07 11:59 UTCView post →

What “antigen” means

Wiktionary · Wikipedia

antigen

  • nounA substance that induces an immune response, usually foreign.
Full entry on Wiktionary →

In immunology, an antigen (Ag) is a molecule, or portion thereof, that can bind to a specific antibody or T-cell receptor. The presence of antigens in the body may trigger an immune response.

“Antigen” on Wikipedia (CC BY-SA) →

#antigen across platforms

every network with a public tag surface

Follow #antigen straight to each platform’s own tag page. Where a platform publishes open data we measure it above; the rest lock their numbers behind paid APIs, so we link rather than guess.

X (Twitter) ↗Instagram ↗TikTok ↗Facebook ↗LinkedIn ↗YouTube ↗Threads ↗Bluesky ↗Mastodon ↗Reddit ↗Pinterest ↗Tumblr ↗

Every number above is measured from a named public API at the shown fetch time. Nothing is estimated or extrapolated. Platforms that lock their data behind paid APIs are not shown. Agents: the same numbers, as JSON, at /api/hashtags/antigen