Where does “haptophore” come from?

haptophore (English) comes from English -phore, from New Latin -phorus, from Ancient Greek -φόρος, from Ancient Greek φέρω, from Proto-Hellenic pʰérō, from Proto-Indo-European bʰéreti, from Proto-Indo-European bʰēr- — shiny, light brown.

haptophore (English): The stable, non-poisonous element of a toxin that enables it to bind to an antitoxin and become neutralized

Definitions

The stable, non-poisonous element of a toxin that enables it to bind to an antitoxin and become neutralized

Ancestry of “haptophore”, step by step

Step	Language	Word	Meaning
1	English	-phore	Bearer, carrier or conveyor
2	New Latin	-phorus	—
3	Ancient Greek	-φόρος	-bearing, -carrying; carrying, bearing; bringing
4	Ancient Greek	φέρω	I bring, bear, carry
5	Proto-Hellenic	pʰérō	to bear
6	Proto-Indo-European	bʰéreti	to be carrying
7	Proto-Indo-European	bʰēr-	shiny, light brown

Every word from Proto-Indo-European bʰēr- →Every word from Proto-Indo-European bʰéreti →Every word from Proto-Hellenic pʰérō →