For Horse Owners/What's Inside/Alpha-2 Macroglobulin (A2M)

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Alpha-2 Macroglobulin (A2M): The Cleanup Crew Boss

When a tendon or joint gets injured, the body sends in enzymes to clear out damaged tissue. The problem is, those enzymes don't always know when to stop — and they'll keep chewing on healthy tissue too. A2M is what reins them in.

A2M protease

A2M binds destructive enzymes (proteases) and inflammatory cytokines, neutralizing them before they damage healthy tissue.

THE ANALOGY

Think of A2M as the barn manager.

Your demo crew showed up to clear out the old stalls. Great. But they're a little too enthusiastic — now they're swinging at the load-bearing beams. Someone needs to step in and say "easy, that one stays."

That's A2M's job inside your horse. It's a broad-spectrum protease inhibitor — meaning it grabs onto the enzymes that chew up cartilage and musculoskeletal tissue, and neutralizes them. It also binds inflammatory cytokines that drive ongoing damage.

“Healing isn't just about building. Half of it is knowing when to stop tearing things down.”

In a chronic joint or tendon problem, the breakdown signal often outruns the repair signal. A2M is part of how the body keeps that balance — and why it's a key target in regenerative therapy.

HOW IT WORKS IN THE HORSE

What A2M actually does at the injury site

Captures destructive enzymes

A2M binds matrix metalloproteinases (MMPs) and other proteases that break down cartilage and connective tissue, taking them out of circulation.

Neutralizes inflammatory signals

It also captures certain cytokines — molecular messengers that drive ongoing inflammation — interrupting cycles of chronic damage.

Supports tissue homeostasis

By keeping breakdown enzymes in check, A2M helps the body's repair processes actually finish the job instead of constantly fighting fresh damage.

A natural component of tissue homeostasis.

equicenta® CTM contains naturally occurring A2M — a component of normal tissue homeostasis — delivered as part of the complete umbilical-tissue matrix, not synthesized or concentrated in isolation.

Ask your veterinarian whether equicenta® CTM could be part of your horse's plan.

Every case is different. Your veterinarian is the right person to weigh whether a regenerative approach fits the diagnosis, the rehab plan, and your horse.

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