The secretor type of the boyfriend was never known.

Association of secretor status and rheumatic fever in 106 families.

In addition to their blood, it's possible to learn the blood type of a secretor from these other fluids.

If you are tested for secretor status, something called the Lewis System will probably be used.

The most common way to determine secretor status involves testing saliva for the presence of blood type activity.

Relation of blood groups and secretor factor to amyotrophic lateral sclerosis.

"This animal is a simple metal secretor," Zhekak said.

They have a whole array of exotic tests these days, they test everything, and I don't even know if I'm a secretor.

"Especially if the perpetrator was a secretor."

However, if you are a non-secretor, you run a much greater risk of infections following dental surgery than a secretor.

Of individuals who are secretor positive, those with blood type O were more likely to be infected and B less likely.

I mentioned the secretor notation.

A type A or Type AB secretor is at the highest risk.

Thus one person could be a Type A secretor, and another a Type A non-secretor.

A secretor," says Harry.

Being a secretor or a non-secretor is independent of your ABO blood type, it is controlled by a different gene.

LEWIS a- b+ equals secretor.

I suggest that until you find out your secretor status for certain, play the numerical odds and assume you are a secretor.

This phenotype is also encountered in 16% of Japanese individuals (who inherit a weak Secretor gene- Se(w)).