Harvey Kleiman

From the mother's point of view, this is immunologically foreign.

From the mother's point of view, this is immunologically foreign.

From the mother's point of view, this is immunologically foreign.

Exactly.

Exactly.

Exactly.

If we took a piece of tissue from whoever the father was of a pregnancy and put it into the mother, she would reject it.

If we took a piece of tissue from whoever the father was of a pregnancy and put it into the mother, she would reject it.

If we took a piece of tissue from whoever the father was of a pregnancy and put it into the mother, she would reject it.

It's a foreign invader.

It's a foreign invader.

It's a foreign invader.

So that's definitely a problem.

So that's definitely a problem.

So that's definitely a problem.

The placenta is going to become invisible to the mother. What?

The placenta is going to become invisible to the mother. What?

The placenta is going to become invisible to the mother. What?

The mother literally doesn't even see that the pregnancy is there.

The mother literally doesn't even see that the pregnancy is there.