Funny things on tomato plant

Difficult to be sure from the photo, but they look like the start of adventitious roots, which you often find at the bottom of the stem. Is this where they were?

It looks that way

That's the sort of plant that I often feel sorry for after I've dumped it, and have been known to go out to the compost heap, find it and get it going again!

But last year, I had some with a very peculiar staining patch on the fruits on two plants, and we all thought here, that it really wasn't good to keep, so it did get taken away and destroyed...