Lewis: We moved the gene from our bacteria into goats, and so they produce the spider silk protein in the milk, and we collect the milk and purify the spider silk protein from that. Narrator ...

In this case, we’re talking about genetically modified yeast that produces spider silk. If that sounds like a lead-in to some Spiderman jokes and sci-fi references, you are correct on both accounts.

It meant the goats produced milk containing an extra protein, which can be spun into spider silk thread used in things like protective clothing and car interiors.

He aims to modify a strain of yeast to produce spider silk. Charlotte’s Web didn’t go into great detail about the different types of silk that a spider can produce, but the video and screencap ...