A portrait of Delaney Van Riper on Wednesday, May 9, 2018, in Santa Cruz, Calif. Van Riper, a UC Santa Cruz student, has a degenerative muscle condition called Charcot-Marie-Tooth disease. Van Riper hopes through the use of the gene-editing technology called CRISPR, she can overcome her condition. (Randy Vazquez/ Bay Area News Group)

Delaney Van Riper opens a bag of cheese with a pair of scissors on Wednesday, May 9, 2018, in Santa Cruz, Calif. Van Riper, a UC Santa Cruz student, has a degenerative muscle condition called Charcot-Marie-Tooth disease. The conditions makes task such opening bottles or bags of food difficult since she does not have full strength in her hands. Van Riper hopes through the use of the gene-editing technology called CRISPR, she can overcome her condition. (Randy Vazquez/ Bay Area News Group)

Delaney Van Riper, right, stands in the living room of her apartment while her roommate Hannah Montgomery, left, walks into the kitchen on Wednesday, May 9, 2018, in Santa Cruz, Calif. Van Riper, a UC Santa Cruz student, has a degenerative muscle condition called Charcot-Marie-Tooth disease. Van Riper hopes through the use of the gene-editing technology called CRISPR, she can overcome her condition. (Randy Vazquez/ Bay Area News Group)

A portrait of Delaney Van Riper on Wednesday, May 9, 2018, in Santa Cruz, Calif. Van Riper, a UC Santa Cruz student, has a degenerative muscle condition called Charcot-Marie-Tooth disease. Van Riper hopes through the use of the gene-editing technology called CRISPR, she can overcome her condition. (Randy Vazquez/ Bay Area News Group)

Delaney Van Riper places her hands on her lap on Wednesday, May 9, 2018, in Santa Cruz, Calif. Van Riper, a UC Santa Cruz student, has a degenerative muscle condition called Charcot-Marie-Tooth disease. The conditions makes task such opening bottles or writing for an extended period of time difficult since she does not have full strength in her hands. Van Riper hopes through the use of the gene-editing technology called CRISPR, she can overcome her condition. (Randy Vazquez/ Bay Area News Group)

Delaney Van Riper smiles during an interview on Wednesday, May 9, 2018, in Santa Cruz, Calif. Van Riper, a UC Santa Cruz student, has a degenerative muscle condition called Charcot-Marie-Tooth disease. Van Riper hopes through the use of the gene-editing technology called CRISPR, she can overcome her condition. (Randy Vazquez/ Bay Area News Group)

Delaney Van Riper works on her laptop in her apartment on Wednesday, May 9, 2018, in Santa Cruz, Calif. Van Riper, a UC Santa Cruz student, has a degenerative muscle condition called Charcot-Marie-Tooth disease. Van Riper hopes through the use of the gene-editing technology called CRISPR, she can overcome her condition. (Randy Vazquez/ Bay Area News Group)

Delaney Van Riper during an interview on Wednesday, May 9, 2018, in Santa Cruz, Calif. Van Riper, a UC Santa Cruz student, has a degenerative muscle condition called Charcot-Marie-Tooth disease. Van Riper hopes through the use of the gene-editing technology called CRISPR, she can overcome her condition. (Randy Vazquez/ Bay Area News Group)