ZFN	Zinc-Finger Nucleases
TALENs	Transcriptional activator-like Effector Nucleases
CRISPR	Clustered Regularly Interspaced Short Palindromic Repeats (CRISPR)
Cas9	CRISPR-associated Proteins
Cpf1	CRISPR-associated endonuclease in Prevotella and Francisella
DSB	Double-Strand Breaks
NHEJ	Nonhomologous end jointing
HDR	Homology-directed repair mechanism
GMO	Genetically Modified Organism
SB	Speed breeding
RVD	Repeat variable di-residue