id	keyword
american_scientific_journal-7186	cas9
american_scientific_journal-7186	crispr
american_scientific_journal-7186	fungi
american_scientific_journal-7186	genome
american_scientific_journal-7186	dna
american_scientific_journal-7186	system
american_scientific_journal-7186	gene
american_scientific_journal-7186	promoter
american_scientific_journal-7186	expression