id	keyword
american_scientific_journal-1185	cattle
american_scientific_journal-1185	fshr
american_scientific_journal-1185	gene
american_scientific_journal-1185	lhr
american_scientific_journal-1185	genotype
american_scientific_journal-1185	receptor
american_scientific_journal-1185	butana
american_scientific_journal-1185	kenana
american_scientific_journal-1185	frequencies
american_scientific_journal-1185	hormone
american_scientific_journal-1185	dna