Editing 1987 in science (section)

==Biochemistry==
* December – [[Yoshizumi Ishino]] discovers the DNA sequence of [[CRISPR]].<ref>{{cite journal|last1=Ishino|first1= Y.|last2= Shinagawa|first2= H.|last3= Makino|first3= K.|last4= Amemura|first4= M.|last5= Nakata|first5= A.|title=Nucleotide sequence of the iap gene, responsible for alkaline phosphatase isozyme conversion in Escherichia coli, and identification of the gene product|journal=[[Journal of Bacteriology]]|volume=169|issue=12|pages=5429–33|year=1987|pmid=3316184|url= |pmc=213968|doi=10.1128/jb.169.12.5429-5433.1987}}</ref><ref>{{cite journal|url=https://www.quantamagazine.org/crispr-natural-history-in-bacteria-20150206/|title=CRISPR Natural History in Bacteria|journal=Quanta Magazine|accessdate=2019-04-01}}</ref>
* Piotr Chomczynski and Nicoletta Sacchi publish their [[acid guanidinium thiocyanate-phenol-chloroform extraction]] protocol.<ref>{{cite journal|last1=Chomczynski|first1=P.|last2=Sacchi|first2=N.|title=Single-step method of RNA isolation by acid guanidinium thiocyanate-phenol-chloroform extraction|journal=[[Analytical Biochemistry]]|volume=162|issue=1|pages=156–159|year=1987|doi=10.1016/0003-2697(87)90021-2|pmid=2440339}}</ref><ref>{{cite journal|last1=Chomczynski|first1=P.|last2=Sacchi|first2=N.|title=Single-step method of RNA isolation by acid guanidinium thiocyanate-phenol-chloroform extraction: Twenty-something years on|doi=10.1038/nprot.2006.83|journal=[[Nature Protocols]]|volume=1|pages=581–585|year=2006|pmid=17406285|issue=2|s2cid=28653075}}</ref>