https://bmcmolcellbiol.biomedcentral.com/articles/10.1186/s12860-017-0143-y https://bmcmolcellbiol.biomedcentral.com/articles/10.1186/s12860-017-0145-9 https://bmcmolcellbiol.biomedcentral.com/articles/10.1186/s12860-017-0144-x https://bmcmolcellbiol.biomedcentral.com/articles/10.1186/s12860-017-0146-8