Iki gikoresho kigenewe muri vitro yujuje ubuziranenge bwa aside nucleique ya ADN yo mu itsinda B streptococcus mu cyitegererezo cy’urukiramende, ingero zo mu nda ibyara cyangwa kuvanga urukiramende / ibyara biva mu bagore batwite mu byumweru 35 kugeza kuri 37 byo gutwita bifite ingaruka nyinshi ndetse no mu bindi ibyumweru byo gutwita hamwe nibimenyetso byubuvuzi nko guturika imburagihe hakiri kare no kubangamira imirimo itaragera.