The eplex BCID-GP Negative is intended for use as an external negative quality control to monitor the performance of in vitro laboratory nucleic acid testing procedures for the qualitative detection of the gram-positive pathogens: Bacillus cereus group, Bacillus subtilis group, Corynebacterium, Cutibacterium acnes (P.acnes), Enterococcus, Enterococcus faecalis, Enterococcus faecium, Lactobacillus, Listeria, Listeria monocytogenes, Micrococcus, Staphylococcus, Staphylococcus aureus, Staphylococcus epidermidis, Staphylococcus lugdunensis, Streptococcus, Streptococcus agalactiae, Streptococcus anginosus group, Streptococcus pneumoniae, Streptococcus pyogenes; Pan targets: Pan Candida and Pan Gram-Negative; and resistance genes: mecA, mecC, vanA and vanB on the cobas eplex blood culture identification gram-positive (BCID-GP) panel performed on the cobas eplex system (Roche Diagnostics).