ATCC	American Tissue Culture Collection
BBB	blood–brain barrier
CCL	CC chemokine ligand
CCU	color-changing units
CD	cluster of differentiation
CNS	central nervous system
CSF	cerebrospinal fluid
CXCL	C-X-C chemokine ligand
CXCR	C-X-C chemokine receptor
E.	Escherichia
HBMEC	human brain microvascular endothelial cells
HPRT	hypoxanthine phosphoribosyltransferase
IL	interleukin
IVH	intraventricular hemorrhage
LPS	lipopolysaccharide
MCP	monocyte chemoattractant protein
MMP	matrix metalloproteinase
qRT-PCR	quantitative real-time reverse transcriptase polymerase chain reaction
RA	receptor antagonist
RPKM	reads per kilo base per million mapped reads
SD	standard deviation
spp.	species
TJ	tight junction
TLR	Toll-like receptor
TNF	tumor necrosis factor
U.	Ureaplasma
Up3	Ureaplasma parvum serovar 3
Uu8	Ureaplasma urealyticum serovar 8