Regulation of pregnancy maintenance and fetal survival in mice by CD27(low) mature NK cells.
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Regulation of pregnancy maintenance and fetal survival in mice by CD27(low) mature NK cells. / Karimi, Khalil; Solano, Maria Emilia; Ashkar, Ali A; Ho, Huang; Steidle, Eva-Maria; Karen-Anne, McVey Neufeld; Hecher, Kurt; Bienenstock, John; Arck, Petra.
in: J MOL MED, Jahrgang 90, Nr. 9, 9, 2012, S. 1047-1057.Publikationen: SCORING: Beitrag in Fachzeitschrift/Zeitung › SCORING: Zeitschriftenaufsatz › Forschung › Begutachtung
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TY - JOUR
T1 - Regulation of pregnancy maintenance and fetal survival in mice by CD27(low) mature NK cells.
AU - Karimi, Khalil
AU - Solano, Maria Emilia
AU - Ashkar, Ali A
AU - Ho, Huang
AU - Steidle, Eva-Maria
AU - Karen-Anne, McVey Neufeld
AU - Hecher, Kurt
AU - Bienenstock, John
AU - Arck, Petra
PY - 2012
Y1 - 2012
N2 - Uterine natural killer (NK) cells are pivotal for successful mammalian reproduction. However, insights on functionally distinct subpopulations of uterine NK cells are largely elusive. Furthermore, translation of findings from murine into human pregnancy has been overshadowed by the limited number of mutual phenotypic NK cell markers. We here provide evidence that a subset of murine mature NK (mNK) cells present at the feto-maternal interface, identified as CD27(low)DX5(+)CD3(neg), is pivotal in maintaining pregnancy. This mNK subset has low cytotoxic capacity, produces higher amounts of interferon (IFN)-?, and expresses functional homologs of human NK cell immunoglobulin-like receptors. We further show that bone marrow-derived CD27(low) mNK cells are selectively recruited to the uterus and ameliorate the rate of fetal loss when adoptively transferred into alymphoid RAG2(-/-)/?c(-/-) mice. Additionally, expression of CD27 is down-modulated on mNK cells upon migration to the uterus. Hence, we propose the existence of a regulatory mNK cell subset, which is licensed toward successful pregnancy maintenance at the fetomaternal interface in mice. As CD27(low) NK cells are also present in human decidua, the CD27(low) NK subset may provide a tool to foster translational research in reproduction, aiming to improve pregnancy outcome in humans.
AB - Uterine natural killer (NK) cells are pivotal for successful mammalian reproduction. However, insights on functionally distinct subpopulations of uterine NK cells are largely elusive. Furthermore, translation of findings from murine into human pregnancy has been overshadowed by the limited number of mutual phenotypic NK cell markers. We here provide evidence that a subset of murine mature NK (mNK) cells present at the feto-maternal interface, identified as CD27(low)DX5(+)CD3(neg), is pivotal in maintaining pregnancy. This mNK subset has low cytotoxic capacity, produces higher amounts of interferon (IFN)-?, and expresses functional homologs of human NK cell immunoglobulin-like receptors. We further show that bone marrow-derived CD27(low) mNK cells are selectively recruited to the uterus and ameliorate the rate of fetal loss when adoptively transferred into alymphoid RAG2(-/-)/?c(-/-) mice. Additionally, expression of CD27 is down-modulated on mNK cells upon migration to the uterus. Hence, we propose the existence of a regulatory mNK cell subset, which is licensed toward successful pregnancy maintenance at the fetomaternal interface in mice. As CD27(low) NK cells are also present in human decidua, the CD27(low) NK subset may provide a tool to foster translational research in reproduction, aiming to improve pregnancy outcome in humans.
KW - Animals
KW - Humans
KW - Male
KW - Female
KW - Mice
KW - Mice, Inbred BALB C
KW - Pregnancy
KW - Interferon-gamma/immunology
KW - Pregnancy Maintenance
KW - Antigens, CD27/immunology
KW - Killer Cells, Natural/immunology
KW - Poly I-C/immunology
KW - Uterus/immunology
KW - Animals
KW - Humans
KW - Male
KW - Female
KW - Mice
KW - Mice, Inbred BALB C
KW - Pregnancy
KW - Interferon-gamma/immunology
KW - Pregnancy Maintenance
KW - Antigens, CD27/immunology
KW - Killer Cells, Natural/immunology
KW - Poly I-C/immunology
KW - Uterus/immunology
U2 - 10.1007/s00109-012-0872-5
DO - 10.1007/s00109-012-0872-5
M3 - SCORING: Journal article
VL - 90
SP - 1047
EP - 1057
JO - J MOL MED
JF - J MOL MED
SN - 0946-2716
IS - 9
M1 - 9
ER -