NSG™
(005557)
NOD scid gamma | - Engrafts the widest range of solid and hematological cancers, including ALL and AML
- Most sensitive host for cancer stem cells when compared to NODscid or nude mice
- Longer lifespan than NOD scid; supports long-term engraftment studies and capabilities; >89 weeks median
| - No thymic lymphomas, can be used for long & short-term experiments
- Sensitive to irradiation
| N/A | Ishikawa et al., 2005Shultz et al., 2005 |
NSG-SGM3
(013062)
NOD.Cg-Prkdcscid Il2rgtm1Wjl Tg(CMV-IL3,CSF2,KITLG)1Eav/MloySzJ | - Increased CD4+ FoxP3+ regulatory T cell population after CD34+ humanization
- Enhances human myelopoiesis and terminal differentiation after CD34+ humanization
- Increased efficiency of engrafting human acute myeloid leukemia (AML)
- Supports higher levels of human myeloid cell engraftment
| - Compromised human stem cell regeneration
- Suppression of human erythropoiesis
- Reduction of human B-lymphopoiesis
| | Nicolini et al., 2004Wunderlich et al., 2010Billerbeck et al., 2011Miller, et al., 2013 |
NRG
(007799)
NOD Rag gamma | - Long-term multilineage hematopoeitic stem cell repopulation similar to NSG mice
- Engrafts human PBMC without irradiation similar to NSG
- Engrafts a wide range of solid and hematological cancers
- Greater tolerance to genotoxic agents compared to NSG
| - No thymic lymphomas, can be used for long & short-term experiments
- Requires higher dose of irradiation to obtain human HSC engraftment
- The serum half-life of human IgG is greatly reduced in NSG-B2m due to defective FcRn function
| | Pearson et al., 2008Brehm et al., 2010Maykel et al., 2014 |
NSG-A2
(009617)
NOD.Cg-Mcph1Tg(HLA-A2.1)1Enge Prkdcscid Il2rgtm1Wjl/SzJ | - High engraftment of HLA-A2-restricted immune cells after CD34+ humanization
- Antibody responses improved in a Dengue virus infection model
- Allow HLA restriction of developing human CD8 cells in humanized models, and provide improved platforms for viral infection and vaccine models
| - No thymic lymphomas - can be used for long-term experiments
- Sensitive to irradiation
| - Immunology
- HIV and Infectious Disease
| Shultz et al., 2010 Strowig et al., 2009 Jaiswal et al., 2012 |
NSG-HLA-A2/HHD
(014570)
NOD.Cg-Prkdcscid Il2rgtm1Wjl Tg(HLA-A/H2-D/B2M)1Dvs/SzJ | - Enable functional CD4+ T cell responses to viral infection after CD34+ humanization
- Permit HLA restriction and enhance immune responses of human CD8 T cells
- Antibody responses improved in a Dengue virus infection model
| - No thymic lymphomas - can be used for long-term experiments
- Sensitive to irradiation
| - Immunology
- HIV and Infectious Disease
| Shultz et al., 2010 Strowig et al., 2009 Jaiswal et al., 2012 |
NSG-DR1
(012479)
NOD.Cg-Tg(HLA-DRA*0101,HLA-DRB1*0101)1Dmz Prkdcscid Il2rgtm1Wjl/GckRolyJ | - Useful for transplantation studies in the absence of xeno-GVHD
| - Reduced CD45+ cell engraftment compared to NSG
| - Immunology
- HIV and Infectious Disease
| Covassin et al., 2011 |
NSG-Abo DR4
(017637)
NOD.Cg-Prkdcscid Il2rgtm1Wjl H2-Ab1b-tm1Doi Tg(HLA-DRB1)31Dmz/SzJ | - Useful for transplantation studies in the absence of xeno-GVHD
- Develop allo-GVHD post-engraftment of DR4-negative CD4+ T cells
- Show enhanced antibody responses, and human CD4+ T cells interact more effectively with human antigen presenting cells.
| - Reduced CD45+ cell engraftment compared to NSG
- Higher proportion of mice with no CD45+ cell engraftment as compared to NSG
| - Immunology
- HIV and Infectious Disease
| Covassin et al., 2011Danner R et al., 2011 |
NSG B2m
(010636)
NOD.Cg-B2mtm1Unc Prkdcscid Il2rgtm1Wjl/SzJ | - Resistant to xeno-GVHD
- Useful for studying mechanisms for xeno-GVHD
| | - HIV and Infectious Disease
- Transplant Research
| Covassin et al., 2013King et al., 2008 |
NSG-(KbDb)null
(023848)
NOD.Cg-Prkdcscid H2-K1b-tm1Bpe H2-D1b-tm1Bpe Il2rgtm1Wjl/SzJ | - Attenuated xeno-GVHD development post-Hu-PBMC transplantation
- High Hu-CD45+ cell engraftment
- Useful for studying mechanisms for xeno-GVHD
| - Reduced survival post Hu-CD34+ cell transplantation compared to NSG mice
| - HIV and Infectious Disease
- Transplant Research
| Covassin et al., 2013 |
NSG-MHC I/II DKO
(025216)
NOD.Cg-Prkdcscid H2-K1b-tm1Bpe H2-Ab1g7-em1Mvw H2-D1b-tm1Bpe Il2rgtm1Wjl/SzJ | - Most resistant to xeno-GVHD of all NSG variants
- Extended human IgG half-life compared to B2m knockouts
| - Resistance to xeno-GVHD associated with reduced CD45+ cell expansion in vivo
- Radiation sensitive
| | Brehm et al., 2019 |
NSG-Tg(Hu-IL15)
(030890)
NOD.Cg-Prkdcscid Il2rgtm1Wjl Tg(IL15)1Sz/SzJ | - Increased abundance and function of human NK cells following CD34-humanization
| | | Brehm et al., 2019 |
NBSGW
(026622)
NOD.Cg-KitW-41J Tyr+Prkdcscid Il2rgtm1Wjl/ThomJ | - Human CD34 cells engraft effectively without preconditioning irradiation
- Longer lifespan than other immunodeficient Kit mutants
- Increased human erythroid cells (bone marrow)
| - Although irradiation is not required for stem cell engraftment, NBSGW mice likely share the same sensitivity to genotoxic agents as other NSG strains
| | McIntosh et al., 2015 |
NSG-PiZ
(028842)
NOD.Cg-Prkdcscid Il2rgtm1Wjl Tg(SERPINA1*E342K)#Slcw/SzJ | - Engrafts human and allogeneic mouse hepatocytes without rejection
| - Shares the same sensitivity to genotoxic agents as other NSG strains
| | Borel et al., 2017 |
NSG-TLR4 KO
(033704)
NOD.Cg-Tlr4lps-del Prkdcscid Il2rgtm1Wjl/SzJ | - Residual mouse innate immune system cannot respond to Tlr4 agonists
- After humanization, NSG-Tlr4 KO are ideal for studying human TLR4-specific responses against tumors
| - Shares the same sensitivity to genotoxic agents as other NSG strains
| | Aryee et al., 2019 |