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Gene Information

Gene symbol: B2M

Gene name: beta-2-microglobulin

HGNC ID: 914

Related Genes

# Gene Symbol Number of hits
1 ABO 1 hits
2 ACTB 1 hits
3 CCL2 1 hits
4 CD1A 1 hits
5 CD34 1 hits
6 CD4 1 hits
7 CD8A 1 hits
8 CD9 1 hits
9 CRP 1 hits
10 CSF1 1 hits
11 CSF2 1 hits
12 CXCL12 1 hits
13 DARC 1 hits
14 EMR3 1 hits
15 ERBB2 1 hits
16 FAS 1 hits
17 FASLG 1 hits
18 FCAMR 1 hits
19 FLNB 1 hits
20 GAPDH 1 hits
21 HLA-A 1 hits
22 HLA-B 1 hits
23 ICAM1 1 hits
24 IER2 1 hits
25 IFNG 1 hits
26 IL10 1 hits
27 IL12A 1 hits
28 IL1B 1 hits
29 IL2 1 hits
30 IL2RA 1 hits
31 IL4 1 hits
32 IL6 1 hits
33 IL7 1 hits
34 MEFV 1 hits
35 NEUROD1 1 hits
36 NRSN1 1 hits
37 POLE3 1 hits
38 SFRS1 1 hits
39 TAP1 1 hits
40 TBP 1 hits
41 TH1L 1 hits

Related Sentences

# PMID Sentence
1 1423266 To examine the feasibility of cytokine gene transfer into human renal cancer (RC) cells, we introduced the cDNAs for human interleukin-2 (IL-2) or interferon-gamma (IFN-gamma) into various RC cell lines with retroviral vectors.
2 1423266 Depending on the cell line and the vector construct used, lymphokine gene-modified human RC cell lines released 4 to 29 units/10(6) cells of IL-2, or up to 10 units/10(6) cells of IFN-gamma within 48 h.
3 1423266 Fluorescence-activated cell sorter analysis of SK-RC-29 cells releasing IFN-gamma showed increased expression of major histocompatibility complex class I antigen, beta 2-microglobulin, and ICAM-1, as well as induction of major histocompatibility complex class II antigen expression [human leukocyte antigen(HLA)-DR, -DP], but no changes in these cell surface markers were observed with SK-RC-29 cells releasing IL-2.
4 1423266 Tumor formation by the human RC cell line SK-RC-29 in BALB/c nude mice was not affected by IFN-gamma secretion, but was inhibited by in vivo release of IL-2 from s.c. injected tumor cells.
5 1465432 Mice with a targeted disruption in the beta 2-microglobulin (beta 2m) gene, which lack major histocompatibility complex class I molecules and consequently fail to develop functional CD8 T cells, provided a useful model for assessing the role of class I-restricted T cells in resistance to infection with virulent Mycobacterium tuberculosis.
6 1470916 Cellular proteins associated with immunodeficiency viruses were identified by determination of the amino acid sequence of the proteins and peptides present in sucrose density gradient-purified human immunodeficiency virus (HIV)-1, HIV-2, and simian immunodeficiency virus (SIV). beta 2 microglobulin (beta 2m) and the alpha and beta chains of human lymphocyte antigen (HLA) DR were present in virus preparations at one-fifth the concentration of Gag on a molar basis.
7 1710534 ABO(H) antigens and beta-2 microglobulin in transitional cell carcinoma.
8 1710534 Previously, others have demonstrated that the loss of normal cell surface antigens, such as ABO(H) blood group antigens or beta-2 microglobulin (B2M) has been correlated with more aggressive behavior by tumor.
9 1710534 In this study, using immunohistochemical techniques, the authors evaluated the initial pretreatment biopsy specimen of bladder tumors for the presence of ABO(H) antigens and B2M.
10 1710534 ABO(H) antigens and beta-2 microglobulin in transitional cell carcinoma.
11 1710534 Previously, others have demonstrated that the loss of normal cell surface antigens, such as ABO(H) blood group antigens or beta-2 microglobulin (B2M) has been correlated with more aggressive behavior by tumor.
12 1710534 In this study, using immunohistochemical techniques, the authors evaluated the initial pretreatment biopsy specimen of bladder tumors for the presence of ABO(H) antigens and B2M.
13 1710534 ABO(H) antigens and beta-2 microglobulin in transitional cell carcinoma.
14 1710534 Previously, others have demonstrated that the loss of normal cell surface antigens, such as ABO(H) blood group antigens or beta-2 microglobulin (B2M) has been correlated with more aggressive behavior by tumor.
15 1710534 In this study, using immunohistochemical techniques, the authors evaluated the initial pretreatment biopsy specimen of bladder tumors for the presence of ABO(H) antigens and B2M.
16 2525677 The values were related to age, duration of hemodialysis, body weight, creatinine, urea nitrogen, serum concentrations of beta 2-microglobulin and soluble interleukin-2 receptor (IL-2R).
17 7510764 MxA gene expression is known to be regulated tightly and exclusively by type I interferons (IFNs).
18 7510764 A reliable induction of MxA RNA and MxA protein was found in the absence of easily detectable serum IFN activity.
19 7510764 The IFN marker 2'-5'-oligoadenylate (2-5A) synthetase known to react to both type I and type II IFNs showed a similar response but did not differentiate equally well between nonimmune and immune vaccinees. beta 2-microglobulin and neopterin reacted poorly, remaining at low levels within the normal range.
20 7510764 These results demonstrate that MxA gene expression is a good marker for detecting minute quantities of biologically active type I IFN during viral infections.
21 7707540 To identify the potential antigens involved in this protection, macaques were immunized with uninfected human cells, sucrose density gradient-purified culture fluid from uninfected human cells (mock virus), beta-2 microglobulin (beta 2M), immunoaffinity-purified HLA class I and class II proteins from these human cells, and adjuvant.
22 7726898 Mutant mice with a defined genetic defect in the beta 2-microglobulin (beta 2m) or the H2-I-A beta chain, which are virtually devoid of functional CD8 or CD4 alpha beta T cells, respectively, were employed for analyzing immune mechanisms involved in acquired resistance against Listeria monocytogenes.
23 7726898 These data demonstrate the importance of both MHC I- and MHC II-dependent immune mechanisms in acquired resistance to L. monocytogenes and point to the necessity of a coordinated interaction between CD8 and CD4 alpha beta T cells (and probably gamma delta T cells) in anti-L. monocytogenes resistance.
24 7768622 Mice with a homologous deletion of the beta 2-microglobulin gene (beta 2m-) are deficient in class I major histocompatibility complex molecules (MHC) and consequently are deficient in CD8+ T cells.
25 7768622 These data document the kinetics of gamma delta T cells reactive to mycobacterial antigens in vivo without class I MHC restriction and support a role for class I MHC and CD8+ T cells in the in vivo regulation of gamma delta T cells.
26 7907644 With this procedure, beta 2-microglobulin, HLA-DR, intercellular adhesion molecule-1, and leukocyte function antigen-1 were found on HIV-1 particles from laboratory strains and primary clinical isolates.
27 7907644 In contrast, CD19, CD4, and CD8 molecules were not detected.
28 7963713 Mice transgenic for beta 2-microglobulin deletion (beta 2M-/-) were immunized intranasally with either a recombinant vaccinia virus that expressed both nucleoprotein and interleukin-2 or by infection with H3N2 influenza virus; 3-4 weeks later they were challenged with H1N1 influenza virus.
29 8617963 MHC class I-dependent presentation of exoerythrocytic antigens to CD8+ T lymphocytes is required for protective immunity against Plasmodium berghei.
30 8617963 In this study, we wished to define the role of CD8+ T cells and MHC class I molecules by using the P. berghei malaria attenuated sporozoites (SPZ) protection model in beta 2-microglobulin (beta 2m) knockout (-/-) mice.
31 8621152 Expression of HLA class I molecules and the transporter associated with antigen processing in hepatocellular carcinoma.
32 8621152 Although HLA-A antigens were detected by CMC in all cell lines tested, HLA-B and -C antigens were not detectable in six of seven HCC cell lines.
33 8621152 Furthermore, complementary DNA (cDNA) from each cell line was tested for the expression of HLA-A, -B, -C and the transporter associated with antigen processing genes (TAP1 and TAP2).
34 8621152 The selective loss of HLA-B and -C, but not -A, molecules (which also excludes a beta 2-microglobulin defect) is intriguing, and may be attributable to the ability of some of the HLA-A molecules to load signal peptides not requiring TAP transport, or to natural selection of HLA-B or -C locus-specific immune surveillance.
35 8699005 Recombinant derived H-2Kb and beta 2-microglobulin (beta 2m) were properly folded into an MHC class I complex using the vesicular stomatitis virus (VSV)-8mer from the natural nucleocapsid proteinN52-59 (RGYVYQGL), an immunodominant Kb epitope in C57BL/6 (B6) mice.
36 8731364 Peptide reactivity was not associated with sex, clinical status, CD4 counts, antigenemia or beta 2-microglobulin serum level.
37 8961509 Vaccination of immunocompetent mice elicits a CD8+ CTL response that can protect the mice from lethal meningitis. beta 2 microglobulin-deficient (beta 2m-/-) mice are deficient in CD8+ CTL, exhibit CD4+ CTL, and, after i.c.
38 8970472 Plasma levels of HIV-1 RNA, p24 antigen, antibodies to HIV-1 structural genes, beta-2 microglobulin, neopterin, and interferon-alpha were measured at four time points: (a) the last seronegative visit, (b) the first seropositive visit, (c) the visit closest to AIDS (or the corresponding visit for the non-RPs) and (d) 6 years after seroconversion (for non-RPs).
39 8970472 At the first seropositive visit, RPs had significantly higher concentrations of plasma HIV-1 RNA (p < 0.01) and prevalence of p24 antigenemia (p < 0.001) and significantly lower levels of antibodies to the HIV-1 gag proteins p17 and p24 (p < 0.01-0.001) compared with non-RPs.
40 8970472 Antibodies to p66 and gp120 were significantly different only at the visit closet to AIDS (p < 0.001), as were beta-2 microglobulin and interferon alpha.
41 8970472 Plasma levels of HIV-1 RNA, p24 antigen, antibodies to HIV-1 structural genes, beta-2 microglobulin, neopterin, and interferon-alpha were measured at four time points: (a) the last seronegative visit, (b) the first seropositive visit, (c) the visit closest to AIDS (or the corresponding visit for the non-RPs) and (d) 6 years after seroconversion (for non-RPs).
42 8970472 At the first seropositive visit, RPs had significantly higher concentrations of plasma HIV-1 RNA (p < 0.01) and prevalence of p24 antigenemia (p < 0.001) and significantly lower levels of antibodies to the HIV-1 gag proteins p17 and p24 (p < 0.01-0.001) compared with non-RPs.
43 8970472 Antibodies to p66 and gp120 were significantly different only at the visit closet to AIDS (p < 0.001), as were beta-2 microglobulin and interferon alpha.
44 9009330 CD8+ T cells are essential for protection against mycobacteria, as is clearly demonstrated by the fatal outcome of experimental infection of beta-2 microglobulin knockout mice.
45 9009330 This response is mediated by CD8+ T cells and absolutely requires the activation of CD4+ T cells and their secretion of interleukin 2.
46 9009330 Our results indicate that MHC-linked genes exert a profound influence on the generation of CD8+ CTLs following BCG vaccination.
47 9101413 Moreover, depletion of CD8+ T cells before transfer resulted in the loss of antitumor activity, despite the presence of CD4+ T cells.
48 9101413 In contrast, antitumor activity was demonstrable with CD8-containing, CD4-depleted effectors, although it was not as effective as with both T-cell subpopulations combined.
49 9101413 Finally, in beta 2-microglobulin/CD8+ T-cell-deficient mice, rV-CEA immunization exerted only partial antitumor protection, compared with the immune-competent controls.
50 9101413 Overall, we demonstrated that (a) antitumor activity induced by rV-CEA was essentially mediated by CD8+ effectors; and (b) the combination of both CD8+ and CD4+ lymphocytes led to maximal antitumor therapeutic effects, suggesting an important helper or immunoregulatory contribution of the CD4+ subset.
51 9498770 Characterization of the interactions between MHC class I subunits: a systematic approach for the engineering of higher affinity variants of beta 2-microglobulin.
52 10075159 A ligand epitope antigen presentation system (LEAPS) heteroconjugate vaccine containing a CTL epitope (H1) from the HSV-1 immediate early protein ICP27 (322-332) and a peptide sequence (J) from beta-2-microglobulin (35-50) elicited protection from intraperitoneal viral challenge and promoted DTH responses.
53 10998329 Neither murine beta(2)-microglobulin nor murine CD8 substituted adequately as coreceptors for the HLA-B27 heavy chain.
54 10998329 By contrast, HLA-A2.1-restricted responses to measles could be generated in the absence of expression of human beta(2)-microglobulin or CD8(+) molecules in HLA-A2.1/K(b) transgenic mice.
55 10998329 Neither murine beta(2)-microglobulin nor murine CD8 substituted adequately as coreceptors for the HLA-B27 heavy chain.
56 10998329 By contrast, HLA-A2.1-restricted responses to measles could be generated in the absence of expression of human beta(2)-microglobulin or CD8(+) molecules in HLA-A2.1/K(b) transgenic mice.
57 11035120 The animal model used was Human Human D(b) (HHD) mice, which are deficient for mouse MHC class I molecules (beta(2)-microglobulin(-/-) D(b-/-)) and transgenic for a chimeric HLA-A*0201/D(b) molecule covalently bound to the human beta(2)-microglobulin (HHD(+/+)).
58 11035120 Moreover, genetic immunization of HLA-A2 transgenic mice generates IFN-gamma-secreting CD8(+) T lymphocytes specific for endogenously processed peptides and with recognition specificities similar to those described during self-limited infection in humans.
59 11035735 CD4+ alpha beta T cells and gamma interferon (IFN-gamma) are centrally implicated in the primary immunoprotective response.
60 11035735 We find that a full-strength primary response depends on beta(2)-microglobulin (class I major histocompatibility complex [MHC] and class II MHC and on IFN-gamma and interleukin-6 (IL-6) but not on TAP1, perforin, IL-4, Fas ligand, or inducible nitric oxide synthetase.
61 11035735 Indeed, MHC class II-deficient and IFN-gamma-deficient mice are as susceptible to primary infection as mice deficient in all alpha beta T cells.
62 11035735 Strikingly, the requirements for a highly effective alpha beta-T-cell-driven memory response are less stringent, requiring neither IFN-gamma nor IL-6 nor class I MHC.
63 11509592 This was not restored by adding exogenous beta(2)-microglobulin to stabilize the MHC complex on the cell surface.
64 11535326 Induction of cross clade reactive specific antibodies in mice by conjugates of HGP-30 (peptide analog of HIV-1(SF2) p17) and peptide segments of human beta-2-microglobulin or MHC II beta chain.
65 11535326 HGP-30, a 30 amino acid synthetic peptide homologous to a conserved region of HIV-1(SF2) p17 (aa86-115), has previously been shown to elicit both cellular and humoral immune responses when conjugated to KLH and adsorbed to alum.
66 11676602 An enhanced and scalable process for the purification of SIV Gag-specific MHC tetramer.
67 11676602 The purified MHC alpha chain is refolded with beta-2-microglobulin and the target peptide antigen to form the class I MHC.
68 12093890 Here we show that targeting of antigen to Fc receptors on DCs accomplishes combined activation of Th1 CD4 and CD8 effector responses in vivo, namely delayed-type hypersensitivity and tumor immunity.
69 12093890 Tumor protection was eliminated when immune complex-loaded DCs lacked beta(2) microglobulin, TAP, or MHC class II, demonstrating that Fc receptor-targeted antigenic uptake led to both MHC class I- and class II-restricted responses, which together are required for effector tumor immunity.
70 12697735 By contrast, Ig mu-chain gene KO mice, as well as Fcgamma receptor I/III, beta-2 microglobulin, CD1, monocyte chemoattractant protein 1 (MCP1), IFN-gamma, and perforin gene KO mice were protected.
71 12697735 Few mice were cured that had knockouts of the gene for Ig mu-chain, Fcgamma receptor I/III, IFN-gamma, or beta-2 microglobulin.
72 12697735 By contrast, Ig mu-chain gene KO mice, as well as Fcgamma receptor I/III, beta-2 microglobulin, CD1, monocyte chemoattractant protein 1 (MCP1), IFN-gamma, and perforin gene KO mice were protected.
73 12697735 Few mice were cured that had knockouts of the gene for Ig mu-chain, Fcgamma receptor I/III, IFN-gamma, or beta-2 microglobulin.
74 12761096 T-cell subset depletion experiments clearly indicate that elicitation of CD8(+) (as well as CD4(+)) effector responses is required for protection.
75 12761096 Further, mice lacking beta(2)-microglobulin (and hence deficient in major histocompatibility complex class I antigen presentation) were not able to control a challenge infection after vaccination, indicating an essential protective role for CD8(+) T effector responses.
76 12761096 Early postinfection in protectively vaccinated mice, a predominance of CD8(+) T cells, secreting gamma interferon (IFN-gamma) and expressing perforin, was observed at the site of infection; subsequently, activated CD4(+) T cells producing IFN-gamma were primarily found.
77 12761096 As protection correlated with the ratio of total IFN-gamma-producing cells (CD4(+) and CD8(+) T cells) to macrophages found at the site of infection, a role for IFN-gamma was evident; in addition, vaccination of IFN-gamma-deficient mice failed to provide protection.
78 12761096 Thus, the elicitation of CD8(+) T cell effector mechanisms (perforin, IFN-gamma) are clearly required in the protective immune response against L. amazonensis infection in vaccinated mice.
79 14505924 The L.E.A.P.S. heteroconjugate vaccine antigen (JgD), composed of a T cell epitope from glycoprotein D (gD(8-23)) of herpes simplex virus (HSV) linked with a peptide sequence from beta-2-microglobulin (aa38-50), elicited protection against lethal intraperitoneal (IP) challenge and prevented disease signs in most, and limited disease progression, for the rest of BALB/c mice challenged in the epidermal abrasion-zosteriform spread mouse infection model.
80 15569635 This technology utilizes specific peptides which bind to CD4, CD8 or other proteins on the surface of T cells (T cell binding ligand (TCBL)), macrophage and dendritic cells (immune cell binding ligand (ICBL)) to promote the immunogenicity of an epitope, activate T cell and other protective responses, and direct the immune response to either a Th1 or a Th2 type of response.
81 15569635 The J TCBL/ICBL is a peptide from beta-2-microglobulin which binds to the CD8 protein and promotes Th1 responses and the G TCBL/ICBL is a peptide from the beta chain of MHC II molecules that binds to the CD4 protein and promotes Th2 responses.
82 15569635 The JH1, JH2, JgB and JgD vaccines elicited DTH responses without antibody but conferred protection upon lethal challenge.
83 15569635 Initiation of the immune response by the JgD vaccine was dependent on functional CD4, CD8 expressing cells and interferon gamma and delivery of protection was dependent upon CD4 and interferon gamma.
84 15699142 Membrane-anchored beta 2-microglobulin stabilizes a highly receptive state of MHC class I molecules.
85 15778385 Early role of CD4+ Th1 cells and antibodies in HER-2 adenovirus vaccine protection against autochthonous mammary carcinomas.
86 15778385 Using beta(2)-microglobulin-knockout, IFN-gamma-knockout, and B cell-deficient mice, CD4(+) and CD8(+) cell depletion, and Ab transfer studies, we show that induction of anti-HER-2/neu Abs are both necessary and sufficient for protection, and the IgG2a isotype is most effective.
87 15778385 In contrast, CD8(+) T cells are not necessary at all, and CD4(+) T cells are necessary for only 36-48 h after immunization to provide help for B cells but not as effector cells.
88 15843575 Recently we reported that Cpn-infected mice generate an MHC class I-restricted CD8(+) Tc1 response against various Cpn Ags, and that CD8(+) CTL to multiple epitopes inhibit Cpn growth in vitro.
89 15843575 CD8(+) T cell lines generated to minigene-encoded CTL epitopes secreted IFN-gamma and TNF-alpha and exhibited CTL activity upon recognition of Cpn-infected macrophages.
90 15843575 Immunization and challenge studies with beta(2)-microglobulin(-/-) mice indicated that the reduction of lung Cpn burdens was mediated by the MHC class I-dependent CD8(+) T cells to minigene-included Cpn CTL epitopes, rather than by pan-DR epitope-specific CD4(+) T cells.
91 16098640 Here, we report time-course changes in expression levels, assessed by real-time RT-PCR of IL-1 beta, Mx, two beta-2-microglobulin variants and MHC class II beta, from 2 to 19 days post vaccination with a multi-component oil-adjuvanted vaccine.
92 16159698 We thus investigated the expression pattern of six chicken genes, including beta-actin, 28S rRNA, 18S rRNA, glyceraldehyde-3-phosphate dehydrogenase (GAPDH), TATA box-binding protein (TBP) and beta-2-microglobulin, in chicken embryo (CE) cell cultures following a 7-day IBDV infection.
93 16159698 The results showed that beta-actin, 28S rRNA, 18S rRNA and GAPDH were the most constantly expressed genes, while TBP and beta-2-microglobulin were markedly induced during the infection course.
94 16159698 Of these constant expressed genes, 28S rRNA and 18S rRNA are highly expressed; beta-actin intermediately expressed and GAPDH had a lower expression level in CE cell cultures.
95 16159698 We thus investigated the expression pattern of six chicken genes, including beta-actin, 28S rRNA, 18S rRNA, glyceraldehyde-3-phosphate dehydrogenase (GAPDH), TATA box-binding protein (TBP) and beta-2-microglobulin, in chicken embryo (CE) cell cultures following a 7-day IBDV infection.
96 16159698 The results showed that beta-actin, 28S rRNA, 18S rRNA and GAPDH were the most constantly expressed genes, while TBP and beta-2-microglobulin were markedly induced during the infection course.
97 16159698 Of these constant expressed genes, 28S rRNA and 18S rRNA are highly expressed; beta-actin intermediately expressed and GAPDH had a lower expression level in CE cell cultures.
98 16586371 Both CD4+ and CD8+ T cells can mediate vaccine-induced protection against Coccidioides immitis infection in mice.
99 16586371 Vaccine-induced immunity required alpha beta T lymphocytes. beta -2 microglobulin knockout (KO) mice were protected by immunization, and we transferred protection using CD4+ T cells from immunized mice.
100 16586371 However, vaccination also protected CD4+ KO mice, which suggests that CD8+ T cells played a role in vaccine-induced immunity, even though they were not required.
101 16586371 We adaptively transferred protection using spleen cells from immunized CD4+ KO mice to nonimmune B6 mice, but CD8+ -depleted spleen cells did not protect against infection.
102 16586371 Recipients of spleen cells from immunized CD4+ KO mice had 6 times more tumor necrosis factor (TNF)- alpha mRNA in their lungs than did mice that received nonimmune spleen cells, and TNF receptor-1 KO mice were not fully protected by immunization.
103 16586371 These results show that both CD4+ and CD8+ T cells can protect against coccidioidomycosis and that TNF- alpha is a necessary component of the acquired immune response.
104 17301218 Low maternal viral loads and reduced granulocyte-macrophage colony-stimulating factor levels characterize exposed, uninfected infants who develop protective human immunodeficiency virus type 1-specific responses.
105 17301218 To investigate correlates of these HIV-1-specific responses, we examined levels of the immune activation markers neopterin, beta(2)-microglobulin (beta(2)-m), and soluble l-selectin (sl-selectin); the immunomodulatory and hematopoietic factors interleukin-7 (IL-7), stromal-cell-derived factor 1 alpha (CXCL12), and granulocyte-macrophage colony-stimulating factor (GM-CSF); and the immunoregulatory cytokine IL-10 among a group of newborns born to HIV-1-positive mothers who did not receive any antiretroviral drugs for prevention of perinatal HIV-1 transmission.
106 17485530 We demonstrate that the beta(2)-microglobulin-linked epitope induced an accelerated and augmented CD8(+) T-cell response.
107 17485530 Notably, in contrast to full-length protein, the response elicited with the beta(2)-microglobulin-linked LCMV-derived epitope was CD4(+) T-cell independent.
108 17485530 Furthermore, virus-specific CD8(+) T cells primed in the absence of CD4(+) T-cell help were sustained in the long term and able to expand and control a secondary challenge with LCMV.
109 17485530 We demonstrate that the beta(2)-microglobulin-linked epitope induced an accelerated and augmented CD8(+) T-cell response.
110 17485530 Notably, in contrast to full-length protein, the response elicited with the beta(2)-microglobulin-linked LCMV-derived epitope was CD4(+) T-cell independent.
111 17485530 Furthermore, virus-specific CD8(+) T cells primed in the absence of CD4(+) T-cell help were sustained in the long term and able to expand and control a secondary challenge with LCMV.
112 18541714 An MHC class Ib-restricted CD8 T cell response confers antiviral immunity.
113 18541714 Although immunity against intracellular pathogens is primarily provided by CD8 T lymphocytes that recognize pathogen-derived peptides presented by major histocompatibility complex (MHC) class Ia molecules, MHC class Ib-restricted CD8 T cells have been implicated in antiviral immunity.
114 18541714 We identified the ligand for PyV-specific CD8 T cells in K(b-/-)D(b-/-) mice as a nonamer peptide from the VP2 capsid protein presented by Q9, a member of the beta(2) microglobulin-associated Qa-2 family.
115 18541714 To our knowledge, this is the first evidence for a defined MHC class Ib-restricted antiviral CD8 T cell response that contributes to host defense.
116 18541714 This study motivates efforts to uncover MHC class Ib-restricted CD8 T cell responses in other viral infections, and given the limited polymorphism of MHC class Ib molecules, it raises the possibility of developing peptide-based viral vaccines having broad coverage across MHC haplotypes.
117 18713944 Here, we show that nonobese diabetic severe combined immunodeficiency (NOD/SCID) beta(2) microglobulin(-/-) mice, engrafted with human CD34+ hematopoietic progenitors and further reconstituted with T cells, can mount specific immune responses against influenza virus vaccines.
118 18713944 On ex vivo exposure to influenza antigens, antigen-specific CD8+ T cells produce IFN-gamma and express cell-surface CD107a.
119 19178136 Molecular mechanisms of MHC class I-antigen processing: redox considerations.
120 19178136 Major histocompatibility complex (MHC) class I molecules present antigenic peptides to the cell surface for screening by CD8(+) T cells.
121 19178136 Early folding of the MHC class I heavy chain is followed by its association with beta(2)-microglobulin (beta(2)m).
122 19899131 Known prognostic factors including PCLI, B2M, and CRP were comparable between the groups.
123 23658707 Analysis by immune outcome and stimulation status identified 27 genes (p≤0.0006 and FDR≤0.30) that responded differently to viral stimulation in high vs. low antibody responders, including major histocompatibility complex (MHC) class I genes (HLA-A, HLA-B and B2M with p = 0.0001, p = 0.0005 and p = 0.0002, respectively), and two genes related to innate immunity and inflammation (EMR3 and MEFV with p = 1.46E(-08) and p = 0.0004, respectively).
124 23737309 After 7 days, we analyzed immune response in lymphoma patients with determining of LDH, Beta 2 Microglobulin, CD4+T cell percent, CD8+ Tcell percent and Tumor size before and after vaccination.
125 23891392 During vaccination of MHC class I deficient beta-2 microglobulin knockout mice (β2M(-/-)) with an IL-12/αIL-4 Th1 biasing procedure, all of the mice died.
126 23891392 IL-12/αIL-4 treatment of β2M(-/-) mice resulted in increased NK cell numbers and activation status (IFN-γ(+), CD69(+)).