[HTML][HTML] Slow delivery immunization enhances HIV neutralizing antibody and germinal center responses via modulation of immunodominance

KM Cirelli, DG Carnathan, B Nogal, JT Martin… - Cell, 2019 - cell.com
Conventional immunization strategies will likely be insufficient for the development of a
broadly neutralizing antibody (bnAb) vaccine for HIV or other difficult pathogens because of …

Germinal center enhancement by extended antigen availability

KM Cirelli, S Crotty - Current opinion in immunology, 2017 - Elsevier
Highlights•Extended antigen delivery immunization results in stronger humoral immune
responses.•Germinal centers are enhanced by extended antigen delivery.•Slow antigen …

Vaccine priming of rare HIV broadly neutralizing antibody precursors in nonhuman primates

JM Steichen, I Phung, E Salcedo, G Ozorowski… - Science, 2024 - science.org
Germline-targeting immunogens hold promise for initiating the induction of broadly
neutralizing antibodies (bnAbs) to HIV and other pathogens. However, antibody-antigen …

Direct probing of germinal center responses reveals immunological features and bottlenecks for neutralizing antibody responses to HIV Env trimer

C Havenar-Daughton, DG Carnathan, AT de la Peña… - Cell reports, 2016 - cell.com
Generating tier 2 HIV-neutralizing antibody (nAb) responses by immunization remains a
challenging problem, and the immunological barriers to induction of such responses with …

Modulating the quantity of HIV Env-specific CD4 T cell help promotes rare B cell responses in germinal centers

JH Lee, JK Hu, E Georgeson, C Nakao… - Journal of Experimental …, 2020 - rupress.org
Immunodominance to nonneutralizing epitopes is a roadblock in designing vaccines against
several diseases of high interest. One hypothetical possibility is that limited CD4 T cell help …

Heterologous prime-boost vaccination drives early maturation of HIV broadly neutralizing antibody precursors in humanized mice

CA Cottrell, X Hu, JH Lee, P Skog, S Luo… - Science Translational …, 2024 - science.org
A protective HIV vaccine will likely need to induce broadly neutralizing antibodies (bnAbs).
Vaccination with the germline-targeting immunogen eOD-GT8 60mer adjuvanted with …

The human naive B cell repertoire contains distinct subclasses for a germline-targeting HIV-1 vaccine immunogen

C Havenar-Daughton, A Sarkar, DW Kulp… - Science translational …, 2018 - science.org
Traditional vaccine development to prevent some of the worst current pandemic diseases
has been unsuccessful so far. Germline-targeting immunogens have potential to prime …

mRNA-LNP HIV-1 trimer boosters elicit precursors to broad neutralizing antibodies

Z Xie, YC Lin, JM Steichen, G Ozorowski, S Kratochvil… - Science, 2024 - science.org
Germline-targeting (GT) HIV vaccine strategies are predicated on deriving broadly
neutralizing antibodies (bnAbs) through multiple boost immunogens. However, as the …

Antibody lineages with vaccine-induced antigen-binding hotspots develop broad HIV neutralization

R Kong, H Duan, Z Sheng, K Xu, P Acharya, X Chen… - Cell, 2019 - cell.com
The vaccine-mediated elicitation of antibodies (Abs) capable of neutralizing diverse HIV-1
strains has been a long-standing goal. To understand how broadly neutralizing antibodies …

Precursor frequency and affinity determine B cell competitive fitness in germinal centers, tested with germline-targeting HIV vaccine immunogens

RK Abbott, JH Lee, S Menis, P Skog, M Rossi, T Ota… - Immunity, 2018 - cell.com
How precursor frequencies and antigen affinities impact interclonal B cell competition is a
particularly relevant issue for candidate germline-targeting HIV vaccine designs because of …