R. Parks

SARS-CoV-2 Omicron XBB lineage spike structures, conformations, antigenicity, and receptor recognition

The paper determines cryo-EM structures of SARS-CoV-2 XBB lineage spike proteins, revealing structural changes that enhance immune evasion and receptor binding.

Broadly neutralizing antibody induction by non-stabilized SARS-CoV-2 Spike mRNA vaccination in nonhuman primates

Non-stabilized SARS-CoV-2 Spike mRNA vaccination in macaques induces B cell lineages targeting conserved epitopes on Omicron variants or cross-neutralizing epitopes on Sarbecoviruses.

Vaccine-mediated protection against merbecovirus and sarbecovirus challenge in mice

This study develops a trivalent RBD nanoparticle vaccine that protects mice against both merbecovirus and sarbecovirus challenges, including SARS-CoV, MERS-CoV, and SARS-CoV-2.

Vaccine induction of CD4-mimicking broadly neutralizing antibody precursors in macaques

This study shows that vaccinating macaques with a CD4bs-targeting immunogen elicits neutralizing bnAb precursors with structural features of CD4-mimicking antibodies.

Engineered Immunogens to Elicit Antibodies Against Conserved Coronavirus Epitopes

This study designs engineered immunogens targeting conserved coronavirus epitopes to elicit broad-spectrum antibodies, showing protection in mice against live virus challenge.

Structure-based stabilization of SOSIP Env enhances recombinant ectodomain durability and yield

This paper introduces a proline-stabilization strategy (2P) to enhance the durability and yield of recombinant HIV-1 Env trimers without altering their antigenic or conformational properties.

Structural basis for breadth development in a HIV-1 neutralizing antibody

This paper determines structures of HIV-1 antibodies at different stages of maturation to understand how neutralization breadth develops through affinity optimization.

Humanized antibody potently neutralizes all SARS-CoV-2 variants by a novel mechanism

The paper describes a humanized antibody, SP1-77, that neutralizes all SARS-CoV-2 variants by blocking membrane fusion instead of ACE2 receptor binding.

Cryo-EM structures of SARS-CoV-2 Omicron BA.2 spike

This study determines cryo-EM structures of SARS-CoV-2 Omicron BA.2 spike and compares them to BA.1, revealing structural changes and immune evasion mechanisms.

Breadth of SARS-CoV-2 Neutralization and Protection Induced by a Nanoparticle Vaccine

This study shows a nanoparticle vaccine induces broad neutralizing antibodies against multiple SARS-CoV-2 variants and protects non-human primates and mice from viral challenges.

Structural diversity of the SARS-CoV-2 Omicron spike

The paper compares cryo-EM structures of SARS-CoV-2 Omicron and Delta spikes to analyze conformational changes affecting immune evasion and transmissibility.

Identification of CDRH3 Loops in the Naive B Cell Receptor Repertoire that Can Be Engaged by Candidate Immunogens

The paper identifies CDRH3 loops in the naive B cell receptor repertoire that can be engaged by candidate immunogens using a combined experimental and computational approach.

Ability of nucleoside-modified mRNA to encode HIV-1 envelope trimer nanoparticles

This study shows that nucleoside-modified mRNA can encode HIV-1 Env trimer nanoparticles that induce bnAb precursor B cell expansion and neutralizing activity in mice.

A broadly neutralizing antibody protects against SARS-CoV, pre-emergent bat CoVs, and SARS-CoV-2 variants in mice

A broadly neutralizing antibody protects against multiple SARS-CoV and SARS-CoV-2 variants in mice by targeting a conserved epitope in the receptor-binding domain.

Chimeric spike mRNA vaccines protect against Sarbecovirus challenge in mice

This study shows chimeric spike mRNA vaccines protect mice against multiple Sarbecovirus strains, including variants and zoonotic viruses, better than standard SARS-CoV-2 vaccines.

Effect of natural mutations of SARS-CoV-2 on spike structure, conformation and antigenicity

This study examines how mutations in SARS-CoV-2 spike protein affect its structure, conformation, and antigenicity across variants from different origins.

SARS-CoV-2 vaccination induces neutralizing antibodies against pandemic and pre-emergent SARS-related coronaviruses in monkeys

This study shows that SARS-CoV-2 vaccines induce neutralizing antibodies against SARS-CoV-1, SARS-CoV-2, and batCoVs in monkeys.

Rapid selection of HIV envelopes that bind to neutralizing antibody B cell lineage members with functional improbable mutations

The paper identifies a minimal set of mutations required for the function of a HIV bnAb and demonstrates in vitro selection of envelope immunogens that can bind to antibodies with these mutations.

The functions of SARS-CoV-2 neutralizing and infection-enhancing antibodies in vitro and in mice and nonhuman primates

This study examines SARS-CoV-2 neutralizing and infection-enhancing antibodies, showing in vitro enhancement does not always lead to in vivo disease enhancement, but can cause increased lung inflammation in monkeys.

Lipid nanoparticle encapsulated nucleoside-modified mRNA vaccines elicit polyfunctional HIV-1 antibodies comparable to proteins in nonhuman primates

This study compares the immunogenicity of mRNA-LNP vaccines to protein vaccines in nonhuman primates, finding comparable or superior HIV-1 antibody responses.

Cross-reactive coronavirus antibodies with diverse epitope specificities and extra-neutralization functions

The paper identifies cross-reactive antibodies against multiple coronaviruses, showing they target diverse epitopes and mediate effector functions.

Mouse and Human Antibodies that Bind HLA-E-Leader Peptide Complexes and Enhance NK Cell Cytotoxicity

The paper isolates antibodies that bind HLA-E-Leader peptide complexes and enhance NK cell cytotoxicity in both mice and humans.

D614G mutation alters SARS-CoV-2 spike conformational dynamics and protease cleavage susceptibility at the S1/S2 junction

This study shows the D614G mutation in SARS-CoV-2 spike protein increases furin cleavage efficiency and alters RBD dynamics through allosteric effects.

Cold sensitivity of the SARS-CoV-2 spike ectodomain

The paper shows that the SARS-CoV-2 spike ectodomain construct 2P is cold-sensitive, and this sensitivity is resolved in a down-state stabilized spike.

A glycan cluster on the SARS-CoV-2 spike ectodomain is recognized by Fab-dimerized glycan-reactive antibodies

The paper shows that HIV-1 broadly neutralizing antibodies recognize a glycan cluster on the SARS-CoV-2 spike protein, revealing a potential target for vaccine design.

Controlling the SARS-CoV-2 Spike Glycoprotein Conformation

The paper analyzes SARS-CoV-2 spike protein conformations and develops engineered constructs to control its mobility for vaccine design.

Disruption of the HIV-1 Envelope allosteric network blocks CD4-induced rearrangements

This study identifies a critical role for W571 in HIV-1 Env allostery by showing mutations disrupting CD4-induced rearrangements and rendering Env insensitive to CD4 binding.

Patterns of recurrence after curative-intent surgery for pancreas cancer reinforce the importance of locoregional control and adjuvant chemotherapy.

This study examines recurrence patterns in pancreas cancer patients after surgery, finding that locoregional recurrence is common and linked to R+ resection and venous invasion, with adjuvant chemotherapy improving survival.