Neutralizing antibody correlate of protection against severe-critical COVID-19 in the ENSEMBLE single-dose Ad26.COV2.S vaccine efficacy trial

Autor: Lindsay N. Carpp, Ollivier Hyrien, Youyi Fong, David Benkeser, Sanne Roels, Daniel J. Stieh, Ilse Van Dromme, Griet A. Van Roey, Avi Kenny, Ying Huang, Marco Carone, Adrian B. McDermott, Christopher R. Houchens, Karen Martins, Lakshmi Jayashankar, Flora Castellino, Obrimpong Amoa-Awua, Manjula Basappa, Britta Flach, Bob C. Lin, Christopher Moore, Mursal Naisan, Muhammed Naqvi, Sandeep Narpala, Sarah O’Connell, Allen Mueller, Leo Serebryannyy, Mike Castro, Jennifer Wang, Christos J. Petropoulos, Alex Luedtke, Yiwen Lu, Chenchen Yu, Michal Juraska, Nima S. Hejazi, Daniel N. Wolfe, Jerald Sadoff, Glenda E. Gray, Beatriz Grinsztejn, Paul A. Goepfert, Linda-Gail Bekker, Aditya H. Gaur, Valdilea G. Veloso, April K. Randhawa, Michele P. Andrasik, Jenny Hendriks, Carla Truyers, An Vandebosch, Frank Struyf, Hanneke Schuitemaker, Macaya Douoguih, James G. Kublin, Lawrence Corey, Kathleen M. Neuzil, Dean Follmann, Richard A. Koup, Ruben O. Donis, Peter B. Gilbert, On behalf of the Immune Assays Team, the Coronavirus Vaccine Prevention Network (CoVPN)/ENSEMBLE Team, the United States Government (USG)/CoVPN Biostatistics Team

Publikováno v: Nature Communications, Vol 15, Iss 1, Pp 1-18 (2024)

Abstract Assessment of immune correlates of severe COVID-19 has been hampered by the low numbers of severe cases in COVID-19 vaccine efficacy (VE) trials. We assess neutralizing and binding antibody levels at 4 weeks post-Ad26.COV2.S vaccination as c

Externí odkaz: https://doaj.org/article/e3fbd928bb5b421b95c9d27047187105

Mosaic HIV-1 vaccine and SHIV challenge strain V2 loop sequence identity and protection in primates

Autor: Kanika Vanshylla, Jeroen Tolboom, Kathryn E. Stephenson, Karin Feddes-de Boer, Annemiek Verwilligen, Sietske Karla Rosendahl Huber, Lucy Rutten, Hanneke Schuitemaker, Roland C. Zahn, Dan H. Barouch, Frank Wegmann

Publikováno v: npj Vaccines, Vol 9, Iss 1, Pp 1-7 (2024)

Abstract The failure of human vaccine efficacy trials assessing a mosaic HIV-1 vaccine calls into question the translatability of preclinical SHIV challenge studies that demonstrated high efficacy of this vaccine in primates. Here we present a post h

Externí odkaz: https://doaj.org/article/24815bba35614e328f16b8f216a011f6

Immune correlates analysis of the Imbokodo (HVTN 705/HPX2008) efficacy trial of a mosaic HIV-1 vaccine regimen evaluated in Southern African people assigned female sex at birth: a two-phase case-control studyResearch in context

Autor: Avi Kenny, Janine van Duijn, One Dintwe, Jack Heptinstall, Randy Burnham, Sheetal Sawant, Lu Zhang, Dieter Mielke, Sharon Khuzwayo, Faatima Laher Omar, Sherry Stanfield-Oakley, Taylor Keyes, Brooke Dunn, Derrick Goodman, Youyi Fong, David Benkeser, Rodger Zou, John Hural, Ollivier Hyrien, Michal Juraska, Alex Luedtke, Lars van der Laan, Elena E. Giorgi, Craig Magaret, Lindsay N. Carpp, Laura Pattacini, Tom van de Kerkhof, Bette Korber, Wouter Willems, Leigh H. Fisher, Hanneke Schuitemaker, Edith Swann, James G. Kublin, Maria G. Pau, Susan Buchbinder, Frank Tomaka, Steven Nijs, Ludo Lavreys, Huub C. Gelderblom, Lawrence Corey, Kathryn Mngadi, Glenda E. Gray, Erica Borducchi, Jenny Hendriks, Kelly E. Seaton, Susan Zolla-Pazner, Dan H. Barouch, Guido Ferrari, Stephen C. De Rosa, M Juliana McElrath, Erica Andersen-Nissen, Daniel J. Stieh, Georgia D. Tomaras, Peter B. Gilbert, Jon Allagappen, Jessica Andriesen, Alison Ayres, Saman Baral, Linda-Gail Bekker, Asiphe Besethi, Caroline Borremans, Esmee Braams, Caroline Brackett, William Brumskine, Roma Chilengi, Rachel Choi, Thozama Dubula, Jaiden Seongmi Dumas, Radhika Etikala, Zelda Euler, Sarah Everett, Nigel Garrett, Huub Gelderblom, Katherine Gill, Kevin Gillespie, Dimitri Goedhart, Erik Goosmann, Shannon Grant, Ellie Hands, Barton Haynes, Bronwill Herringer, Zaheer Hoosain, Mina Hosseinipour, Portia Hunidzarira, Julia Hutter, Mubiana Inambao, Craig Innes, William Kilembe, Philippus Kotze, Sheena Kotze, Fatima Laher, Imre Laszlo, Erica Lazarus, Hua-Xin Liao, Yong Lin, Helen Lu, Judith Lucas, Mookho Malahleha, Tara McNair, Peter Meerts, Zinhle Mgaga, Mahlodi Montlha, Boitumelo Mosito, Andrew Moultrie, Sarah Mudrak, Valérie Oriol-Mathieu, Marcella Sarzotti-Kelsoe, Matson Tso Mathebula, Mitch Matoga, Rachael McClennen, Pamela Mda, Vimla Naicker, Logashvari Naidoo, Cindy-Ann Okkers, Saleha Omarjee, Hella Pasmans, Tricia Philip, Abraham Pinter, Annah Pitsi, Ornelia Ramos, April Randhawa, Sanne Roels, Shamiska Rohith, Lucy Rutten, Jerald Sadoff, Gabriela Salinas, Yvonne Salzgeber, Lorenz Scheppler, Katharine Schwedhelm, Nicolette Schuller, Angelina Sharak, Carrie Sopher, Terence Tafatatha, Simbarashe G. Takuva, Chan Tang, An Vandebosch, Edna Viegas, Valentin Voillet, Frank Wegmann, Mo Weijtens, Stephany Wilcox, Anthony Williams, Chenchen Yu, Pei-Chun Yu, Olive Yuan, Xuehan Zhang

Publikováno v: EBioMedicine, Vol 108, Iss , Pp 105320- (2024)

Summary: Background: The HVTN 705 Imbokodo trial of 2636 people without HIV and assigned female sex at birth, conducted in southern Africa, evaluated a heterologous HIV-1 vaccine regimen: mosaic adenovirus 26-based vaccine (Ad26.Mos4.HIV) at Months 0

Externí odkaz: https://doaj.org/article/f41b2bdf77344ddab5c165f46025f8a4

Impact of SARS-CoV-2 spike stability and RBD exposure on antigenicity and immunogenicity

Autor: Lucy Rutten, Maarten Swart, Annemart Koornneef, Pascale Bouchier, Sven Blokland, Ava Sadi, Jarek Juraszek, Aneesh Vijayan, Sonja Schmit-Tillemans, Johan Verspuij, Ying Choi, Chenandly E. Daal, Aditya Perkasa, Shessy Torres Morales, Sebenzile K. Myeni, Marjolein Kikkert, Jeroen Tolboom, Daniëlle van Manen, Harmjan Kuipers, Hanneke Schuitemaker, Roland Zahn, Johannes P. M. Langedijk

Publikováno v: Scientific Reports, Vol 14, Iss 1, Pp 1-10 (2024)

Abstract The spike protein (S) of SARS-CoV-2 induces neutralizing antibodies and is the key component of current COVID-19 vaccines. The most efficacious COVID-19 vaccines are genetically-encoded spikes with a double proline substitution in the hinge

Externí odkaz: https://doaj.org/article/2c5d3e1e3a7e47e1962a95fc294bb57c

Enhancing breadth and durability of humoral immune responses in non-human primates with an adjuvanted group 1 influenza hemagglutinin stem antigen

Autor: Maarten Swart, Harmjan Kuipers, Fin Milder, Mandy Jongeneelen, Tina Ritschel, Jeroen Tolboom, Leacky Muchene, Joan van der Lubbe, Ana Izquierdo Gil, Daniel Veldman, Jeroen Huizingh, Johan Verspuij, Sonja Schmit-Tillemans, Sven Blokland, Martijn de Man, Ramon Roozendaal, Christopher B. Fox, Hanneke Schuitemaker, Martinus Capelle, Johannes P. M. Langedijk, Roland Zahn, Boerries Brandenburg

Publikováno v: npj Vaccines, Vol 8, Iss 1, Pp 1-14 (2023)

Abstract Seasonal influenza vaccines must be updated annually and suboptimally protect against strains mismatched to the selected vaccine strains. We previously developed a subunit vaccine antigen consisting of a stabilized trimeric influenza A group

Externí odkaz: https://doaj.org/article/c69a4a5a06604a7aad8ce772de4658bd