Prime numbers are the building blocks of our arithmetic; however, their distribution still poses fundamental questions. Riemann showed that the distribution of primes could be given explicitly if one knew the distribution of the nontrivial zeros of the Riemann zeta(s) function. According to the Hilbert-Pólya conjecture, there exists a Hermitian operator of which the eigenvalues coincide with the real parts of the nontrivial zeros of zeta(s) . This idea has encouraged physicists to examine the properties of such possible operators, and they have found interesting connections between the distribution of zeros and the distribution of energy eigenvalues of quantum systems. We apply the Marchenko approach to construct potentials with energy eigenvalues equal to the prime numbers and to the zeros of the zeta(s) function. We demonstrate the multifractal nature of these potentials by measuring the Rényi dimension of their graphs. Our results offer hope for further analytical progress.
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http://dx.doi.org/10.1103/PhysRevE.78.056215 | DOI Listing |
Nat Commun
January 2025
CIRI, Centre International de Recherche en Infectiologie Univ Lyon, Inserm, U1111, Université Claude Bernard Lyon 1, CNRS, UMR5308, ENS de Lyon, F-69007, Lyon, France.
Prime Editing can rewrite genes in living cells by allowing point mutations, deletions, or insertion of small DNA sequences with high precision. However, its safe and efficient delivery into human stem cells remains a technical challenge. In this report, we engineer Nanoscribes, virus-like particles that encapsidate ribonucleoprotein complexes of the Prime Editing system and allow their delivery into recipient cells.
View Article and Find Full Text PDFEBioMedicine
January 2025
Imperial College London, Department of Infectious Disease, UK. Electronic address:
Background: We report findings from an experimental medicine study of rationally designed prefusion stabilised native-like HIV envelope glycoprotein (Env) immunogens, representative of global circulating strains, delivered by sequential intramuscular injection.
Methods: Healthy adult volunteers were enrolled into one of five groups (A to E) each receiving a different schedule of one of two consensus Env immunogens (ConM SOSIP, ConS UFO, either unmodified or stabilised by chemical cross-linking, followed by a boost with two mosaic Env immunogens (Mos3.1 and Mos3.
PLoS One
January 2025
Ministry of National Health Services, Regulations and Coordination, Islamabad, Pakistan.
Background: Pakistan has experienced a significant reduction in maternal mortality with a decline of 33 percent between 2006 and 2019. However, the country still grapples with a high number (186 per 100,000 live births) of maternal deaths each year. This study aims to identify socio-demographic and health system related factors associated with maternal mortality.
View Article and Find Full Text PDFAlzheimers Dement
December 2024
Neurophysiology Unit, Cardiac Electrophysiology Research and Training Center, Faculty of Medicine, Chiang Mai University, Chiang Mai, Thailand.
Background: Microglia play an important role in immune memory. Lipopolysaccharide (LPS) triggers immune memory and primes microglia, resulting in brain pathologies and brain dysfunction following a second stimulus (1, 2). An increase in the C1q/ PSD95 expressions within microglia and excessively synaptic pruning were observed in mouse model of Alzheimer's disease (3).
View Article and Find Full Text PDFObstet Gynecol
January 2025
Children's Hospital Colorado, Aurora, Colorado; Vaccine Research and Development, Pfizer Inc, Pearl River, New York; the South African Medical Research Council Vaccines and Infectious Diseases Analytics Research Unit and Wits Infectious Diseases and Oncology Research Institute, Faculty of Health Sciences, University of the Witwatersrand, Johannesburg, and Famcru, Department of Paediatrics and Child Health, University of Stellenbosch, and the Department of Paediatrics and Child Health, Red Cross War Memorial Children's Hospital, SA-MRC Unit on Child and Adolescent Health, University of Cape Town, Cape Town, South Africa; Vaccines and Immunity Team, Medical Research Council Unit The Gambia at the London School of Hygiene and Tropical Medicine, Fajara, the Gambia; Institute for International Health Charité, Universitätsmedizin, Berlin, Germany; Vaccine Research and Development, Pfizer Ltd, Marlow, United Kingdom; Instituto de Maternidad y Ginecología Nuestra Señora de Las Mercedes, San Miguel de Tucumán, and iTrials-Hospital Militar Central and iTrials, Buenos Aires, Argentina; Clinical Research Prime, Idaho Falls, Idaho; Boeson Research, Missoula, Montana; Meridian Clinical Research, Hastings, Nebraska; Asian Hospital and Medical Center, Manila, the Philippines; Department of Pediatrics, Spaarne Gasthuis, Haarlem and Hoofddorp, the Department of Pediatrics, Department of Immunology, University Medical Center Utrecht, Utrecht University, Utrecht, and the ReSViNET Foundation, Zeist, the Netherlands; Meilahti Vaccine Research Center MeVac, Inflammation Center, University of Helsinki and Helsinki University Hospital, Helsinki, Finland; National Taiwan University Hospital, Taipei, Taiwan; the Department of Obstetrics and Gynecology, Sendai City Hospital, Sendai, Japan; Institute of Biomedical Sciences, University of Chile School of Medicine, Santiago, Chile; University of Otago and New Zealand Clinical Research, Christchurch, New Zealand; CHU Sainte-Justine, Montreal, Quebec, Canada; Hospital Moinhos de Vento and Pontifícia Universidade Católica RGS, Porto Alegre, Brazil; the Department of Infectious Diseases, Aarhus University Hospital, Aarhus, Denmark; Arké SMO S.A. de C.V., Mexico City, Mexico; University of Western Australia School of Medicine, Vaccine Trials Group, Wesfarmers Centre of Vaccines and Infectious Diseases, Telethon Kids Institute, and Perth Children's Hospital, Nedlands, Western Australia, and Vaccine Clinical Research, Pfizer Inc, Sydney, Australia; and Worldwide Safety, Pfizer Srl, Milan, Italy.
Objective: To evaluate descriptive efficacy data, exploratory immunogenicity data, and safety follow-up through study completion from the global, phase 3 MATISSE (Maternal Immunization Study for Safety and Efficacy) maternal vaccination trial of bivalent respiratory syncytial virus (RSV) prefusion F protein vaccine (RSVpreF).
Methods: MATISSE was a phase 3, randomized, double-blinded, placebo-controlled trial. Healthy pregnant participants aged 49 years or younger at 24-36 weeks of gestation were randomized (1:1) to receive a single RSVpreF 120 micrograms or placebo dose.
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