Aerosol Science of Infectious Diseases: What We Have Learned and Still Need to Know about Transmission, Prevention, and the One Health Concept

Absolute Respiratory Particle Number and Mass Exhalation Rates and Size Distributions during Breathing and Vocalizing. Justice Archer, Henry Symons, Lauren McCarthy, Joshua Harrison, Christopher Orton, Natalie Watson, William Browne, Ben Moseley, Kier Philip, James Calder, Pallav Shah, Declan Costello, Bryan R. Bzdek, JONATHAN P. REID, University of Bristol

Application of Portable Air Cleaners to Control the Presence of SARS-CoV-2 Aerosols in Homes of COVID-19 Infected Adults. GEDIMINAS MAINELIS, Nirmala Thomas Myers, Robert Laumbach, Kathleen Black, Pamela Ohman-Strickland, Shahnaz Alimokhtari-V, Alicia Legard, Adriana De Resende, Leonardo Calderón, Frederic T. Lu, Howard Kippen, Rutgers, The State University of New Jersey

Assessing Indoor Air Quality in Educational Buildings Using a Low-Cost Sensor Network. JIANING BAO, Nigel Kaye, Ehsan Mousavi, Christopher Post, Vincent Blouin, Andrew Metcalf, Clemson University

Assessment of Best-Selling Respirators and Masks: Do We Have Acceptable Respiratory Protection for the Next Pandemic?. Omar Chaaban, Jo Anne Balanay, SINAN SOUSAN, Department of Public Health, East Carolina University

Binding Behavior of Spike Protein and Receptor Binding Domain of the SARS‑CoV‑2 Virus at Different Environmental Conditions. MEIYI ZHANG, Haoqi Wang, Emma Foster, Zivko Nikolov, Sandun Fernando, Maria King, Texas A&M University

Characterizing and Comparing Respiratory Aerosol Emission for Pre-adolescent, Adolescent, and Adults during Sustained Phonation. MAHENDER SINGH RAWAT, Mehtap Agirsoy, Tanvir Ahmed, Byron D. Erath, Goodarz Ahmadi, Dinushani Senarathna, Sumona Mondal, Andrea Ferro, Clarkson University

Chronic Ambient Air Pollution and Acute COVID-19 Disease Severity or Death among Confirmed Cases in Southern California. Michael Jerrett, MICHAEL KLEEMAN, Yiting Li, Yusheng Zhao, Anikender Kumar, Jason Su, Claudia Nau, Deborah Young, Rebecca Butler, Christina Batteate, Richard Burnett, University of California, Davis

Detailed Exploration into the Underlying Physicochemical Properties of Aerosol that Govern How Long SARS-CoV-2 Remains Infectious in the Aerosol Phase. ALLEN E. HADDRELL, Mara Otero-Fernandez, Henry Oswin, Tristan Cogan, Jamie Mann, Thomas Hilditch, Jianghan Tian, Daniel Hardy, Darryl Hill, Adam Finn, Andrew Davidson, Jonathan P. Reid, University of Bristol

Detection of Pathogen Sequences in Bioaerosols of Wastewater. DAVID ALBURTY, Namrita Dhillon, James Brayer, Hugh Olsen, Miten Jain, Norman Kado, InnovaPrep LLC

Detection of SARS-CoV-2 Aerosols in Testing Clinics. SARAH J. STEIN, Ashley R. Ravnholdt, Vicki Herrera, Danielle Rivera, Paul Williams, Joshua Santarpia, University of Nebraska Medical Center

Development of a Breathalyzer for Rapid Detection of SARS-CoV-2 Variants. DISHIT GHUMRA, Nishit Shetty, Benjamin Sumlin, Carla M. Yuede, John Cirrito, Rajan K. Chakrabarty, Washington University in St. Louis

Development of an Environmental Monitor for Real-Time SARS-CoV-2 Detection. JOSEPH V. PUTHUSSERY, Nishit Shetty, Benjamin Sumlin, Dishit Ghumra, Carla M. Yuede, John Cirrito, Rajan K. Chakrabarty, Washington University in St.Louis

Effect of Deposition Methods (Pipette vs Aerosol) on the Amount of Transfer of DNA attached Polystyrene Latex Bead. Maria King, Jana Kesavan, VIOLETTE RAMIREZ, Texas A&M University

Environmental Stability of Enveloped Viruses is Impacted by the Initial Size of Droplets. Andrea French, ALEXANDRA LONGEST, Jin Pan, Peter Vikesland, Nisha Duggal, Seema Lakdawala, Linsey Marr, Virginia Tech

Estimation of Direct Human Contribution to the Aerobiome Composition of Indoor Environments. AUSTIN MARSHALL, Suresh Dhaniyala, Shantanu Sur, Clarkson University

Evaluation of PM2.5 in Indoor and Outdoor Orchestra Setting Using Low-Cost PM Sensor Network during Live Orchestra Performance. SHRUTI CHOUDHARY, Stephen Liang, Pratim Biswas, University of Miami

Evaluation of Secondary Chemistry due to Disinfection of Indoor Air with Germicidal Ultraviolet Lamps. ZHE PENG, Shelly L. Miller, Jose-Luis Jimenez, University of Colorado Boulder

Evolution of SARS-CoV-2 Shedding in Exhaled Breath Aerosols. KRISTEN K. COLEMAN, Jianyu Lai, Sheldon Tai, Jennifer German, Filbert Hong, Barbara J. Albert, Yi Esparza, Aditya Kiran Srikakulapu, Maria Schanz, Isabel Sierra Maldonado, Molly Oertel, Naja Fadul, Louie Gold, Stuart Weston, Kathleen McPhaul, Matthew B. Frieman, Donald K. Milton, University of Maryland School of Public Health

Face Mask Fit Modifications to Reduce the Expulsion of Respiratory Aerosols. FRANCOISE BLACHERE, William Lindsley, Raymond Derk, Jayme Coyle, Angela Lemons, Matthew Duling, Brenda Boutin, Theresa Boots, James Harris, Donald Beezhold, John Noti, National Institute for Occupational Safety and Health

Filtration Efficiencies of FFP2 and Surgical Masks After Their Regeneration Using Methods Available in Common Households. RICARDO TISCHENDORF, Hans-Joachim Schmid, University of Paderborn, Germany

Fitted Facemask Containment: Importance for Determining Transmission of Virus-Laden Aerosols. WILLIAM BENNETT, Steven Prince, Kirby Zeman, James Samet, University of North Carolina at Chapel Hill

Heterogeneity in Airborne Transmission of COVID-19 by Respiratory Aerosols. PRASAD KASIBHATLA, Duke University

Influence of Human Activities and Occupancy on Emissions of Indoor Particles and Their Potential Contribution to Fomites. P. S. GANESH SUBRAMANIAN, Joseph V. Puthussery, Yuqing Mao, Thanh H. Nguyen, Ty Newell, Vishal Verma, University of Illinois Urbana-Champaign

Investigation of Novel Active and Passive Samplers to Detect SARS-CoV-2 Surrogates. DAVID ALBURTY, David Goad, Pamela Murowchick, Andrew Page, Sydonia Manibusan, Gediminas Mainelis, InnovaPrep LLC

Latitude and Weather Influence Incidence of Legionnaires' in the US. REESE BARRETT, Dewansh Rastogi, Akua Asa-Awuku, University of Maryland, College Park

Measurement of Airborne Virus (Influenza A) Concentration before and after Resuspension Activity. MAHENDER SINGH RAWAT, Andrea Ferro, Clarkson University

Modeling of Virus-contained Particle Removal in a Classroom Using Portable Air Purifiers. BO YANG, Andy Fox, John Zhang, David Buckley, Dong Fu, Qihong Nie, Ali Amadeh, 3M Company

Mucin Transiently Mitigates the Loss of Coronavirus Infectivity in Artificial Saliva. ROBERT ALEXANDER, Jianghan Tian, Allen E. Haddrell, Henry Oswin, Daniel Hardy, Edward Neal, Mara Otero-Fernandez, Jamie Mann, Tristan Cogan, Adam Finn, Andrew Davidson, Darryl Hill, Jonathan P. Reid, University of Bristol

Mucin Transiently Mitigates the Loss of Coronavirus Infectivity in Artificial Saliva. ROBERT ALEXANDER, Jianghan Tian, Allen E. Haddrell, Henry Oswin, Daniel Hardy, Edward Neal, Mara Otero-Fernandez, Jamie Mann, Tristan Cogan, Adam Finn, Andrew Davidson, Darryl Hill, Jonathan P. Reid, University of Bristol

Multiplexed Virus Detection at the Point-of-Care (POC) by a Valve-Enabled Sample Preparation Device with Isothermal Amplification. Carlos Mazanas, Md. Mahbubul Alam, Julia Loeb, John Lednicky, CHANG-YU WU, Z. Hugh Fan, University of Florida

Nasal Delivery of Encapsulated Recombinant ACE2 as a Prophylactic Drug for SARS-CoV-2. ALBERTO BALDELLI, Hale Oguzlu, Yigong Guo, Hui Xin Ong, Daniela Traini, Anubhav Pratap-Singh, The University of British Columbia

Optimized Design to Reduce Environmental Effects on Bioaerosols. Meiyi Zhang, Tatiana Baig, BROOKE SMITH, Hyoungmook Pak, Gabriela Ramos, Violette Ramirez, Sunil Kumar, David Klassen, Maria King, Texas A&M University

Potential Long Term Exposure to Indoor Volatile Organic Compounds from Disinfecting Wipes. HAN N. HUYNH, Runzeng Liu, Qifan Liu, Jonathan Abbatt, University of Toronto, Canada

Robust Measurement of Particle Filtration Efficiencies: Evaluated Quantities and Experimental Sensitivities. TIMOTHY SIPKENS, Joel Corbin, Gregory Smallwood, Andrew Oldershaw, Ian Leroux, Jalal Norooz Oliaee, Fengshan Liu, Thierry Lavoie, Triantafillos Koukoulas, Richard Green, Prem Lobo, National Research Council Canada

Sampling and Detection of Sars-Cov-2 Aerosol in Well and Poorly Ventilated Places and Its Exposure Risks: A Review of Field Sampling Studies. YUETONG ZHANG, Sripriya Nannu Shankar, William Vass, John Lednicky, Z. Hugh Fan, Duzgun Agdas, Chang-Yu Wu, University of Florida

SARS-CoV-2 Detection in Air Samples from Inside Heating, Ventilation, and Air Conditioning (HVAC) Systems-COVID Surveillance in Student Dorms. SINAN SOUSAN, Ming Fan, Kathryn Outlaw, Sydney Williams, Rachel Roper, East Carolina University

Say It Don't Spray It! Large Droplet Emissions from Speaking, Singing, and Playing Wind Instruments. KY TANNER, Kristen Good, Dan Goble, Nicholas Good, Amy Keisling, Christian L'Orange, Emily Morton, Rebecca Phillips, John Volckens, Colorado State University

Simulating Near-field Enhancement in Airborne Transmission with a Quadrature-based Model. LAURA FIERCE, Alison Robey, Cathrine Hamilton, Pacific Northwest National Laboratory

Simulation of Exhaled Droplets and Their Evolution in Common Indoor Environments. SANIKA NISHANDAR, Yucheng He, Marko Princevac, Rufus Edwards, University of California, Riverside

Size-Fractionated Bioaerosol Collection in Liquid Medium with a Novel BioCascade Impactor. YUQIAO CHEN, Jiayi Chen, Sripriya Nannu Shankar, Stavros Amanatidis, Arantzazu Eiguren-Fernandez, John Lednicky, Chang-Yu Wu, University of Florida

Survival of Aerosolized SARS-CoV-2 on Masks. JIN PAN, Aaron Prussin II, Seth Hawks, Nisha Duggal, Linsey Marr, Virginia Tech

The Filtration Efficiency of Surgical Masks for Expiratory Aerosol and Droplets Generated by Vocal Exercises. Alicja Szczepanska, Joshua Harrison, Justice Archer, LAUREN MCCARTHY, Brian Saccente-Kennedy, Ruth Epstein, James Calder, Jonathan P. Reid, Bryan R. Bzdek, University of Bristol

Transmission of SARS-CoV-2 in the Workplace: Key Findings from a Rapid Review of the Literature. JENNIE COX, Brian Christensen, Nancy Burton, Kevin Dunn, Mikaela Finnegan, Ana Ruess, Cherie Estill, NIOSH, CDC

Ventilation and COVID-19 Risk Reduction. V. FAYE MCNEILL, Richard Corsi, J. Alex Huffman, Cathleen King, Robert Klein, Michael Lamore, Shelly L. Miller, Nga Lee Ng, Paula Olsiewski, Krystal Godri Pollitt, Rachel Segalman, Alex Sessions, Todd Squires, Sabrina Westgate, Columbia University

Ventilation, Air Filtration and Universal Masking to Reduce Exposure to Respiratory Aerosols in a Simulated Classroom. WILLIAM LINDSLEY, Raymond Derk, Jayme Coyle, Francoise Blachere, Stephen Martin, Jr., Kenneth R. Mead, Donald Beezhold, John Noti, National Institute for Occupational Safety and Health

Viable SARS-CoV-2 Delta Variant Detected in Aerosols in a Residential Setting with a Self-Isolating College Student with COVID-19. WILLIAM VASS, John Lednicky, Sripriya Nannu Shankar, Z. Hugh Fan, Arantzazu Eiguren-Fernandez, Chang-Yu Wu, University of Florida