A stop sign stands above a flooded street in a suburb of Houston, Texas, as U.S Border Patrol riverine agents evacuate… https://www.rawpixel.com/image/8723819/photo-image-border-public-domainFree Image from public domain licenseU.S. Coast Guardsmen respond to Hurricane Harvey search and rescue requests in Houston Aug. 27, 2017. https://www.rawpixel.com/image/8741664/photo-image-public-domain-personFree Image from public domain licenseA mail box narrowly breaks the surface above a flooded street in a suburb of Houston, Texas, as U.S Border Patrol riverine… https://www.rawpixel.com/image/8723803/photo-image-border-public-domainFree Image from public domain licenseA resident holds a sign warning passersby to slow down to reduce wakes that exacerbate flooded streets in a suburb of… https://www.rawpixel.com/image/8723912/photo-image-border-public-domain-personFree Image from public domain licenseExtensive property damage can be seen in the wake of Hurricane Harvey which made landfall along the Texas coast, August 26… https://www.rawpixel.com/image/8723809/photo-image-palm-tree-public-domainFree Image from public domain licenseU.S. Soldiers with the Texas Army National Guard rescue Houston residents as floodwaters from Hurricane Harvey continue to… https://www.rawpixel.com/image/8741376/photo-image-public-domain-wood-personFree Image from public domain licenseA U.S. Soldier with the Texas Army National Guard rescues a family's pet as floodwaters from Hurricane Harvey continue to… https://www.rawpixel.com/image/8741538/photo-image-public-domain-person-familysFree Image from public domain licenseU.S. Coast Guard Air Station Houston responds to search and rescue requests after Hurricane Harvey in Houston, Texas, Aug.… https://www.rawpixel.com/image/8741681/photo-image-public-domain-personFree Image from public domain licenseA U.S. Soldier with the 20th Engineer Battalion, 36th Engineer Brigade, waits to load supplies that will be distributed the… https://www.rawpixel.com/image/8741365/photo-image-public-domain-people-redFree Image from public domain licenseMarines with Charlie Company, 4th Reconnaissance Battalion, 4th Marine Division, Marine Forces Reserve, along with a member… https://www.rawpixel.com/image/3306940/free-photo-image-flood-houston-4th-marine-divisionFree Image from public domain licenseA U.S. Coast Guard rescue swimmer walks toward an MH-60 Jayhawk helicopter at Air Station Houston Aug. 27, 2017. https://www.rawpixel.com/image/8727825/photo-image-public-domain-person-manFree Image from public domain licenseTwo chest x-rays in the case of a child with a case of mycoplasma pneumonia. Original image sourced from US Government… https://www.rawpixel.com/image/2288367/free-photo-image-ray-pneumonia-public-domainFree Image from public domain licenseA 3D graphic representation of a spherical-shaped, measles virus particle, that was studded with glycoprotein tubercles. https://www.rawpixel.com/image/2288308/free-photo-image-measles-virus-healthFree Image from public domain licenseA worker wearing a protective mask and suit. Original image sourced from US Government department: Public Health Image… https://www.rawpixel.com/image/2288458/free-photo-image-cleaning-clean-sprayFree Image from public domain licenseHealthcare workers donning a pair of protective goggles and protective equipment. Original image sourced from US Government… https://www.rawpixel.com/image/2288386/free-photo-image-safety-pandemic-workerFree Image from public domain licenseA scientist holding bacterial samples for their antimicrobial susceptibility. Original image sourced from US Government… https://www.rawpixel.com/image/2288634/free-photo-image-laboratory-science-scientistFree Image from public domain licenseChest x-ray of a patient with mycoplasma pneumonia. Original image sourced from US Government department: Public Health… https://www.rawpixel.com/image/2288354/free-photo-image-ray-medical-sickFree Image from public domain licenseA healthcare worker investigating mold presence inside a home that had been flooded by Hurricane Katrina. https://www.rawpixel.com/image/2288305/free-photo-image-mold-asian-indoorsFree Image from public domain licenseA woman receiving an influenza vaccination at the Maternal and Child Hospital in Vientiane, Laos. Original image sourced… https://www.rawpixel.com/image/2282528/free-photo-image-vaccine-people-injectionFree Image from public domain licenseLab technician adding a solution to an Enzyme–Linked Immunosorbent Assay (ELISA) plate Original image sourced from US… https://www.rawpixel.com/image/2288391/free-photo-image-laboratory-medical-healthFree Image from public domain licenseFour test tubes of bacterial microorganism. Original image sourced from US Government department: Public Health Image… https://www.rawpixel.com/image/2288552/free-photo-image-laboratory-test-tube-science-labFree Image from public domain licenseGroup A Streptococcus (GAS), Streptococcus pyogenes bacteria, which were atop the surface of a human white blood cell (WBC)… https://www.rawpixel.com/image/2288304/free-photo-image-blood-cells-white-cell-streptococcusFree Image from public domain licenseA healthcare worker extracting a blood sample from the right big toe of an infant. Original image sourced from US Government… https://www.rawpixel.com/image/2288376/free-photo-image-baby-feet-test-footFree Image from public domain licenseA scientist working with samples to be tested using a real time PCR machine. Original image sourced from US Government… https://www.rawpixel.com/image/2288372/free-photo-image-laboratory-medical-technology-health-techFree Image from public domain licenseA test tube tray containing a number of purple tipped vacutainer tubes. Original image sourced from US Government… https://www.rawpixel.com/image/2288494/free-photo-image-laboratory-medical-testFree Image from public domain licenseChlorinated water containers captured West African Ebola outbreak. Original image sourced from US Government department:… https://www.rawpixel.com/image/2288483/free-photo-image-pandemic-african-awarenessFree Image from public domain licenseA scientist testing bacterial samples for their antimicrobial susceptibility. Original image sourced from US Government… https://www.rawpixel.com/image/2288533/free-photo-image-laboratory-scientist-scienceFree Image from public domain licenseDomestic Training Course for healthcare workers. Original image sourced from US Government department: Public Health Image… https://www.rawpixel.com/image/2288384/free-photo-image-awareness-biology-cdcFree Image from public domain licenseA scientist testing a sample suspected of containing a bacterial toxin. Original image sourced from US Government… https://www.rawpixel.com/image/2288529/free-photo-image-pipette-medical-test-tubesFree Image from public domain licenseScientists using automated methods to extract bacterial DNA, for use in whole genome sequencing (WGS). https://www.rawpixel.com/image/2288547/free-photo-image-laboratory-scientist-medical-technologyFree Image from public domain licenseA scientist using a whole genome DNA sequencer, in order to determine the “DNA fingerprint” of a specific… https://www.rawpixel.com/image/2288531/free-photo-image-dna-scientist-lab-scienceFree Image from public domain licenseDomestic Training Course for healthcare workers. Original image sourced from US Government department: Public Health Image… https://www.rawpixel.com/image/2288381/free-photo-image-healthcare-workers-pandemic-virus-awarenessFree Image from public domain licenseA scientist demonstrating a lab technique called “candling,” which determines if the egg is suitable for use in… https://www.rawpixel.com/image/2288528/free-photo-image-lab-awareness-biologyFree Image from public domain licenseA scientist holding up a glass slide. Original image sourced from US Government department: Public Health Image Library… https://www.rawpixel.com/image/2288626/free-photo-image-gloves-scientist-laboratoryFree Image from public domain licenseA scientist holding up a glass slide used for a run on a sequencing machine. Original image sourced from US Government… https://www.rawpixel.com/image/2288551/free-photo-image-scientist-disease-sequencingFree Image from public domain licenseA scientist holding a culture test plate. Original image sourced from US Government department: Public Health Image Library… https://www.rawpixel.com/image/2288622/free-photo-image-culture-biology-scienceFree Image from public domain licenseA scientist adding a stool sample to the cell culture medium, along with glass beads. Original image sourced from US… https://www.rawpixel.com/image/2288333/free-photo-image-laboratory-medical-science-scientistFree Image from public domain licenseA scientist examining the results of a hemagglutinin inhibition (HI) test. Original image sourced from US Government… https://www.rawpixel.com/image/2288621/free-photo-image-bioengineering-scientist-bioFree Image from public domain licenseThree test tubes used in a Legionella pneumophila bacteria detection test. Original image sourced from US Government… https://www.rawpixel.com/image/2288395/free-photo-image-laboratory-photography-legionellaFree Image from public domain licenseScientist analyzing samples from industrial hygiene investigations. Original image sourced from US Government department:… https://www.rawpixel.com/image/2288461/free-photo-image-science-laboratory-scientistFree Image from public domain licenseA scientist examining the results of a hemagglutinin inhibition (HI) test. Original image sourced from US Government… https://www.rawpixel.com/image/2288534/free-photo-image-scientist-lab-laboratory-medicalFree Image from public domain licenseA healthcare worker donning a pair of protective goggles and protective equipment. Original image sourced from US Government… https://www.rawpixel.com/image/2288377/free-photo-image-worker-pandemic-medical-laboratory-imagesFree Image from public domain licenseA scientist preparing samples for mass spectrometry in order to determine the presence of a bacterial toxin. https://www.rawpixel.com/image/2288538/free-photo-image-spectrometry-pipette-bacterial-toxinFree Image from public domain licenseA scientist implementing molecular testing. Original image sourced from US Government department: Public Health Image… https://www.rawpixel.com/image/2288364/free-photo-image-scientist-lab-laboratory-scienceFree Image from public domain licenseHealth officials inspecting specimens suspected of being connected to a hantavirus outbreak. https://www.rawpixel.com/image/2288473/free-photo-image-scientist-pandemic-laboratoryFree Image from public domain licenseFemale clinician in the process of conducting a blood pressure examination on a patient. Original image sourced from US… https://www.rawpixel.com/image/2282740/free-photo-image-blood-pressure-doctorFree Image from public domain licenseA field epidemiologist performing a mouth swab inside the beak of a white duck, in order to carry out an infectious disease… https://www.rawpixel.com/image/2288332/free-photo-image-animal-testing-swab-mouthFree Image from public domain licenseLaboratory technician working with electronic cigarettes. Original image sourced from US Government department: Public… https://www.rawpixel.com/image/2288508/free-photo-image-laboratory-scientist-scienceFree Image from public domain licenseA scientist implementing molecular testing. Original image sourced from US Government department: Public Health Image… https://www.rawpixel.com/image/2288359/free-photo-image-laboratory-science-scientistFree Image from public domain licenseA scientist studying new methods for detecting foodborne bacteria directly from a patient sample. https://www.rawpixel.com/image/2288550/free-photo-image-scientist-bio-creative-commonsFree Image from public domain licenseScientist pipetting samples of bronchoalveolar lavage (BAL) fluid. Original image sourced from US Government department:… https://www.rawpixel.com/image/2288582/free-photo-image-scientist-laboratory-medicationFree Image from public domain licenseA scientist demonstrating a lab technique called “candling,” which determines if the egg is suitable for use in… https://www.rawpixel.com/image/2288629/free-photo-image-bioengineering-disease-scientist-bioFree Image from public domain licenseA scientist holding a culture test plate. Original image sourced from US Government department: Public Health Image Library… https://www.rawpixel.com/image/2288623/free-photo-image-lab-medical-scienceFree Image from public domain licenseA scientist studying new methods for detecting foodborne bacteria directly from a patient sample. https://www.rawpixel.com/image/2288549/free-photo-image-science-virus-creative-commonsFree Image from public domain licenseA 440X photomicrograph magnification of a hematoxylin and eosin (H&E)–stained liver tissue specimen, revealed the… https://www.rawpixel.com/image/2288366/free-photo-image-microscope-awarenessFree Image from public domain licenseA 3D image of a number of oblong–shaped, Vibrio parahaemolyticus bacteria Original image sourced from US Government… https://www.rawpixel.com/image/2288346/free-photo-image-bacteria-biology-scienceFree Image from public domain licenseCBP Officers provide assistance in the aftermath of Hurricane Florence. https://www.rawpixel.com/image/8726625/photo-image-public-domain-shipping-containerFree Image from public domain licenseA healthcare practitioner administering the H1N1 live attenuated intranasal vaccine (LAIV) to a female recipient. https://www.rawpixel.com/image/2288491/free-photo-image-nose-vaccine-birdFree Image from public domain licenseA 3D graphical representation of a number of norovirus virions, set against a white background. https://www.rawpixel.com/image/2288343/free-photo-image-biology-scienceFree Image from public domain licenseA 100X photomicrograph magnification of photomicrograph of a hematoxylin and eosin (H&E) stained liver tissue specimen… https://www.rawpixel.com/image/2288334/free-photo-image-liver-biology-scienceFree Image from public domain licenseA 3D image of a group of anaerobic, spore-forming, Clostridium sp. organisms. Original image sourced from US Government… https://www.rawpixel.com/image/2288353/free-photo-image-bacteria-anaerobicFree Image from public domain licenseA 3D graphical representation of a number of Rotavirus virions, set against a black background. https://www.rawpixel.com/image/2288315/free-photo-image-virus-public-domain-bacteriaFree Image from public domain licenseA 3D image of a group of Gram–positive, Corynebacterium diphtheriae, bacteria. Original image sourced from US… https://www.rawpixel.com/image/2288345/free-photo-image-bacteria-biology-microscopeFree Image from public domain licenseA photomicrograph reveals the presence of numerous, rod-shaped, Gram–negative, Yersinia pestis bacilli. https://www.rawpixel.com/image/2288446/free-photo-image-bacteria-medical-organs-microscopeFree Image from public domain licenseA 3D image of a group of diplococcal, Gram-negative, Neisseria meningitidis, bacteria. Original image sourced from US… https://www.rawpixel.com/image/2288319/free-photo-image-bacteria-science-public-domainFree Image from public domain licenseA 440X photomicrograph magnification of a hematoxylin and eosin (H&E)–stained liver tissue specimen, revealed the… https://www.rawpixel.com/image/2288347/free-photo-image-liver-organ-medical-organs-tissueFree Image from public domain licenseA 3D image of a group of Gram–negative, Chlamydia psittaci bacteria. Original image sourced from US Government… https://www.rawpixel.com/image/2288337/free-photo-image-chlamydia-science-labFree Image from public domain licenseA 440X photomicrograph magnification of a hematoxylin and eosin (H&E)–stained liver tissue specimen, revealed the… https://www.rawpixel.com/image/2288342/free-photo-image-liver-biology-microscopeFree Image from public domain licenseA medical illustration of clindamycin–resistant group B Streptococcus bacteria. Original image sourced from US… https://www.rawpixel.com/image/2288537/free-photo-image-bacteria-science-labFree Image from public domain licenseA 3D illustration provides a graphical representation of a single norovirus virion, set against a beige background. https://www.rawpixel.com/image/2288351/free-photo-image-virus-laboratory-biologyFree Image from public domain licenseA photomicrograph reveals numerous Gram–negative, Francisella tularensis coccobacilli, the bacterium responsible for… https://www.rawpixel.com/image/2288585/free-photo-image-microscope-cdc-gram-negative-bacteriaFree Image from public domain licenseA 3D graphical representation of a number of norovirus virions, set against a black background. https://www.rawpixel.com/image/2288339/free-photo-image-epidemic-biologyFree Image from public domain licenseA healthcare worker assessing a sick traveler at the airport. Original image sourced from US Government department: Public… https://www.rawpixel.com/image/2288329/free-photo-image-covid-airport-healthcareFree Image from public domain licenseCBP AMO agents deliver food and water to severely damaged Fox Town on the Abaco Islands in the Bahamas, in the aftermath of… https://www.rawpixel.com/image/8738659/photo-image-public-domainFree Image from public domain licensePhotomicrograph of a blood smear specimen. Original image sourced from US Government department: Public Health Image… https://www.rawpixel.com/image/2282493/free-photo-image-pink-blood-cell-intestinal-parasiteFree Image from public domain licenseA medical illustration of drug–resistant, Streptococcus pneumoniae bacteria. Original image sourced from US Government… https://www.rawpixel.com/image/2288648/free-photo-image-biology-science-laboratoryFree Image from public domain licenseA medical illustration of drug–resistant, Mycoplasma genitalium bacteria. Original image sourced from US Government… https://www.rawpixel.com/image/2288650/free-photo-image-science-laboratory-bacteria-resistantFree Image from public domain licenseA medical illustration of drug–resistant, Streptococcus pneumoniae bacteria. Original image sourced from US Government… https://www.rawpixel.com/image/2288505/free-photo-image-science-lab-bacteria-resistantFree Image from public domain licenseA close view of a Petri dish culture plate, which had contained a growth medium of sheep blood agar (SBA), and which was… https://www.rawpixel.com/image/2288445/free-photo-image-petri-dish-bacteria-microscopeFree Image from public domain licenseA 125X photomicrograph magnification of a hematoxylin and eosin (H&E)–stained lung tissue specimen, revealed the… https://www.rawpixel.com/image/2288370/free-photo-image-microscope-medical-organs-tissueFree Image from public domain licenseA 1000X photomicrograph magnification of a direct fluorescent antibody (DFA)–stained specimen, revealing the presence… https://www.rawpixel.com/image/2288586/free-photo-image-biology-microscope-fluorescent-antibodyFree Image from public domain licenseA 100X photomicrograph magnification of histopathologic morphology associated with the agriculturally–related… https://www.rawpixel.com/image/2288356/free-photo-image-microscope-antibody-virusFree Image from public domain licenseA medical illustration of Clostridioides difficile bacteria, formerly known as Clostridium difficile. https://www.rawpixel.com/image/2288536/free-photo-image-difficile-bacteria-microscopeFree Image from public domain licenseA photomicrograph of a direct fluorescent antibody (DFA)–stained specimen, revealing the presence of numerous… https://www.rawpixel.com/image/2288587/free-photo-image-antibody-awarenessFree Image from public domain licenseA 3D illustration provides a graphical representation of a single norovirus virion, set against a white background. https://www.rawpixel.com/image/2288311/free-photo-image-bacteria-microscopeFree Image from public domain licenseA medical illustration of drug–resistant, Mycoplasma genitalium bacteria. Original image sourced from US Government… https://www.rawpixel.com/image/2288643/free-photo-image-laboratory-microscope-scienceFree Image from public domain licenseA Petri dish culture plate, which had contained a growth medium of sheep blood agar (SBA), and which was inoculated with… https://www.rawpixel.com/image/2288447/free-photo-image-laboratory-bacteria-petri-dish-bloodFree Image from public domain licenseA 3D computer–generated image of a cluster of barrel-shaped, Clostridium perfringens bacteria. https://www.rawpixel.com/image/2288362/free-photo-image-bacteria-public-domain-perfringensFree Image from public domain licenseA medical illustration of drug–resistant, Streptococcus pneumoniae bacteria. Original image sourced from US Government… https://www.rawpixel.com/image/2288644/free-photo-image-streptococcus-pneumoniae-science-laboratoryFree Image from public domain licenseA 3D image of a group of Gram-positive, Streptococcus pneumoniae bacteria. Original image sourced from US Government… https://www.rawpixel.com/image/2288323/free-photo-image-bacteria-science-biologyFree Image from public domain licenseA medical illustration of drug–resistant, Mycoplasma genitalium bacteria. Original image sourced from US Government… https://www.rawpixel.com/image/2288530/free-photo-image-biology-bacteria-scienceFree Image from public domain licenseA medical illustration of drug–resistant, nontyphoidal, Salmonella sp. bacteria. Original image sourced from US… https://www.rawpixel.com/image/2288532/free-photo-image-bacteria-salmonella-scienceFree Image from public domain license