A 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 medical illustration of drug–resistant, Neisseria gonorrhoeae bacteria. Original image sourced from US Government… https://www.rawpixel.com/image/2288553/free-photo-image-bacteria-virus-biologyFree Image from public domain licenseAn adult bedbug, Cimex lectularius ingestinging a blood meal. Original image sourced from US Government department: Public… https://www.rawpixel.com/image/2288459/free-photo-image-bedbug-animal-animals-public-domainFree Image from public domain licenseHealthcare workers assuring each other’s personal protective equipment PPE had been properly secured. https://www.rawpixel.com/image/2288455/free-photo-image-pandemic-coughing-safety-equipmentFree Image from public domain licenseInfluenza virus illustration in semi–transparent green https://www.rawpixel.com/image/2288775/free-psd-blue-cdcView 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 horde of unidentified bats, an animal know to be a possible carrier of the rabies virus. Original image sourced from US… https://www.rawpixel.com/image/2288470/free-photo-image-bat-public-domain-vectors-animalFree Image from public domain licenseA female, Aedes aegypti mosquito obtaining a blood meal from a human host. Original image sourced from US Government… https://www.rawpixel.com/image/2288463/free-photo-image-mosquito-aedes-aegyptiFree 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 licenseA typical date palm, Phoenix dactylifera, growing somewhere in Egypt’s arid environment. https://www.rawpixel.com/image/2288338/free-photo-image-palm-tree-palm-egyptianFree 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 licenseUltrastructural illustration of coronavirus transparent png https://www.rawpixel.com/image/2288754/free-illustration-png-science-antibodyView licenseA 3D illustration of drug–resistant, nontyphoidal, Salmonella sp. bacteria https://www.rawpixel.com/image/2290007/free-psd-bacteria-salmonella-resistantView licenseUltrastructural illustration of coronavirus transparent png https://www.rawpixel.com/image/2288756/free-illustration-png-virus-science-biologyView licenseThe 1950s historical photograph of a nurse taking her blood pressure of a woman ordnance worker in the hospital. https://www.rawpixel.com/image/2288456/free-photo-image-vintage-medical-nurseFree Image from public domain licenseA 3D illustration of a spherical-shaped, measles virus particle that was studded with glycoprotein tubercles transparent png https://www.rawpixel.com/image/2288940/free-illustration-png-bacteria-science-antibodyView licenseAn electron microscopic (SEM) image, depicts a blue-colored, human white blood cell, (WBC) known specifically as a… https://www.rawpixel.com/image/2288485/free-photo-image-blood-cells-bacteriaFree Image from public domain licenseThe 1950s historical photograph of an extreme air pollution event at Salt Lake City, Utah. Original image sourced from US… https://www.rawpixel.com/image/2288462/free-photo-image-street-vintage-smogFree 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 licenseRaccoon, Procyon lotor, a vector in the transmission of rabies to humans and other animals. Original image sourced from US… https://www.rawpixel.com/image/2288474/free-photo-image-raccoon-vector-animalFree 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 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 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 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 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 medical illustration of vancomycin–resistant, Enterococci sp. bacteria. Original image sourced from US Government… https://www.rawpixel.com/image/2288535/free-photo-image-bacteria-lab-resistantFree 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 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 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 right lateral chest x-ray of normal, healthy thoracic and pulmonary conditions. Original image sourced from US Government… https://www.rawpixel.com/image/2288465/free-photo-image-medical-pandemic-1900-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 licenseAn example of acute necrotizing ulcerative gingivitis, also known as trench mouth. Original image sourced from US Government… https://www.rawpixel.com/image/2288464/free-photo-image-teeth-mouth-gingivitisFree 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 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 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 licenseA left lateral view of a common bed bug, Cimex lectularius. Original image sourced from US Government department: Public… https://www.rawpixel.com/image/2288471/free-photo-image-bed-bugs-bugFree 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 petri dish culture plate contained a growth medium of sheep blood agar (SBA), which was inoculated with Bacillus anthracis… https://www.rawpixel.com/image/2288584/free-photo-image-blood-medical-organs-petri-dishFree 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 doctor administering an intramuscular immunization to a middle–aged woman. Original image sourced from US Government… https://www.rawpixel.com/image/2288468/free-photo-image-vaccine-doctor-womanFree 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 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 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 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 3D illustration of a spherical-shaped, measles virus particle that was studded with glycoprotein tubercles https://www.rawpixel.com/image/2288941/free-psd-antibody-healthcareView licenseA medical illustration of vancomycin–resistant, Enterococci sp. bacteria. Original image sourced from US Government… https://www.rawpixel.com/image/2288639/free-photo-image-lab-bacteriaFree Image from public domain licenseUltrastructural illustration of coronavirus https://www.rawpixel.com/image/2288750/free-psd-antibody-awarenessView 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 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 technician testing possible sites of transmission. Original image sourced from US Government department: Public Health… https://www.rawpixel.com/image/2288389/free-photo-image-islam-muslim-pandemic-awarenessFree Image from public domain licenseA young Indian girl receiving a dose of oral polio vaccine by a trained healthcare worker. Original image sourced from US… https://www.rawpixel.com/image/2288488/free-photo-image-india-vaccine-covidFree Image from public domain licenseA Cambodian boy receiving his injection of measles vaccine. Original image sourced from US Government department: Public… https://www.rawpixel.com/image/2288317/free-photo-image-vaccine-measles-cambodiaFree Image from public domain licenseUltrastructural illustration of coronavirus https://www.rawpixel.com/image/2288751/free-psd-healthcare-infectious-bacteriaView licenseLaboratory technicians working in health lab. Original image sourced from US Government department: Public Health Image… https://www.rawpixel.com/image/2288321/free-photo-image-laboratory-africa-healthcareFree Image from public domain licenseA medical illustration of Clostridioides difficile bacteria, formerly known as Clostridium difficile. https://www.rawpixel.com/image/2288638/free-photo-image-bacteria-biologyFree Image from public domain licenseAn Armed Forces of Liberia engineer cutting wood braces for the Tubmanburg Ebola treatment unit (ETU). https://www.rawpixel.com/image/2288303/free-photo-image-africa-african-engineer-african-american-soldierFree Image from public domain licenseA doctor placing a bandage on the injection site of a child. https://www.rawpixel.com/image/2288501/free-photo-image-vaccine-child-doctor-vaccinationFree 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 licenseAn infant diagnosed with having a Guinea worm disease (GWD). Original image sourced from US Government department: Public… https://www.rawpixel.com/image/2288310/free-photo-image-africa-poverty-malariaFree Image from public domain licenseA medical illustration of drug–resistant, Neisseria gonorrhoeae bacteria. Original image sourced from US Government… https://www.rawpixel.com/image/2288651/free-photo-image-bacteria-science-biologyFree 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 1000X photomicrograph magnification of numerous, rod-shaped, Gram–negative, Yersinia pestis bacilli. https://www.rawpixel.com/image/2288448/free-photo-image-bacteria-laboratory-microscopeFree 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 licenseA 200X photomicrograph magnification of a direct fluorescent antibody (DFA) stained sample revealed the presence of rod… https://www.rawpixel.com/image/2288444/free-photo-image-bacteria-laboratoryFree Image from public domain licenseA project to improve the quality of life of people infected with, or affected by, HIV/AIDS, in Maharashta and Tamil Nadu… https://www.rawpixel.com/image/2288322/free-photo-image-india-children-hivFree Image from public domain licenseMan evaluating mosquito nets to prevent Malaria. Original image sourced from US Government department: Public Health Image… https://www.rawpixel.com/image/2288383/free-photo-image-malaria-africa-mosquitoFree 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 licenseA clinician in the process of conducting a blood pressure examination. Original image sourced from US Government department:… https://www.rawpixel.com/image/2288490/free-photo-image-blood-pressure-checkup-hospital-doctorFree 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 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 beautiful pile of tree tomatoes in one of the vender’s stalls. Original image sourced from US Government department:… https://www.rawpixel.com/image/2288306/free-photo-image-cdc-creative-commonsFree Image from public domain licenseGreen broccoli undergoing a thorough cleansing. Original image sourced from US Government department: Public Health Image… https://www.rawpixel.com/image/2288509/free-photo-image-vegetable-broccoli-greenFree Image from public domain licenseA female, Aedes aegypti mosquito obtaining a blood meal from a human host. Original image sourced from US Government… https://www.rawpixel.com/image/2288443/free-photo-image-mosquito-aedes-aegypti-vectorFree 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 licenseHealthcare worker donning the final article of personal protective equipment (PPE), a plastic apron, which would complete… https://www.rawpixel.com/image/2288449/free-photo-image-covid-personal-protective-equipment-safetyFree 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 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 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 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 medical illustration of Clostridioides difficile bacteria, formerly known as Clostridium difficile. https://www.rawpixel.com/image/2288641/free-photo-image-bacteria-laboratoryFree Image from public domain licenseA doctor placing a bandage on the injection site of a child. https://www.rawpixel.com/image/2288504/free-photo-image-vaccine-childrens-vaccination-child-clinicFree Image from public domain licenseEgyptian women comparing their scientific findings during a meeting of the newly formed Eastern Mediterranean Acute… https://www.rawpixel.com/image/2288507/free-photo-image-phone-egypt-egyptian-publicFree Image from public domain licenseA clinician in the process of conducting a blood pressure examination. Original image sourced from US Government department:… https://www.rawpixel.com/image/2288620/free-photo-image-blood-pressure-patient-doctorFree 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 licenseTransmission electron microscopic (TEM) image, revealed ultrastructural details exhibited by numerous, Coxiella burnetii… https://www.rawpixel.com/image/2288506/free-photo-image-science-biology-antibodyFree Image from public domain licenseA female, Aedes aegypti mosquito obtaining a blood meal from a human host. Original image sourced from US Government… https://www.rawpixel.com/image/2288489/free-photo-image-mosquito-aedes-aegyptiFree Image from public domain licenseN95 type face masks or respirators. Original image sourced from US Government department: Public Health Image Library… https://www.rawpixel.com/image/2288512/free-photo-image-mask-face-coronavirusFree Image from public domain licenseInfluenza virus illustration in semi–transparent green transparent png https://www.rawpixel.com/image/2288752/free-illustration-png-molecular-gastrointestinal-scienceView 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 photomicrograph of Candida albicans fungal spores. Original image sourced from US Government department: Public Health… https://www.rawpixel.com/image/2288324/free-photo-image-bacteria-cdc-microscopeFree 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 licenseTransmission electron microscopic (TEM) image highlights the particle envelope of a single, spherical shaped, Middle East… https://www.rawpixel.com/image/2288502/free-photo-image-bacteria-virus-scienceFree 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, 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 left lateral view of a female, Aedes aegypti mosquito obtaining a blood meal from a human host. https://www.rawpixel.com/image/2288492/free-photo-image-mosquito-blood-vectorFree 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 Bald-faced hornet, Dolichovespula maculata. Original image sourced from US Government department: Public Health Image… https://www.rawpixel.com/image/2288452/free-photo-image-wasp-vector-baldFree 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 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 license