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Collection of Antigens (20)

Looking for Antigens? Here you will find a carefully collected gallery of free images in high quality. Each Antigens can be downloaded for school projects, presentations, websites or creative designs. Need a custom image? Try our free image generator. These cliparts are free for personal use. Please read the full terms of use.

Stylized Y-shaped antibody molecules in purple and navy blue on transparent background.
Simplified diagram of antibody (immunoglobulin) structure showing variable (purple) and constant (navy) regions.
Illustrated COVID-19 rapid test kit with cassette, swab, and sample tube showing IgG/IgM lines.
A simplified diagram of a COVID-19 rapid antibody test kit, including the test cassette (with control, IgG, and IgM lines), a nasal/oral swab, and a sample collection tube.
Illustration of a purple amoeba-like cell with green rod-shaped structures (possibly bacteria) attached via pink spheres, and an orange bar nearby.
A stylized diagram showing a purple amoeba-like cell interacting with green rod-shaped bacteria-demonstrating phagocytosis in action.
Teal illustration of a single-celled amoeba with pseudopodia and central nucleus on transparent background.
A simplified diagram of an amoeba, highlighting its flexible shape and central nucleus.
Purple Y-shaped antibody icon on transparent background, representing immune system function.
A stylized representation of an antibody (immunoglobulin), highlighting its classic Y-shaped structure involved in antigen recognition.
Cute pink cartoon virus with smiling face, letter 'A' on forehead, and orange spike proteins.
Meet Virus A: a cheerful, simplified representation designed to make virology approachable for learners of all ages.
Green cartoon-style virus with spike proteins and surrounding bubbles on transparent background.
A simplified, friendly-looking virus icon commonly used to represent pathogens in health communications.
Purple Y-shaped antibodies binding to teal spherical antigens in a molecular interaction diagram.
Antibodies (Y-shaped purple structures) bind specifically to antigens (teal spheres), illustrating the basis of adaptive immunity.
Diagram showing Y-shaped antibodies binding to blue antigen particles via red binding sites.
Antibodies (Y-shaped) specifically bind to antigens (blue spheres) at their antigen-binding sites (red regions), illustrating immune recognition.
A doctor in a mask and gloves administers a nasal swab test to a smiling child amid illustrated virus particles.
A calm, smiling child receives a gentle nasal swab from a caring healthcare provider-demonstrating trust and safety during testing.
Illustration of multiple Y-shaped antibody molecules in purple and blue on transparent background.
A simplified schematic of immunoglobulin (antibody) structures showing their characteristic Y-shape with variable and constant regions.
Colorful cartoon illustration of three stylized virus particles-green, red, and yellow-with spike proteins and expressive faces.
A playful yet scientifically inspired depiction of virus particles-green, red, and yellow-highlighting surface spikes and dynamic movement.
Doctor in mask holding a COVID-19 rapid test amid illustrated virus particles.
A healthcare worker shows a positive COVID-19 rapid test result while wearing PPE, with cartoon-style virus particles emphasizing infection risk.
A cartoon white immune cell with shield and sword battles a green germ villain on transparent background.
A determined white immune cell wields a shield and sword against a mischievous green germ in this fun, educational clipart.
Doctor holding a positive COVID-19 rapid test result, wearing mask and lab coat.
A healthcare professional explains a positive COVID-19 rapid test: one line at 'C' (control) and one at 'T' (test) confirms infection.
Simplified black-and-white Y-shaped antibody icon on transparent background.
A minimalist line-art representation of an immunoglobulin (antibody) molecule, showing its classic Y-shaped structure with two antigen-binding arms.
Pink cartoon immune cell with expressive eyes and rounded protrusions, representing a friendly immune system character.
A playful, animated immune cell-perfect for making immunology approachable and engaging.
Purple cartoon virus wearing glasses, holding a "WANTED" poster with a smiling germ illustration.
This cheeky virus isn’t just infectious-it’s also wanted by the immune system! ??
Illustration of kidney donation from donor to recipient with blue arrow indicating transfer.
A symbolic depiction of a living kidney transplant, showing one person donating a kidney to another.
Doctor in lab coat and mask holding a COVID-19 test kit, surrounded by virus icons.
A medical professional demonstrates a rapid antigen test while wearing PPE, illustrating safe and accurate virus detection.
Black line-art illustration of a Y-shaped antibody molecule on transparent background.
Simplified schematic of a typical IgG antibody, showing two antigen-binding Fab regions and one Fc region.