Kateryna Kon

Kateryna Kon

I have PhD degree in Medical Microbiology and I love to create illustrations of microworld beautiful and scientifically accurate

Top images

16,248 stock photos, vectors, and illustrations are available royalty-free.

Sort by
of 163
Antibodies attacking SARS-CoV-2 virus, the conceptual 3D illustration for COVID-19 treatment, diagnosis and prevention
Bacteria Bacillus anthracis, the causative agent of anthrax disease, 3D illustration
Thyroid cancer, 3D illustration showing tumor inside thyroid gland
SARS-CoV-2 viruses binding to ACE-2 receptors on a human cell, the initial stage of COVID-19 infection, conceptual 3D illustration
Thyroid cancer, 3D illustration showing tumor inside thyroid gland
Immune checkpoint inhibitors in cancer treatment, 3D illustration. Inhibitors of PD-1 receptor and PD-L1 prevent the tumour cell from binding to PD-1 and enable the T cell to remain active
Candida fungi, Candida albicans, C. auris and other human pathogenic yeasts, 3D illustration. Covid-19 complication. White fungus
Parasitic worms in the lumen of intestine, 3D illustration. Ascaris lumbricoides and other round worms
Mucor mold, black fungus, yellow fungus, bread mold fungi, 3D illustration. Opportunistic fungi that cause mucormycosis involving skin, nasal sinuses, brain and lungs. Complication of Covid-19
Bacteria, human microbiome, normal microflora of human body, 3D illustration
Bacteria Bacillus anthracis, the causative agent of anthrax disease, 3D illustration
SARS-CoV-2 coronavirus, the virus which causes COVID-19, scientifically accurate 3D illustration showing surface spikes of the virus
Candida fungi, Candida albicans, C. auris and other human pathogenic yeasts, 3D illustration. Covid-19 complication. White fungus
Bacteria of different shapes, rod-shaped bacteria and cocci, human microbiome, human pathogenic bacteria, 3D illustration
Nipah viruses binding receptors on human cells, an initial stage of Nipah infection. A newly emerging bat-borne virus that causes pneumonia and severe encephalitis, 3D illustration
Herpes labialis, also known as cold sores, 3D illustration showing lesions on the man's lips caused by herpes simplex virus and closeup view of the virus
Antibodies attacking SARS-CoV-2 virus, the conceptual 3D illustration for COVID-19 treatment, diagnosis and prevention
SARS-CoV-2 viruses binding to ACE-2 receptors on a human cell, the initial stage of COVID-19 infection, conceptual 3D illustration
Antibodies attacking SARS-CoV-2 virus, the conceptual 3D illustration for COVID-19 treatment, diagnosis and prevention
Penicillium mold fungi, 3D illustration and photo of colonies grown on nutrient medium
Degradation of motor neurons, conceptual 3D illustration. Motor neuron diseases are a group of neurodegenerative disorders including amyotrophic lateral sclerosis, progressive bulbar palsy and other
Invasive cancer growth, 3D illustration showing tumor invasion into underlined tissue
Helicobacter pylori, bacterium colonizing stomach and associated with gastric and duodenal ulcer, 3D illustration
Bacteria Lactobacillus, 3D illustration. Normal flora of small intestine, lactic acid bacteria. Probiotic bacterium
Enterobacteriaceae, gram-negative rod-shaped bacteria, part of intestinal microbiome and causative agents of different infections, 3D illustration. Escherichia coli, Klebsiella, Enterobacter and other
Colorectal cancer, intestinal carcinoma, bowel neoplasia, 3D illustration showing malignant tumor in intestine
Herpes simplex virus 1 and 2, a DNA virus of the human Herpesviridae family, 3D illustration
Bacteria Bifidobacterium, gram-positive anaerobic rod-shaped bacteria which are part of normal flora of human intestine are used as probiotics and in yoghurt production. 3D illustration
Genetic brain disorders, conceptual 3D illustration. Mutations in the DNA leading to brain diseases. Neurogenetics, neurodegenerative disorders
SARS-CoV-2 viruses binding to ACE-2 receptors on a human cell, the initial stage of COVID-19 infection, conceptual 3D illustration
Colonies of different bacteria and mold fungi grown on Petri dish with nutrient agar, close-up view. Hand in white glove holding plate with nutrient medium in research laboratory
Lymphocyte, 3D illustration. Closeup view of T-cell or B-cell
Antibodies attacking SARS-CoV-2 virus, the conceptual 3D illustration for COVID-19 treatment, diagnosis and prevention
SARS-CoV-2 viruses binding to ACE-2 receptors on a human cell, the initial stage of COVID-19 infection, conceptual 3D illustration
Saccharomyces cerevisiae yeast, 3D illustration. Microscopic fungi, baker's or brewer's yeast, are used as probiotics to restore normal flora of intestine
Human brain with highlighted cerebellum and close-up view of Purkinje neurons, one of the commonest types of cells in cerebellar cortex, 3D illustration
Immune checkpoint inhibitors in cancer treatment, 3D illustration. Inhibitors of PD-1 receptor and PD-L1 prevent the tumour cell from binding to PD-1 and enable the T cell to remain active
Neurons in Alzheimer's disease. 3D illustration showing amyloid plaques in brain tissue, neurofibrillary tangles and distruction of neuronal networks
Osteoporotic trabecular bone, 3D illustration showing fewer and thinner trabeculae in bone with osteoporosis
Antibodies attacking neuron, 3D illustration. Concept of autoimmune neurologic diseases
Neutrophil in blood, a white blood cell, 3D illustration. The most abundant type of granulocytes, has phagocyting activity, takes part in inflammation
Human brain in the body with highlighted inferior frontal gyrus, 3D illustration. It is found in frontal lobe, is the location of Broca's area, involved in language processing and speech production
Brucellosis. 3D illustration of bacteria Brucella and photo of a cow. Brucella bacteria are transmitted to human from cattle and other animals by direct contact with ill animal or by contaminated milk
Varicella zoster or chickenpox virus, 3D illustration. A herpes virus which cause chickenpox and shingles
Varicella zoster or chickenpox virus, 3D illustration. A herpes virus which cause chickenpox and shingles
Sepsis, bacteria in blood. 3D illustration showing rod-shaped bacteria with red blood cells and leukocytes
Liver with cirrhosis inside human body. 3D illustration and light micrograph of small nodular cirrhosis
Molecular model of antibody taking part in immune defense. Molecule of immunoglobulin, 3D illustration
Periorbital cutaneous form of mucormycosis, a disease caused by Mucor fungi in immunocompromised patients, 3D illustration with closeup view of Mucor molds. Covid-19-associated mucormycosis
Herpes simplex virus 1 and 2, a DNA virus of the human Herpesviridae family, 3D illustration
Mechanisms of immune defense against viruses, 3D illustration
Dementia, conceptual 3D illustration showing an elderly person with progressive impairments of brain functions, amyloid plaques in brain, neurofibrillary tangles and distruction of neuronal networks
Gram-positive bacteria Streptococcus, S. pyogenes, S. agalactiae and other streptococci, the causative agents of Scarlet fever and other infections, 3D illustration
Esophageal cancer, 3D illustration showing malignant tumor in the human esophagus
Epilepsy awareness concept. Brain and encephalography in epilepsy patient during seizure attack, 3D illustration in purple color
Plague bacterium Yersinia pestis, scientifically accurate 3D illustration showing structure of the cell with DNA, plasmids and ribosomes
SARS-CoV-2 viruses binding to ACE-2 receptors on a human cell, the initial stage of COVID-19 infection, conceptual 3D illustration
Hairy cell leukemia, 3D illustration. It is a hematological malignancy, chronic lymphocytic leukemia, with accumulation of abnormal B lymphocytes
Intestinal microbiome, bacteria colonizing different parts of digestive system, Bifidobacterium, Lactobacillus, Enterococcus and Escherichia coli, 3D illustration
Intestinal microbiome, 3D illustration showing anatomy of human digestive system and enteric bacteria Escherichia coli, E. coli, colonizing jejunum, ileum, other parts of intestine. Gut normal flora
Enteroviruses, a group of RNA-viruses of the Picornaviridae family including Echoviruses, Coxsackieviruses, Rhinoviruses, Poliovirus and other, 3D illustration
Rod-shaped bacteria and cocci, human microbiome, human pathogenic bacteria, 3D illustration
Parathyroid glands and thyroid gland anatomy, 3D illustration
Acute lymphoblastic leukemia, bone marrow smear, 3D illustration
SARS-CoV-2 virus, the causative agent of COVID-19, and immune cell, 3D illustration. The concept of antiviral immunity and vaccination
Pneumococcal pneumonia, medical concept. 3D illustration showing bacteria Streptococcus pneumoniae in human lungs
Neutrophil, a white blood cell, 3D illustration. The most abundant type of granulocytes, has phagocyting activity, takes part in inflammation
Escherichia coli bacterium, E.coli, gram-negative rod-shaped bacteria, part of intestinal normal flora and causative agent of diarrhea and inflammations of different location, 3D illustration
Bacterial pneumonia, medical concept. 3D illustration showing rod-shaped bacteria inside alveoli of the lung
Secondary tuberculosis in lungs and close-up view of Mycobacterium tuberculosis bacteria, 3D illustration
Parasitic worms in human large intestine, 3D illustration. Enterobius vermicularis and other round worms
Astrocyte and blood vessel, 3D illustration. Astrocytes, brain glial cells, also known as astroglia, connect neuronal cells to blood vessels
Hairy cell leukemia, 3D illustration. It is a hematological malignancy, chronic lymphocytic leukemia, with accumulation of abnormal B lymphocytes
Saccharomyces cerevisiae yeast, 3D illustration. Microscopic fungi, baker's or brewer's yeast, are used as probiotics to restore normal flora of intestine
Antibodies attacking neuron, 3D illustration. Concept of autoimmune neurologic diseases
Herpes simplex virus 1 and 2, a DNA virus of the human Herpesviridae family, 3D illustration
Plague bacteria Yersinia pestis, scientifically accurate 3D illustration
Parasitic worms in human intestine, 3D illustration. Ascaris lumbricoides and other round worms
Thyroid and parathyroid glands in human body, 3D illustration
Plague bacterium Yersinia pestis, scientifically accurate 3D illustration showing structure of the cell with DNA, plasmids and ribosomes
Trichomonas vaginalis protozoa, 3D illustration. A parasite causing trichomoniasis, sexually transmitted infection in men and women
Neurons, 3D illustration showing brain cells located in the temporal cortex of the human brain in Brodmann area 20. They are involved in high-level visual processing and recognition memory
Burkitt's lymphoma cells, is a cancer of the lymphatic system, a monoclonal B-cell tumor, 3D illustration
Parkinson's disease. 3D illustration showing neurons containing Lewy bodies small red spheres which are deposits of proteins accumulated in brain cells that cause their progressive degeneration
Foam cell, macrophage cells that contain lipid droplets and are components of atherosclerotic plaque, 3D illustration
Foam cell, macrophage cells that contain lipid droplets and are components of atherosclerotic plaque, 3D illustration
Chlamydia trachomatis bacteria, 3D illustration showing reticulate bodies of Chlamydia forming intracellular intracytoplasmic inclusions (small red) near the cell nucleus (purple)
Vibrio cholerae bacteria in small intestine, 3D illustration. Bacterium which causes cholera disease and is transmitted by contaminated water
Parasitic worms in human intestine, 3D illustration. Ascaris lumbricoides and other round worms
Dementia and Alzheimer's disease medical concept, 3D illustration. Memory loss, brain aging. Conceptual image showing blurred brain with loss of neuronal networks
Pulmonary aspergillosis, invasion of a lung tissue by mold fungi Aspergillus with closeup view of the fungi, 3D illustration. Covid-19 complication
Fungal complications of Covid-19, 3D illustration. Covid-19-associated mycoses. Mucormycosis, Aspergillus, Candida, Mucor septicus. Labelled image
Dorsal striatum, caudate nucleus and putamen, highlighted in the brain of a person with Huntington's disease and close-up view of neuronal inclusions, conceptual 3D illustration
Mucor mold, black fungus, bread mold fungi, 3D illustration. Opportunistic fungi that cause mucormycosis involving skin, nasal sinuses, brain and lungs. Complication of Covid-19
Normal flora of small intestine, bacteria Lactobacillus, 3D illustration. Lactic acid bacteria. Probiotic bacterium
SARS-CoV-2 viruses in alveoli of human lungs causing COVID-19. Novel Coronavirus infection, 3D illustration
Motor neuron diseases, 3D illustration showing degeneration of motor neurons in anterior horns of spinal cord. Amyotrophic lateral sclerosis and other motor neuron disorders
Human brain in the body with highlighted middle frontal gyrus, 3D illustration. It is the part of prefrontal cortex of the frontal lobe. It is involved in the language learning and attention
Molecular genesis of Huntington's disease, 3D illustration. Expansion of the CAG trinucleotide sequence in the htt gene causes production of mutated Huntingtin protein leading to neurodegeneration
Human brain in the body with highlighted frontal gyri, superior (green), middle (blue), and inferior (orange), 3D illustration
Stem cells on colorful background, 3D illustration
Bacteria, human microbiome, normal microflora of human body, 3D illustration
Porphyromonas gingivalis bacteria, 3D illustration. Anaerobic bacteria that cause periodontal disease, bacterial vaginosis, are probably associated with rheumatoid arthritis and esophageal cancer
of 163