En
  • En English
  • De Deutsch
  • Fr Français
  • Sp Español
  • Ru Русский
  • It Italiano
  • Pt Português
  • Ua Українська
1815 results

    OrientationOrientation
    PeoplePeople
    CategoryCategory
    ColorColor
    EditorialEditorial
    Safe SearchSafe Search
    Clear
    Hide
    Various microbes of different shapes — Stock Photo
    Various microbes of different shapes
    Anthrax bacteria, computer illustration. Anthrax bacteria (Bacillus anthracis) are cause of disease anthrax in humans and livestock — Stock Photo
    Anthrax bacteria, computer illustration. Anthrax bacteria (Bacillus anthracis) are cause of disease anthrax in humans and livestock
    Cerebellum and corpus callosum — Stock Photo
    Cerebellum and corpus callosum
    Shoulder girdle structural anatomy — Stock Photo
    Shoulder girdle structural anatomy
    Human shoulder joint anatomy — Stock Photo
    Human shoulder joint anatomy
    Illustration of Neisseria meningitidis bacteria. N. meningitidis are gram-negative diplococci (spherical bacteria arranged in pairs), transmitted by the respiratory route — Stock Photo
    Illustration of Neisseria meningitidis bacteria. N. meningitidis are gram-negative diplococci (spherical bacteria arranged in pairs), transmitted by the respiratory route
    Computer illustration of a varicella zoster virus particles, the cause of chickenpox and shingles. Varicella zoster virus is also known as human herpes virus type 3 (HHV-3) — Stock Photo
    Computer illustration of a varicella zoster virus particles, the cause of chickenpox and shingles. Varicella zoster virus is also known as human herpes virus type 3 (HHV-3)
    Cancer cell anatomy — Stock Photo
    Cancer cell anatomy
    Computer illustration of co-infection with two major respiratory pathogenic bacteria, Mycobacterium tuberculosis (rod-shaped) and Streptococcus pneumonia (spherical) — Stock Photo
    Computer illustration of co-infection with two major respiratory pathogenic bacteria, Mycobacterium tuberculosis (rod-shaped) and Streptococcus pneumonia (spherical)
    Human sinuses cavities — Stock Photo
    Human sinuses cavities
    Pain localized in lumbar section of spine — Stock Photo
    Pain localized in lumbar section of spine
    Illustration of Tuberculosis bacteria — Stock Photo
    Illustration of Tuberculosis bacteria
    Pyramidal neurons (nerve cells) of human brain frontal cortex, computer illustration — Stock Photo
    Pyramidal neurons (nerve cells) of human brain frontal cortex, computer illustration
    3d illustrations of the human heart with lines demonstrating blood flow. — Stock Photo
    3d illustrations of the human heart with lines demonstrating blood flow.
    African swine fever virus, illustration. This virus is member of iridovirus group that causes African swine fever, haemorrhagic fever in pigs that has high mortality rate — Stock Photo
    African swine fever virus, illustration. This virus is member of iridovirus group that causes African swine fever, haemorrhagic fever in pigs that has high mortality rate
    Pyramidal neurons (nerve cells) of human brain frontal cortex, computer illustration — Stock Photo
    Pyramidal neurons (nerve cells) of human brain frontal cortex, computer illustration
    Anatomy of warrior 1 pose, or virabhadrasana 1. Computer illustration showing a male body with highlighted skeleton demonstrating the skeletal activity of this yoga posture. — Stock Photo
    Anatomy of warrior 1 pose, or virabhadrasana 1. Computer illustration showing a male body with highlighted skeleton demonstrating the skeletal activity of this yoga posture.
    Structure of white blood cell — Stock Photo
    Structure of white blood cell
    Lung and bronchi structure — Stock Photo
    Lung and bronchi structure
    Illustration of abstract plexus heart on black background. — Stock Photo
    Illustration of abstract plexus heart on black background.
    Brain neural network, computer illustration. — Stock Photo
    Brain neural network, computer illustration.
    Human fetus developing at week 4, computer illustration. — Stock Photo
    Human fetus developing at week 4, computer illustration.
    Digestive system of healthy adult — Stock Photo
    Digestive system of healthy adult
    Mimivirus, illustration. Acanthamoeba polyphaga mimivirus (APMV), commonly known as mimivirus, consists of outer hairs, or fibrils, and a protein coat (capsid) enclosing a deoxyribonucleic acid (DNA) genome — Stock Photo
    Mimivirus, illustration. Acanthamoeba polyphaga mimivirus (APMV), commonly known as mimivirus, consists of outer hairs, or fibrils, and a protein coat (capsid) enclosing a deoxyribonucleic acid (DNA) genome
    Colorectal cancer cell — Stock Photo
    Colorectal cancer cell
    Visual render of Virus particle — Stock Photo
    Visual render of Virus particle
    Bacteria colony reproducing on tissue surface — Stock Photo
    Bacteria colony reproducing on tissue surface
    Esophageal cancer in male body, abstract digital illustration. — Stock Photo
    Esophageal cancer in male body, abstract digital illustration.
    Helicobacter pylori bacteria — Stock Photo
    Helicobacter pylori bacteria
    Various microbes of different shapes — Stock Photo
    Various microbes of different shapes
    Shoulder joint and bones — Stock Photo
    Shoulder joint and bones
    Human midbrain, illustration — Stock Photo
    Human midbrain, illustration
    Rendering of gastric ulcer — Stock Photo
    Rendering of gastric ulcer
    Chronic pyelonephritis, computer illustration and light micrograph — Stock Photo
    Chronic pyelonephritis, computer illustration and light micrograph
    Illustration of Mycobacterium tuberculosis bacteria, the Gram-positive rod-shaped bacteria which cause the disease tuberculosis (TB). The disease affects the lungs and sometimes other parts of the body — Stock Photo
    Illustration of Mycobacterium tuberculosis bacteria, the Gram-positive rod-shaped bacteria which cause the disease tuberculosis (TB). The disease affects the lungs and sometimes other parts of the body
    Columnar epithelium structure — Stock Photo
    Columnar epithelium structure
    Human lymph node — Stock Photo
    Human lymph node
    Norovirus, illustration. Norovirus or 'winter vomiting bug' is a genus of RNA virus that causes many cases of stomach upset. The disease is characterised by nausea, vomiting, diarrhoea and abdominal pain — Stock Photo
    Norovirus, illustration. Norovirus or 'winter vomiting bug' is a genus of RNA virus that causes many cases of stomach upset. The disease is characterised by nausea, vomiting, diarrhoea and abdominal pain
    Visual rendering of Sleeping sickness — Stock Photo
    Visual rendering of Sleeping sickness
    Schematic rendering of human skeletal system — Stock Photo
    Schematic rendering of human skeletal system
    T lymphocyte (orange) attached to a cancer cell (blue), illustration. T lymphocytes are a type of white blood cell which matures in the thymus — Stock Photo
    T lymphocyte (orange) attached to a cancer cell (blue), illustration. T lymphocytes are a type of white blood cell which matures in the thymus
    Plague bacteria (Yersinia pestis), computer illustration. Y. pestis are gram-negative bacteria from the Enterobacteriaceae family, they have an ovoid shape with bipolar staining (more intensively stained at poles) — Stock Photo
    Plague bacteria (Yersinia pestis), computer illustration. Y. pestis are gram-negative bacteria from the Enterobacteriaceae family, they have an ovoid shape with bipolar staining (more intensively stained at poles)
    Bacterial brain infection. Conceptual computer illustration showing Streptococcus pneumoniae bacteria, one of the main causes of bacterial meningitis and meningoencephalitis, infecting brain cells — Stock Photo
    Bacterial brain infection. Conceptual computer illustration showing Streptococcus pneumoniae bacteria, one of the main causes of bacterial meningitis and meningoencephalitis, infecting brain cells
    Plague bacteria (Yersinia pestis), computer illustration. Y. pestis are gram-negative bacteria from the Enterobacteriaceae family, they have an ovoid shape with bipolar staining (more intensively stained at poles) — Stock Photo
    Plague bacteria (Yersinia pestis), computer illustration. Y. pestis are gram-negative bacteria from the Enterobacteriaceae family, they have an ovoid shape with bipolar staining (more intensively stained at poles)
    Clostridium botulinum bacteria — Stock Photo
    Clostridium botulinum bacteria
    Human brain and spinal cord, computer illustration — Stock Photo
    Human brain and spinal cord, computer illustration
    Escherichia coli pathogenic bacteria — Stock Photo
    Escherichia coli pathogenic bacteria
    Human gall bladder — Stock Photo
    Human gall bladder
    Abstract pollen grains from various plants differ in size and shape, computer illustration. — Stock Photo
    Abstract pollen grains from various plants differ in size and shape, computer illustration.
    Chronic pyelonephritis, computer illustration and light micrograph — Stock Photo
    Chronic pyelonephritis, computer illustration and light micrograph
    Illustration of abstract digital futuristic plexus plain. — Stock Photo
    Illustration of abstract digital futuristic plexus plain.
    HIV virus particles — Stock Photo
    HIV virus particles
    West Nile virus particles, computer illustration. West Nile virus (WNV) is known to cause encephalitis in humans. — Stock Photo
    West Nile virus particles, computer illustration. West Nile virus (WNV) is known to cause encephalitis in humans.
    Male sign and impotence pills — Stock Photo
    Male sign and impotence pills
    Human hand bones — Stock Photo
    Human hand bones
    Healthy human teeth — Stock Photo
    Healthy human teeth
    Herpes simplex viruses, computer illustration — Stock Photo
    Herpes simplex viruses, computer illustration
    Viral infection and viral particles — Stock Photo
    Viral infection and viral particles
    Penicillium fungus, Computer illustration — Stock Photo
    Penicillium fungus, Computer illustration
    Human hip bones structure — Stock Photo
    Human hip bones structure