Microorganisms Collection (#6)

E. coli bacteria, SEM C014 / 0386
E. coli bacteria. Coloured scanning electron micrograph (SEM) of Escherichia coli (E. coli) bacteria (rod-shaped) found in a urine sample from a patient with a urinary tract infection (UTI)

Diatoms, light micrograph C014 / 4675
Diatoms. Differential interference contrast micrograph of a group of Meridion circulare diatoms. Diatoms are a group of photosynthetic, single-celled algae containing about 10, 000 species

Diatom, light micrograph C014 / 4677
Diatom. Differential interference contrast micrograph of a Campylodiscus sp. diatom. Diatoms are a group of photosynthetic, single-celled algae containing about 10, 000 species

Green hydra, light micrograph C014 / 4680
Green hydra. Darkfield illuminated light micrograph of the tentacled head of a green hydra (Hydra viridis). Hydra are small simple predatory fresh-water animals, belonging to the phylum Cnidaria

Penicillium colony C014 / 4861
Penicillium colony. Colony of Penicillium chrysogenum fungus growing on agar in a petri dish. This fungus produces the antibiotic penicillin G, seen as small droplets on the surface

Green algae, light micrograph C014 / 4670
Green algae. Differential interference contrast micrograph of a single green alga, showing the chloroplast (green) inside. Algae use the chloroplasts to produce food through photosynthesis

Diatoms, light micrograph C014 / 4671
Diatoms. Differential interference contrast micrograph of a group of Achnantes longipes diatoms. Diatoms are a group of photosynthetic, single-celled algae containing about 10, 000 species

Green hydra, light micrograph C014 / 4681
Green hydra. Darkfield illuminated light micrograph of a green hydra (Hydra viridis), showing its tentacled head. Hydra are small simple predatory fresh-water animals

Anabaena algae, SEM
Anabaena algae. Coloured scanning electron micrograph (SEM) of Anabaena sp. freshwater alga from a pond. Anabaena is a filamentous species of blue-green algae (cyanobacteria)

Diatom, light micrograph C014 / 4669
Diatom. Differential interference contrast micrograph of an Achnantes longipes diatom. Diatoms are a group of photosynthetic, single-celled algae containing about 10, 000 species

Radiolaria, light micrograph C014 / 4672
Radiolaria. Collection of light micrographs showing various different species of radiolaria. Radiolaria (or radiolarians) are amoeboid protozoa that produce intricate mineral skeletons

Penicillium colony C014 / 4857
Penicillium colony. Colony of Penicillium chrysogenum fungus growing on agar in a petri dish. This fungus produces the antibiotic penicillin G, seen as small droplets on the surface

Diatoms, light micrograph C014 / 4668
Diatoms. Differential interference contrast micrograph of a group of Achnantes longipes diatoms. Diatoms are a group of photosynthetic, single-celled algae containing about 10, 000 species

Diatoms, light micrograph C014 / 4674
Diatoms. Differential interference contrast micrograph of a group of Achnantes longipes diatoms. Diatoms are a group of photosynthetic, single-celled algae containing about 10, 000 species

Green hydra, light micrograph C014 / 4678
Green hydra. Light micrograph of the tentacled head of a green hydra (Hydra viridis). Hydra are small simple predatory fresh-water animals, belonging to the phylum Cnidaria

Ciliate protozoan, light micrograph C014 / 4676
Ciliate protozoan. Differential interference contrast micrograph of a ciliate protozoan, showing the symbiotic green algae (Zoochlorellae, green) contained in vacuoles within

Rotifer, light micrograph C014 / 4666
Rotifer, differential interference contrast micrograph. These animals are related to roundworms. They are usually freshwater organisms though a few marine sp

Green hydra, light micrograph C014 / 4679
Green hydra. Darkfield illuminated light micrograph of a green hydra (Hydra viridis), showing its tentacled head. Hydra are small simple predatory fresh-water animals

Pediastrum green algae, micrograph
Pediastrum green algae. Differential interference contrast light micrograph of a circular colony of Pediastrum sp. green algae (Chlorophyte). Pediastrum is a type of freshwater colonial algae

Ciliate protozoan, light micrograph C014 / 4667
Ciliate protozoan. Differential interference contrast micrograph of a ciliate protozoan, showing the symbiotic green algae (Zoochlorellae, green) contained in vacuoles within

Hand bacteria C014 / 4839
Hand bacteria. Colony of bacteria that have grown where a hand was pressed onto an agar plate

Bdelloid rotifer, SEM
Bdelloid rotifer. Coloured scanning electron micrograph (SEM) of a rotifer (class Bdelloidea) from a pond. Rotifers (phylum Rotifera) are microscopic aquatic animals that are related to roundworms

Foraminiferan, darkfield light micrograph. Foraminifera are marine single-celled protozoa that construct and inhabit shells composed of several chambers

E. coli DNA mismatch repair complex. Computer model showing the structure of a MutS (Mutator S) protein from Escherichia coli (E)

Closterium desmid, light micrograph C016 / 8608
Closterium desmid. Interphase contrast micrograph of a Closterium sp. desmid green alga. Desmids are a common group of freshwater single-celled algae that have intricate cell walls

Amoeba protozoa, light micrograph C016 / 8607
Amoeba protozoa. Interphase contrast light micrograph of two Amoeba sp. protozoa eating each other, showing its numerous pseudopodia (cytoplasmic extensions, leg-like)

Diatom, light micrograph C016 / 8606
Diatom. Phase-contrast light micrograph of a diatom from the Mediterranean. Diatoms are a group of photosynthetic, single-celled algae containing about 10, 000 species

Diatoms, light micrograph C016 / 8605
Diatoms, Shearing contrast light micrograph. Diatoms are a group of photosynthetic, single-celled algae containing about 10, 000 species

Diatoms, light micrograph C016 / 8598
Diatoms. Interphase contrast light micrograph of a selection of differently shaped diatoms. Diatoms are a group of photosynthetic, single-celled algae containing about 10, 000 species

Diatoms, light micrograph C016 / 8602
Diatoms. Phase-contrast light micrograph of diatoms from the Mediterranean. Diatoms are a group of photosynthetic, single-celled algae containing about 10, 000 species

Foraminifera, light micrograph C016 / 8597
Foraminifera. Interphase contrast light micrograph of a selection of different foraminifera. Foraminifera are marine single-celled protozoa that construct

Diatoms, light micrograph C016 / 8600
Diatoms. Differential interference contrast (DIC) light micrograph of diatoms from the Mediterranean. Diatoms are a group of photosynthetic, single-celled algae containing about 10, 000 species

Green algae, light micrograph C016 / 8595
Green algae, Interphase contrast light micrograph. Magnification: x280, when printed 10 centimetres wide

Ciliate protozoan, light micrograph C016 / 8593
Ciliate protozoan. Differential interference contrast (DIC) light micrograph of a ciliate protozoan. Magnification: x280 when printed 10 centimetres wide

Hypotrich protozoan, light micrograph C016 / 8592
Hypotrich protozoan. Differential interference contrast (DIC) light micrograph of a Euplotes sp. hypotrich ciliate protozoan. Magnification: x280 when printed 10 centimetres wide

Fossil diatom, light micrograph C016 / 8586
Fossil diatom. Interphase contrast light micrograph of a fossilised diatom. Diatoms are a group of photosynthetic, single-celled algae containing about 10, 000 species

Hypotrich protozoan, light micrograph C016 / 8590
Hypotrich protozoan. Differential interference contrast (DIC) light micrograph of a Euplotes sp. hypotrich ciliate protozoan. Magnification: x280 when printed 10 centimetres wide

Rotifer with eggs, light micrograph C016 / 8588
Rotifer with eggs. Differential interference contrast (DIC) light micrograph of a rotifer (phylum Rotifera) carrying eggs (small, round)

Diatoms, light micrograph C016 / 8585
Diatoms. Interphase contrast light micrograph of two differently shaped diatoms. Diatoms are a group of photosynthetic, single-celled algae containing about 10, 000 species

Ciliate protozoan, light micrograph C016 / 8582
Ciliate protozoan. Differential interference contrast (DIC) light micrograph of a ciliate protozoan. Magnification: x280 when printed 10 centimetres wide

Fossil diatom, light micrograph C016 / 8583
Fossil diatom. Interphase contrast light micrograph of a fossilised diatom. Diatoms are a group of photosynthetic, single-celled algae containing about 10, 000 species

Paramecium bursaria protozoan C016 / 8579
Paramecium bursaria protozoan, phase-contrast light micrograph. This ciliate protozoan inhabits freshwater, where it feeds mainly on bacteria

Amoeba protozoan, light micrograph C016 / 8578
Amoeba protozoan. Phase-contrast light micrograph of an Amoeba sp. protozoan, showing its numerous pseudopodia (cytoplasmic extensions, leg-like)

Copepod larva, polarised light micrograph C016 / 8577
Copepod larva. Polarised light micrograph of a nauplius larva. A nauplius is the first larval stage of a crustacean in which the thorax and abdomen have not developed yet

Cicada infected with fungus C014 / 4581
Cicada infected with fungus. Close-up of a dead cicada (family Cicadidae) that has been killed by a parasitic fungus

Cicada infected with fungus C014 / 4582
Cicada infected with fungus. Dead cicada (family Cicadidae) that has been killed by a parasitic fungus

Cicada infected with fungus C014 / 4580
Cicada infected with fungus. Dead cicada (family Cicadidae) that has been killed by a parasitic fungus

Microalgae research. Biologist holding a Petri dish containing cultured diatom microalgae. Diatoms are photosynthetic, single-celled algae that form an important part of the plankton at the base of

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Microorganisms, the tiny wonders of life that exist all around us, are both fascinating and formidable. From the resilient water bear to the intricate structures captured in light micrographs, these microscopic creatures never cease to amaze. Infections spread by sneezing remind us of their potential impact on our health. The artwork depicting this transmission serves as a stark reminder of how easily these unseen organisms can wreak havoc within our bodies. The water bear, observed through scanning electron microscopy, showcases its remarkable resilience and adaptability. Its ability to survive extreme conditions has earned it the title of nature's toughest creature. Looking back at history, lithographs from 1906 reveal colonies of various bacteria that have plagued humanity for centuries. Haemophilus influenzae, Mycobacterium leprae, Micrococcus Gonorrhoea - each with their own unique characteristics and consequences for human health. Streptococcus pneumoniae takes center stage in another lithograph series; its bubble capsule highlighting its role in causing severe respiratory infections. These images serve as a testament to the ongoing battle between humans and disease-causing microorganisms throughout history. Spirochaetes Borrelia Recurrentis is responsible for Lyme disease - an illness that continues to affect countless individuals worldwide. A lithograph showcasing this spirillum highlights the importance of early detection and treatment when dealing with such infectious agents. Vibrio cholerae is yet another notorious bacterium depicted in a lithograph from 1906. This organism causes cholera outbreaks that have claimed countless lives over centuries past and present. Clostridium tetani reveals itself through spores in another captivating lithograph from 1906. This bacterium causes tetanus - a potentially deadly infection often associated with puncture wounds or contaminated objects. Lastly, Mycobacterium tuberculosis reminds us of one of humanity's oldest adversaries: tuberculosis. This ancient pathogen still poses significant challenges today despite medical advancements.