Sem Stock Photos and Images

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Sem Stock Photos and Images

Saliva and bacteria. Coloured scanning electron micrograph (SEM) of a bacterial biofilm from saliva. This cluster of round bacteria (cocci) are linked together by stands of eDNA (extracellular deoxyribonucleic acid). The eDNA helps the biofilm to adhere to oral surfaces and contributes to antimicrobial resistance. Stock Photo

RFFDB9K1–Saliva and bacteria. Coloured scanning electron micrograph (SEM) of a bacterial biofilm from saliva. This cluster of round bacteria (cocci) are linked together by stands of eDNA (extracellular deoxyribonucleic acid). The eDNA helps the biofilm to adhere to oral surfaces and contributes to antimicrobial resistance.

Coloured scanning electron micrograph (SEM) of fungal cells. The round structures are sporangia, which house the fungus' Stock Photo

RFEXBN55–Coloured scanning electron micrograph (SEM) of fungal cells. The round structures are sporangia, which house the fungus'

RFEXBN52–Coloured scanning electron micrograph (SEM) of fungal cells. The round structures are sporangia, which house the fungus'

RFEXBN59–Coloured scanning electron micrograph (SEM) of fungal cells. The round structures are sporangia, which house the fungus'

RFEXBN4Y–Coloured scanning electron micrograph (SEM) of fungal cells. The round structures are sporangia, which house the fungus'

RFEXBN53–Coloured scanning electron micrograph (SEM) of fungal cells. The round structures are sporangia, which house the fungus'

RFEXBN54–Coloured scanning electron micrograph (SEM) of fungal cells. The round structures are sporangia, which house the fungus'

RFEXBN4R–Coloured scanning electron micrograph (SEM) of fungal cells. The round structures are sporangia, which house the fungus'

RFEXBN4X–Coloured scanning electron micrograph (SEM) of fungal cells. The round structures are sporangia, which house the fungus'

RFEXBN50–Coloured scanning electron micrograph (SEM) of fungal cells. The round structures are sporangia, which house the fungus'

RFEXBN51–Coloured scanning electron micrograph (SEM) of fungal cells. The round structures are sporangia, which house the fungus'

RFEXBN4W–Coloured scanning electron micrograph (SEM) of fungal cells. The round structures are sporangia, which house the fungus'

RFEXBN56–Coloured scanning electron micrograph (SEM) of fungal cells. The round structures are sporangia, which house the fungus'

Coloured scanning electron micrograph (SEM) of fungal cells. At centre is a sporangiaum, which houses the fungus' reproductive Stock Photo

RFEXBN4K–Coloured scanning electron micrograph (SEM) of fungal cells. At centre is a sporangiaum, which houses the fungus' reproductive

RFEXBN4N–Coloured scanning electron micrograph (SEM) of fungal cells. At centre is a sporangiaum, which houses the fungus' reproductive

RFEXBN4P–Coloured scanning electron micrograph (SEM) of fungal cells. At centre is a sporangiaum, which houses the fungus' reproductive

RFEXBN4M–Coloured scanning electron micrograph (SEM) of fungal cells. At centre is a sporangiaum, which houses the fungus' reproductive

RFEXBN4G–Coloured scanning electron micrograph (SEM) of fungal cells. At centre is a sporangiaum, which houses the fungus' reproductive

RFEXBN4H–Coloured scanning electron micrograph (SEM) of fungal cells. At centre is a sporangiaum, which houses the fungus' reproductive

RFEXBN4E–Coloured scanning electron micrograph (SEM) of fungal cells. At centre is a sporangiaum, which houses the fungus' reproductive

RFEXBN4T–Coloured scanning electron micrograph (SEM) of fungal cells. At centre is a sporangiaum, which houses the fungus' reproductive

Coloured scanning electron micrograph (SEM) of rod-shaped (bacillus) and round (coccus) bacteria. Stock Photo

RFFDB9JK–Coloured scanning electron micrograph (SEM) of rod-shaped (bacillus) and round (coccus) bacteria.

RFFDB9JP–Coloured scanning electron micrograph (SEM) of rod-shaped (bacillus) and round (coccus) bacteria.

RFFDB9JM–Coloured scanning electron micrograph (SEM) of rod-shaped (bacillus) and round (coccus) bacteria.

RFFDB9JN–Coloured scanning electron micrograph (SEM) of rod-shaped (bacillus) and round (coccus) bacteria.

Coloured scanning electron micrograph (SEM) of Escherichia coli bacteria. The tubes connecting the bacteria are pili, which are Stock Photo

RFEXBN60–Coloured scanning electron micrograph (SEM) of Escherichia coli bacteria. The tubes connecting the bacteria are pili, which are

RFEXBN62–Coloured scanning electron micrograph (SEM) of Escherichia coli bacteria. The tubes connecting the bacteria are pili, which are

RFEXBN64–Coloured scanning electron micrograph (SEM) of Escherichia coli bacteria. The tubes connecting the bacteria are pili, which are

Coloured scanning electron micrograph (SEM) of Escherichia coli bacteria. Magnification: x27,800 when printed at 10 centimetres Stock Photo

RFEXBN5T–Coloured scanning electron micrograph (SEM) of Escherichia coli bacteria. Magnification: x27,800 when printed at 10 centimetres

RFEXBN5Y–Coloured scanning electron micrograph (SEM) of Escherichia coli bacteria. Magnification: x27,800 when printed at 10 centimetres

RFEXBN5W–Coloured scanning electron micrograph (SEM) of Escherichia coli bacteria. Magnification: x27,800 when printed at 10 centimetres

RFEXBN5X–Coloured scanning electron micrograph (SEM) of Escherichia coli bacteria. Magnification: x27,800 when printed at 10 centimetres

RFFDB9K0–Saliva and bacteria. Coloured scanning electron micrograph (SEM) of a bacterial biofilm from saliva. This cluster of round bacteria (cocci) are linked together by stands of eDNA (extracellular deoxyribonucleic acid). The eDNA helps the biofilm to adhere to oral surfaces and contributes to antimicrobial resistance.

RFFDB9K2–Saliva and bacteria. Coloured scanning electron micrograph (SEM) of a bacterial biofilm from saliva. This cluster of round bacteria (cocci) are linked together by stands of eDNA (extracellular deoxyribonucleic acid). The eDNA helps the biofilm to adhere to oral surfaces and contributes to antimicrobial resistance.

RFFDB9JY–Saliva and bacteria. Coloured scanning electron micrograph (SEM) of a bacterial biofilm from saliva. This cluster of round bacteria (cocci) are linked together by stands of eDNA (extracellular deoxyribonucleic acid). The eDNA helps the biofilm to adhere to oral surfaces and contributes to antimicrobial resistance.

Streptomyces coelicoflavus bacteria. Coloured scanning electron micrograph (SEM) of strands of Streptomyces coelicoflavus Stock Photo

RFF5PMPF–Streptomyces coelicoflavus bacteria. Coloured scanning electron micrograph (SEM) of strands of Streptomyces coelicoflavus

Oral bacteria. Coloured scanning electron micrograph (SEM) of mixed oral bacteria (cocci and bacilli). Stock Photo

RFF5PMR9–Oral bacteria. Coloured scanning electron micrograph (SEM) of mixed oral bacteria (cocci and bacilli).

RFF5PMR2–Streptomyces coelicoflavus bacteria. Coloured scanning electron micrograph (SEM) of strands of Streptomyces coelicoflavus

RFF5PMR0–Streptomyces coelicoflavus bacteria. Coloured scanning electron micrograph (SEM) of strands of Streptomyces coelicoflavus

Streptomyces coelicoflavus bacteria. Coloured scanning electron micrograph (SEM) of Streptomyces coelicoflavus bacteria Stock Photo

RFF5PMR4–Streptomyces coelicoflavus bacteria. Coloured scanning electron micrograph (SEM) of Streptomyces coelicoflavus bacteria

RFF5PMR5–Streptomyces coelicoflavus bacteria. Coloured scanning electron micrograph (SEM) of Streptomyces coelicoflavus bacteria

RFF5PMR3–Streptomyces coelicoflavus bacteria. Coloured scanning electron micrograph (SEM) of Streptomyces coelicoflavus bacteria

RFF5PMR1–Streptomyces coelicoflavus bacteria. Coloured scanning electron micrograph (SEM) of strands of Streptomyces coelicoflavus

RFF5PMPE–Streptomyces coelicoflavus bacteria. Coloured scanning electron micrograph (SEM) of strands of Streptomyces coelicoflavus

Streptococcus bacteria. Coloured scanning electron micrograph (SEM) of chains of Streptococcus bacteria with Streptomyces Stock Photo

RFF5PMPN–Streptococcus bacteria. Coloured scanning electron micrograph (SEM) of chains of Streptococcus bacteria with Streptomyces

RFF5PMPM–Streptococcus bacteria. Coloured scanning electron micrograph (SEM) of chains of Streptococcus bacteria with Streptomyces

RFF5PMPH–Streptomyces coelicoflavus bacteria. Coloured scanning electron micrograph (SEM) of Streptomyces coelicoflavus bacteria

RFF5PMPJ–Streptomyces coelicoflavus bacteria. Coloured scanning electron micrograph (SEM) of Streptomyces coelicoflavus bacteria

RFF5PMPD–Streptomyces coelicoflavus bacteria. Coloured scanning electron micrograph (SEM) of strands of Streptomyces coelicoflavus

RFF5PMPK–Streptococcus bacteria. Coloured scanning electron micrograph (SEM) of chains of Streptococcus bacteria with Streptomyces

RFF5PMPG–Streptomyces coelicoflavus bacteria. Coloured scanning electron micrograph (SEM) of Streptomyces coelicoflavus bacteria

Actinomyces viscosus bacteria. Coloured scanning electron micrograph (SEM) of strands of Actinomyces viscosus. Actinomyces Stock Photo

RFF5PMR8–Actinomyces viscosus bacteria. Coloured scanning electron micrograph (SEM) of strands of Actinomyces viscosus. Actinomyces

RFF5PMR6–Actinomyces viscosus bacteria. Coloured scanning electron micrograph (SEM) of strands of Actinomyces viscosus. Actinomyces

RFF5PMR7–Actinomyces viscosus bacteria. Coloured scanning electron micrograph (SEM) of strands of Actinomyces viscosus. Actinomyces

Staphylococcus bacteria, coloured scanning electron micrograph (SEM). Staphylococcus bacteria are an example of cocci (round Stock Photo

RFF5PMGT–Staphylococcus bacteria, coloured scanning electron micrograph (SEM). Staphylococcus bacteria are an example of cocci (round

RFF5PMGW–Staphylococcus bacteria, coloured scanning electron micrograph (SEM). Staphylococcus bacteria are an example of cocci (round

RFF5PMGR–Staphylococcus bacteria, coloured scanning electron micrograph (SEM). Staphylococcus bacteria are an example of cocci (round

RFF5PMPC–Oral bacteria. Coloured scanning electron micrograph (SEM) of mixed oral bacteria (cocci and bacilli).

RFF5PMGP–Staphylococcus bacteria, coloured scanning electron micrograph (SEM). Staphylococcus bacteria are an example of cocci (round

Oral bacteria. Coloured scanning electron micrograph (SEM) of mixed oral bacteria (Streptococcus, round) with some bacilli Stock Photo

RFF5PMPA–Oral bacteria. Coloured scanning electron micrograph (SEM) of mixed oral bacteria (Streptococcus, round) with some bacilli

RFF5PMPB–Oral bacteria. Coloured scanning electron micrograph (SEM) of mixed oral bacteria (Streptococcus, round) with some bacilli

RFF5PMP9–Oral bacteria. Coloured scanning electron micrograph (SEM) of mixed oral bacteria (Streptococcus, round) with some bacilli

MRSA bacteria. Coloured scanning electron micrograph (SEM) of methicillin-resistant Staphylococcus aureus (MRSA) bacteria Stock Photo

RFF5PMH0–MRSA bacteria. Coloured scanning electron micrograph (SEM) of methicillin-resistant Staphylococcus aureus (MRSA) bacteria

RFF5PMGY–MRSA bacteria. Coloured scanning electron micrograph (SEM) of methicillin-resistant Staphylococcus aureus (MRSA) bacteria

RFF5PMGX–MRSA bacteria. Coloured scanning electron micrograph (SEM) of methicillin-resistant Staphylococcus aureus (MRSA) bacteria

Quartz crystals, coloured scanning electron micrograph (SEM). This silicate mineral is a form of silica (silicon dioxide). Stock Photo

RFF5PMGM–Quartz crystals, coloured scanning electron micrograph (SEM). This silicate mineral is a form of silica (silicon dioxide).

Oral bacteria. Coloured scanning electron micrograph (SEM) of mixed oral bacteria (Streptococcus, round) and bacilli bacteria, Stock Photo

RFF5PMPP–Oral bacteria. Coloured scanning electron micrograph (SEM) of mixed oral bacteria (Streptococcus, round) and bacilli bacteria,

RFF5PMPR–Oral bacteria. Coloured scanning electron micrograph (SEM) of mixed oral bacteria (Streptococcus, round) and bacilli bacteria,

RFF5PMPT–Oral bacteria. Coloured scanning electron micrograph (SEM) of mixed oral bacteria (Streptococcus, round) and bacilli bacteria,

RFF5PMGN–Quartz crystals, coloured scanning electron micrograph (SEM). This silicate mineral is a form of silica (silicon dioxide).

RFF5PMGK–Quartz crystals, coloured scanning electron micrograph (SEM). This silicate mineral is a form of silica (silicon dioxide).

Oral bacteria. Coloured scanning electron micrograph (SEM) of mixed oral bacteria, consisting mostly of rod-shaped bacteria Stock Photo

RFF5PMPW–Oral bacteria. Coloured scanning electron micrograph (SEM) of mixed oral bacteria, consisting mostly of rod-shaped bacteria

RFF5PMPX–Oral bacteria. Coloured scanning electron micrograph (SEM) of mixed oral bacteria, consisting mostly of rod-shaped bacteria

RFF5PMPY–Oral bacteria. Coloured scanning electron micrograph (SEM) of mixed oral bacteria, consisting mostly of rod-shaped bacteria

Red blood cells. Coloured scanning electron micrograph (SEM) of human red blood cells (erythrocytes). Stock Photo

RFB6DYXW–Red blood cells. Coloured scanning electron micrograph (SEM) of human red blood cells (erythrocytes).

RFC9657D–Cat flea, SEM

Scientist looking at scanning electron micrographs (SEMs) of different nanofibre structures. Stock Photo

RFPG98K6–Scientist looking at scanning electron micrographs (SEMs) of different nanofibre structures.

Scientists looking at scanning electron micrographs (SEMs) of different nanofibre structures. Stock Photo

RFPG98K5–Scientists looking at scanning electron micrographs (SEMs) of different nanofibre structures.

Gastrotrich eggs. Coloured scanning electron micrograph (SEM) of a Chaetonotus sp. gastrotrich eggs. Gastrotrichs are microscopic, worm-like animals f Stock Photo

RF2D073A2–Gastrotrich eggs. Coloured scanning electron micrograph (SEM) of a Chaetonotus sp. gastrotrich eggs. Gastrotrichs are microscopic, worm-like animals f

RF2D073A8–Gastrotrich eggs. Coloured scanning electron micrograph (SEM) of a Chaetonotus sp. gastrotrich eggs. Gastrotrichs are microscopic, worm-like animals f

Kidney glomeruli. Coloured scanning electron micrograph (SEM) of a resin cast of glomeruli capillaries and the larger blood vessels supplying them wit Stock Photo

RF2D0738M–Kidney glomeruli. Coloured scanning electron micrograph (SEM) of a resin cast of glomeruli capillaries and the larger blood vessels supplying them wit

RF2D07392–Kidney glomeruli. Coloured scanning electron micrograph (SEM) of a resin cast of glomeruli capillaries and the larger blood vessels supplying them wit

Zebrafish young. Coloured scanning electron micrograph (SEM) of newly-hatched zebrafish (Danio rerio) young or fry. These fish are used to study embry Stock Photo

RF2D073AB–Zebrafish young. Coloured scanning electron micrograph (SEM) of newly-hatched zebrafish (Danio rerio) young or fry. These fish are used to study embry

Ovarian cancer cells. Coloured scanning electron micrograph (SEM) of ovarian cancer cells. Cancer cells are typically large, have an irregular surface Stock Photo

RFPX6BE7–Ovarian cancer cells. Coloured scanning electron micrograph (SEM) of ovarian cancer cells. Cancer cells are typically large, have an irregular surface

Colorectal cancer cell. Coloured scanning electron micrograph (SEM) of a cancer cell from the human colon (large intestine). Cancer of the colon is al Stock Photo

RFRTXGEX–Colorectal cancer cell. Coloured scanning electron micrograph (SEM) of a cancer cell from the human colon (large intestine). Cancer of the colon is al

Activated T lymphocytes and red blood cells (RBCs). Coloured scanning electron micrograph (SEM) of activated T lymphocytes and RBCs from a human blood Stock Photo

RFMMEJE1–Activated T lymphocytes and red blood cells (RBCs). Coloured scanning electron micrograph (SEM) of activated T lymphocytes and RBCs from a human blood

Dividing yeast cells. Coloured scanning electron micrograph (SEM) of Schizosaccharomyces pombe yeast cells dividing. S. pombe is a single-celled fungu Stock Photo

RFPX6BEW–Dividing yeast cells. Coloured scanning electron micrograph (SEM) of Schizosaccharomyces pombe yeast cells dividing. S. pombe is a single-celled fungu

Phasmarhabditis hermaphrodita. Coloured scanning electron micrograph (SEM) of Phasmarhabditis hermaphrodita. Phasmarhabditis hermaphrodita is a micros Stock Photo

RFRTXGEM–Phasmarhabditis hermaphrodita. Coloured scanning electron micrograph (SEM) of Phasmarhabditis hermaphrodita. Phasmarhabditis hermaphrodita is a micros

RFRTXGED–Phasmarhabditis hermaphrodita. Coloured scanning electron micrograph (SEM) of Phasmarhabditis hermaphrodita. Phasmarhabditis hermaphrodita is a micros

RFRTXGEE–Phasmarhabditis hermaphrodita. Coloured scanning electron micrograph (SEM) of Phasmarhabditis hermaphrodita. Phasmarhabditis hermaphrodita is a micros

Coccoliths. Scanning electron micrograph (SEM) of coccoliths from a coccolithophore. Coccolithophore algal organisms are calcareous phytoplankton and Stock Photo

RF2C9JX6C–Coccoliths. Scanning electron micrograph (SEM) of coccoliths from a coccolithophore. Coccolithophore algal organisms are calcareous phytoplankton and

Tapeworm cysticercus. Scanning electron micrograph (SEM) of the head of the bladder worm or cysticercus stage of the pork tapeworm (Taenia solium), an Stock Photo

RFRBT0ER–Tapeworm cysticercus. Scanning electron micrograph (SEM) of the head of the bladder worm or cysticercus stage of the pork tapeworm (Taenia solium), an

RFRBT0DP–Tapeworm cysticercus. Scanning electron micrograph (SEM) of the head of the bladder worm or cysticercus stage of the pork tapeworm (Taenia solium), an

Human hair (Caucasian, brunette), coloured scanning electron micrograph (SEM). The outer layer of hair (the cuticle) has overlapping scales of keratin Stock Photo

RFRTXGEG–Human hair (Caucasian, brunette), coloured scanning electron micrograph (SEM). The outer layer of hair (the cuticle) has overlapping scales of keratin

RFRTXGEH–Human hair (Caucasian, brunette), coloured scanning electron micrograph (SEM). The outer layer of hair (the cuticle) has overlapping scales of keratin

Stomach lining. Coloured scanning electron micrograph (SEM) of the glandular lining (mucosa) of the stomach. The gastric mucosa secretes the digestive Stock Photo

RF2BT3PNN–Stomach lining. Coloured scanning electron micrograph (SEM) of the glandular lining (mucosa) of the stomach. The gastric mucosa secretes the digestive

RF2BT3PJJ–Stomach lining. Coloured scanning electron micrograph (SEM) of the glandular lining (mucosa) of the stomach. The gastric mucosa secretes the digestive

Tendon, coloured scanning electron micrograph (SEM), showing bundles of collagen fibres. The parallel alignment of the fibres make tendons inelastic b Stock Photo

RFRTXGEK–Tendon, coloured scanning electron micrograph (SEM), showing bundles of collagen fibres. The parallel alignment of the fibres make tendons inelastic b

RFRTXGER–Tendon, coloured scanning electron micrograph (SEM), showing bundles of collagen fibres. The parallel alignment of the fibres make tendons inelastic b

Mouse damaged cable. Coloured scanning electron micrograph (SEM) of a mains cable damaged by mice. Mice are rodents, and their teeth constantly grow, Stock Photo

RF2C9JX63–Mouse damaged cable. Coloured scanning electron micrograph (SEM) of a mains cable damaged by mice. Mice are rodents, and their teeth constantly grow,

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