Photo Researchers ftp March 2011

Light micrograph of a transverse section of termite gut for Trichonympha, protists that live in the intestines of most termite species. Trichonympha a...

Light micrograph (LM) of the ciliate species Coleps hirtus (living). Phase contrast. Magnification 250x at 35mm.

Nomarski Interference Contrast microscopy of living moss cells. Magnification x200 @ 35mm.

Nomarski Interference Contrast microscopy of living moss cells. Magnification x200 @ 35mm.

Light micrograph of Chilomonas, a cryptomonad flagellate. Magnification 75X at 35mm.

Light micrograph showing the ciliate species Stentor coeruleus. Magnification 75x at 35mm.

Light micrograph showing the ciliate species Stentor coeruleus. Magnification 75x at 35mm.

Light micrograph showing the ciliate species Stentor coeruleus; living specimen. Magnification 100x at 35mm.

Light micrograph of the giant amoeba species Chaos carolinensis; magnification 30X at 35mm. 5th of 5 images in a sequence focusing on the movement of...

Light micrograph of the giant amoeba species Chaos carolinensis; magnification 30X at 35mm. 4th of 5 images in a sequence focusing on the movement of...

Light micrograph of the giant amoeba species Chaos carolinensis; magnification 30X at 35mm. 3rd of 5 images in a sequence focusing on the movement of...

Light micrograph of the giant amoeba species Chaos carolinensis; magnification 30X at 35mm. 2nd of 5 images in a sequence focusing on the movement of...

Light micrograph of the giant amoeba species Chaos carolinensis; magnification 30X at 35mm. 1st of 5 images in a sequence focusing on the movement of...

Light micrograph showing the ciliate species Stentor coeruleus; living specimen, base detail. Magnification 100x at 35mm.

Light micrograph (LM) of Paramecium caudatum, showing pellicle and oral cilia. Magnification 160x at 35mm.

Light micrograph of Chilomonas, a cryptomonad flagellate. Magnification 75X at 35mm.

Light micrograph of ciliate in the genus Vorticella (living). Magnification 160x at 35mm.

Light micrograph (LM) of the hypotrich ciliate protozoan Euplotes. Magnification 160x at 35mm.

Light micrograph of ciliate in the genus Vorticella (living). Magnification 160x at 35mm.

Light micrograph of a gastrotrich in the genus Lepidodermella. Magnification 100x at 35mm.

Light micrograph (LM) of Didinium nasutum, showing nucleus. Magnification 160x at 35mm.

Light micrograph (LM) showing Paramecium bursaria (living), a species of ciliate protozoan that has a mutualistic symbiotic relationship with the gree...

Light micrograph (LM) showing Paramecium bursaria (living), a species of ciliate protozoan that has a mutualistic symbiotic relationship with the gree...

Light micrograph (LM) of Paramecium aurelia. Magnification 100x at 35mm.

Light micrograph of a group of fossil shells belonging to the order known as Foraminifera. It comprises unicellular protozoans whose shells form an im...

Light micrograph of the giant amoeba species Chaos carolinensis, at rest and contracted; magnification 100X at 35mm.

Light micrograph of the giant amoeba species Chaos carolinensis, at rest and contracted; magnification 100X at 35mm.

Light micrograph of a group of fossil shells belonging to the order known as Foraminifera. It comprises unicellular protozoans whose shells form an im...

Light micrograph (LM) of Paramecium aurelia. Magnification 100x at 35mm.

Light micrograph (LM) of the hypotrich ciliate protozoan Euplotes. Magnification 160x at 35mm.

Light micrograph (LM) of Paramecium aurelia. Magnification 100x at 35mm.

Light micrograph (LM) showing Paramecium bursaria (living), a species of ciliate protozoan that has a mutualistic symbiotic relationship with the gree...

Light micrograph (LM) of Paramecium caudatum. Annular illumination. Magnification 100x at 35mm.

Light micrograph (LM) of Peranema trichophorum (living specimen), a euglenoid flagellate; phase contrast, magnification 150X at 35mm.

Light micrograph showing Amoeba proteus, living. Nomarski Interference, magnification 50x at 35mm.

Light micrograph of Gonium pectorale, a colonial algae. Anoptral contrast; magnification X200 at 35mm.

Light micrograph of Euglena viridis, a typical euglenoid flagellate; squash preparation to show pellicle strips. Anoptral contrast, magnification 400X...

Light micrograph of a ciliate in the genus Paramecium, showing contractile vacuoles. Compressed; Nomarski Interference Contrast. Magnification 160x at...

Light micrograph of Euglena, living specimens; brightfield, magnification 160X at 35mm.

Scanning electron micrograph of rods and cones in the human eye, magnified x2500. Rods are long nerve cells which respond to dim light, enabling image...

Light micrograph showing the trophozoite of the parasitic protozoan Entamoeba histolytica; magnification 200x at 35mm.

Light Micrograph (LM) of a section of human lung alveolus containing Pneumocystis jirovecii (formerly known as P. carinii). Pneumocystis jirovecii is...

Light micrograph (LM) of Arcella, a testacean amoeba. Living specimen. Magnification 180x at 35mm, phase contrast.

Light micrograph of Foraminiferous limestone from a quarry near Bristol, United Kingdom; under polarized light, magnification 16x at 35mm.

Light micrograph of the ciliate Loxophyllum, living specimen. Anoptral contrast, magnification 60x at 35mm.

Light micrograph of longitudinal section of young sporangium on Pellia. Magnification x8 @ 35mm.

Transmission electron micrograph (TEM) of plasmids. Plasmids are symbiotic pieces of DNA (deoxyribonucleic acid) that occur in bacteria and yeast. The...

Light micrograph (LM) of Actinosphaerium, a common freshwater protist. Darkfield, magnification 25x at 35mm.

Light micrograph showing Vorticella ciliates. Darkfield illumination, magnification x20 at 35mm.

Light micrograph (LM) of a ciliate in the genus Stentor, seen in gelatinous tube in a duckweed. Magnification 10x at 35mm.