Round Worm Collection

C. elegans worms, light micrograph
C. elegans worms. Differential interference contrast micrograph of an adult Caenorhabditis elegans worm (centre) surrounded by C. elegans larvae hatching from eggs

Nematode worm, SEM
Nematode worm, coloured scanning electron micrograph (SEM). Nematode worms are small worms that are unsegmented. Depending on the species, a nematode worm may be parasitic or free-living

Wuchereria bancrofti parasite
Wuchereria bancrofti. Light micrograph of the microfilaria larval stage of the parasitic worm Wuchereria bancrofti, which causes filariasis in humans. W

C. elegans worm
Caenorhabditis elegans nematode worm, light micrograph. This soil-dwelling hermaphrodite nematode worm is one of the most studied animals in biological and genetic research

Common earthworm (Lumbricus terrestris). This is an annelid worm that inhabits soil, feeding on organic material

Roundworm germ cells, light micrograph C016 / 9538
Roundworm germ cells. Light micrograph of germ cells from a roundworm (Ascaris sp.), undergoing mitosis (nuclear division)

LM of Brugia malayi, worm causing human filariasis
Brugia malayi. Light micrograph of many parasitic nematode worms (Brugia malayi), cause of human lymphatic filariasis (elephantiasis). The gut can be seen in these small transparent worms

False col SEM of nematode worm on sample of peat
False-colour scanning electron micrograph of a nematode worm on a sample of peat. The micrograph shows the layer of " green slime" which often appears on peat & other organic surfaces

F / col SEM of mirofilariae (larval roundworms)
False-colour scanning electron micrograph (SEM) of the microfilariae (larval worms) of an unidentified nematode roundworm

Whipworm parasite. Light micrograph of an adult male whipworm (Trichuris trichiura), a nematode parasite of humans. The front of the worm (upper left) is narrow and pointed like a hair or whip

Artwork of various intestinal parasites and gut
Intestinal parasites. Artwork showing the human intestines (pink) surrounded by various parasitic worms which can live in them

Nematode worm, transverse sections
Nematode worm. Light micrograph of three transverse sections through the body of a female round unsegmented worm (Ascaris lumbricoides)

Micrograph of the first larval stage of roundworm

Nematode worms, SEM
Nematode worm. Scanning electron micrograph of a juvenile Heterorhabditis bacteriophora nematode worm (centre) shedding its cuticle (outer coat, centre right) as it develops into an adult

LM of 1st larval stage of dog roundworm

Freshwater nematode worm, SEM
Freshwater nematode worm, coloured scanning electron micrograph (SEM). This is a free-living worm. Nematodes are small unsegmented worms that may be parasitic or free-living depending upon the species

Cubic close-packed crystal structure
Haemoglobin molecule. Computer artwork showing the structure of a haemoglobin molecule. Haemoglobin is a metalloprotein that transports oxygen around the body in red blood cells

LM of the nematode worm, Caenorhabditis elegans
Light micrograph of Caenorhabditis elegans, a soil-dwelling bisexual nematode worm which feeds on bacteria

Artwork of hookworm clinging to intestinal lining

Hookworm head, artwork

Nematode infection, light micrograph
Nematode infection. Light micrograph of a section through a stomach infected with parasitic nematode worms (purple). Food debris (orange) is also seen

Microfilaria worms, light micrograph
Microfilaria worms. Light micrograph of microfilaria worms (family Onchocercidae) in a blood smear. This is an early stage in the life cycle of some parasitic nematodes worms

Rotifer feeding, light micrograph
Rotifer feeding. Light micrograph of a rotifer (centre) feeding on an alga (green, left). Rotifers (phylum Rotifera) are microscopic aquatic animals that are related to roundworms

Worm feeding on algae, light micrograph
Worm feeding on algae. Light micrograph of an microscopic annelid worm (subclass Oligochaeta, upper left) feeding on green algae

Philodina rotifer, light micrograph
Philodina rotifer. Light micrograph of a Philodina roseola rotifers head, showing its mouthparts (left). Rotifers are microscopic aquatic animals that are related to roundworms

Heartworms, light micrograph
Heartworms. Light micrograph of three Dirofilaria immitis heartworms

Threadworm, light micrograph
Threadworm. Light micrograph of a female Enterobius vermicularis threadworm. Threadworms are nematode worms that parasitise the large intestine and caecum of many animals

Ascaris roundworm, light micrograph

C. elegans mutant worm, light micrograph
C. elegans worm. Differential interference contrast micrograph of a rolling mutant Caenorhabditis elegans worm. Rolling mutants move in a circular, rather then the normal sinusoidal, path

C. elegans worm, light micrograph
C. elegans worm. Differential interference contrast micrograph of a Caenorhabditis elegans larva. The head is at bottom left

Rotifer foot, light micrograph. Rotifers are microscopic aquatic animals that are related to roundworms. The hair-like cilia surrounding the rotifers mouth (right) are used to trap food particles

Caenorhabditis elegans, micrograph
Caenorhabditis elegans. Fluorescence micrograph of the transparent nematode (roundworm) worm Caenorhabditis elegans

Threadworm, SEM
Threadworm. Coloured scanning electron micrograph (SEM) of the head of a thread worm (Enterobius sp.). This is a nematode worm that is a parasite of the small intestines of numerous animals

Lepadella rotifer, light micrograph
Rotifer. Differential interference contrast micrograph of a Lepadella sp. rotifer. Rotifers are microscopic aquatic animals that are related to roundworms

Marine nematode worm, light micrograph
Marine nematode worm. Differential interference contrast micrograph of a marine nematode worm found in the North Sea. Magnification: x300 when printed at 10 centimetres wide

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The round worm, also known as the nematode worm, is a fascinating creature that comes in various forms. One of the most well-known species is C. Elegans, which has been extensively studied in scientific research. Through light micrographs and scanning electron microscopy (SEM), we can observe the intricate details of these worms. In one image captured by SEM, we see a nematode worm with its elongated body and distinct features. These parasitic nematodes are notorious for causing diseases in humans and animals alike. Their ability to adapt and survive in different environments is truly remarkable. Another light micrograph showcases roundworm germ cells under magnification. The delicate structures within these cells highlight their importance in reproduction and genetic diversity. Similarly, another image reveals more roundworm germ cells, emphasizing their significance in the life cycle of these organisms. Moving on to C. Elegans specifically, an LM image provides us with a closer look at this model organism's anatomy. Its transparent body allows researchers to easily study its internal organs and developmental processes. Artwork depicting Ascaris sp. , a type of nematode worm found in the human intestine, gives us an artistic representation of these creatures' presence within our bodies. This serves as a reminder that not all interactions between humans and worms are beneficial or harmless. Brugia malayi is another example of a parasitic nematode worm that causes human filariasis - a debilitating disease affecting millions worldwide. A light micrograph captures its structure, highlighting the need for further research into prevention methods and treatments for such infections. Lastly, an SEM image shows false coloration applied to showcase a nematode worm found on peat samples – demonstrating how diverse these organisms can be even when living within seemingly inhospitable environments.