Is a Amphidinium a protist?

Amphidinium is a genus of dinoflagellates. The type for the genus is Amphidinium operculatum Claparède & Lachmann. The genus includes the species Amphidinium carterae which is used as a model organism. As dinoflagellates, Amphidinium spp. have chloroplasts….

Amphidinium
Family: Gymnodiniaceae
Genus: Amphidinium

What type of algae is Amphidinium Carteri?

dinoflagellates
Amphidinium carterae is a species of dinoflagellates. It was first described by Edward M. Hulburt in 1957, and was named in honour of the British phycologist Nellie Carter-Montford. The type locality is Great Pond, Barnstable County, Massachusetts, USA.

What does the term dinoflagellates mean?

: any of an order (Dinoflagellata) of chiefly marine planktonic usually solitary unicellular phytoflagellates that include luminescent forms, forms important in marine food chains, and forms causing red tide.

How do dinoflagellates eat?

They may be photosynthetic or non-photosynthetic; about half the species fall into each category. Non-photosynthetic species of dinoflagellates feed on diatoms or other protists (including other dinoflagellates); the genus Noctiluca is large enough to eat fish eggs, and is able to swallow protists larger than itself.

What are dinoflagellates used for?

In addition to their role as red-tide organisms, marine dinoflagellates are important member of oceanic phytoplankton, and as symbionts with reef-building corals (e.g., zooxanthellae such as Symbiodinium; Battey, 1992; Blank, 1992) they are vital to maintaining coral reef systems; bleaching occurs when dinoflagellates …

Are dinoflagellates harmful to humans?

Dinoflagellates can be harmful to humans. Their toxins attack the neurological system, causing illnesses such as Amnesic Shellfish Poisoning, Ciguatera Fish Poisoning, and Possible Estuarine Associated Syndrome.

Why are dinoflagellates toxic?

It is known that most dinoflagellate toxins are neurotoxins, which interact with the specific receptors associated with neurotransmitter receptors, or voltage-sensitive ion channels (Figure 1), resulting in the observed neurotoxicity [12].

Why are dinoflagellates harmful to humans?

There are some dinoflagellates which are parasites on fish or on other protists. When this happens many kinds of marine life suffer, for the dinoflagellates produce a neurotoxin which affects muscle function in susceptible organisms. Humans may also be affected by eating fish or shellfish containing the toxins.

Are dinoflagellates harmful or helpful?

Dinoflagellates are an important component of marine ecosystems as primary producers as well as parasites, symbionts, and micrograzers. They also produce some of the most potent toxins known and are the main source of toxic red tides and other forms of fish and shellfish poisoning.

Are diatoms harmful to humans?

Some diatoms and dinoflagellates can produce toxins (poisons). When people or animals are exposed to these toxins, they can become sick.

How do dinoflagellates affect humans?

How are diatoms used by humans?

A very common use for diatoms is for filtration. The fine structures of diatom shells trap foreign particles in fluids, such as dirt, lint, hair and some other microscopic organisms. Diatoms are often used to filter water, particularly water in hot tubs and swimming pools.

Where did the Amphidinium carterae get its name?

Amphidinium carterae is a species of dinoflagellates. It was first described by Edward M. Hulburt in 1957, and was named in honour of the British phycologist Nellie Carter-Montford. The type locality is Great Pond, Barnstable County, Massachusetts, USA.

How is Amphidinium carterae used as a model organism?

Amphidinium carterae is a photosynthetic organism and can be cultured in the laboratory under suitable conditions of temperature and light. It is a peridinin-containing dinoflagellate, and has been used as a model organism for research.

What kind of disease does Amphidinium carterae cause?

Amphidinium carterae is a toxic species and sometimes causes harmful algal blooms which are associated with marine, toxin-derived disease. The presence of this species adversely affects the embryonic development of sea urchins for example.

How does Amphidinium carterae affect sea urchins?

Amphidinium carterae is a species that sometimes causes algal blooms. In laboratory, the presence of a lysate of an A. carterae strain affects the embryonic development of sea urchins. Amphidinium carterae is a photosynthetic organism and can be cultured in the laboratory under suitable conditions of temperature and light.

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