Search results
Results from the WOW.Com Content Network
Shellfish poisoning includes four syndromes that share some common features and are primarily associated with bivalve molluscs (such as mussels, clams, oysters and scallops.) [1] As filter feeders, these shellfish may accumulate toxins produced by microscopic organisms, such as cyanobacteria, diatoms and dinoflagellates.
DSP and its symptoms usually set in within about half an hour of ingesting infected shellfish, and last for about one day. The causative poison is okadaic acid, which inhibits intestinal cellular dephosphorylation. [1] This causes the cells to become very water-permeable and the host to profusely defecate into a high risk of dehydration.
The symptoms of poisoning vary depending on substance, the quantity a dog has consumed, the breed and size of the mammal.A common list of symptoms are digestion problems, such as vomiting, diarrhea, or blood in stool; bruising and bleeding gums, nose, or inside the ear canal; behavioral changes, such as lethargy, hyperactivity, and seizures; unusual items found in the dog's stool.
Paralytic shellfish poisoning, or PSP, happens after consuming shellfish contaminated with saxitoxin, which can cause gastrointestinal distress, neurological symptoms, and a sensation of ...
Shellfish containing 80 or more micrograms of saxitoxin per 100g of edible shellfish tissue are deemed to be unsafe for human consumption. [16] Currently, there is no antidote for PSP neurotoxins. Most PSP patients suffer only minor symptoms, these lasting until the toxin is eliminated from the body.
PSP is the most common and severe form of shellfish poisoning and is caused by neurotoxins, called saxitoxins or paralytic shellfish toxins, that are naturally produced by marine algae, called ...
Salmon poisoning disease (SPD) is a fatal disease of dogs and other canids caused by a rickettsial bacterium, Neorickettsia helminthoeca. [2] It results from eating raw salmon, trout, or salamander and is common in the Pacific Northwest.
Okadaic acid, C 44 H 68 O 13, is a toxin produced by several species of dinoflagellates, and is known to accumulate in both marine sponges and shellfish. [1] One of the primary causes of diarrhetic shellfish poisoning, okadaic acid is a potent inhibitor of specific protein phosphatases and is known to have a variety of negative effects on cells.