Tag: Fish
-
Egg Case (mermaid’s Purse)
An egg case or egg capsule, often colloquially called a mermaid’s purse, is the casing that surrounds the eggs of oviparous chondrichthyans. Living chondricthyans that produce egg cases include some sharks, skates and chimaeras. Egg cases typically contain one embryo, except for big skate and mottled skate egg cases, which contain up to 7 embryos.[1] Oviparity is completely absent in the superorder Squalomorphii.[2][3] Egg cases are also thought to have been produced by some extinct…
-
Protamine sulfate is a medication that is used to reverse the effects of heparin and reported to cause allergic reactions in patients who are allergic to fish, diabetics using insulin preparations containing protamine, and vasectomized or infertile men
Protamine sulfate is a medication that is used to reverse the effects of heparin. It is specifically used in heparin overdose, in low molecular weight heparin overdose, and to reverse the effects of heparin during delivery and heart surgery. It is given by injection into a vein. The onset of effects is typically within five minutes. Common side effects include low blood pressure, slow heart rate, allergic reactions, and…
-
Although RES is commonly associated exclusively with macrophages, recent research has revealed that the cells that accumulate intravenously administered vital stain belong to a highly specialised group of cells called scavenger endothelial cells (SECs), that are not macrophages
In anatomy the term “reticuloendothelial system” (abbreviated RES), often associated nowadays with the mononuclear phagocyte system (MPS), was originally launched by the beginning of the 20th century to denote a system of specialised cells that effectively clear colloidal vital stains (so called because they stain living cells) from the blood circulation. The term is still used today, but its meaning has changed…
-
Zinc, maybe
No proof for the need of zinc in human cells was shown until the late 1930s. More than most ever wanted to know about zinc. A work in progress.
-
Fish Otoliths and Folklore: A Survey
Duffin, Christopher J.. “Fish Otoliths and Folklore: A Survey.” Folklore 118 (2007): 78 – 90. The folklore associated with fish otoliths is traced from classical times to the present day for the first time. Otolithomancy involved divination of maritime weather conditions by consulting the properties and morphology of the “stones.” In folk medicine, they were…
