"Protamine" Pronounce,Meaning And Examples

"Protamine" Natural Recordings by Native Speakers

Protamine

"Protamine" Meaning

Protamine is a positively charged protein polypeptide, originally isolated from sperm of the codfish, with the ability to bind strongly to and neutralize heparin, and the drugs sucralfate and sodium picosulfate. Protamine binds to sulfated glycosaminoglycans such as heparin in a 1:1 ratio, forming an effective complex, and is primarily used to reverse the anticoagulant effects of heparin in the setting of surgical bleeding or in cases of heparin overdose. Protamine has a short action, lasting only a few minutes, and binds to heparin by forming an ionic bond between the positively charged guanidino groups in protamine and the negatively charged sulfate groups on heparin.

"Protamine" Examples

Usage Examples of "Protamine"

1. Medical Application
The physician decided to use a protamine to reverse the effects of heparin that had been administered during surgery.

2. Scientific Research
In the study on anticoagulation therapy, protamine was used to measure the neutralizing capacity on heparin activity.

3. Pharmaceutical Industry
The company is working on the development of a new protamine-based drug to neutralize heparin-induced bleeding.

4. Medical Debate
The argument about the safety and efficacy of protamine as an antidote for heparin continues among medical professionals.

5. Medical Reference
According to the Merck Manual, protamine is used to reverse heparin-induced anticoagulation in patients experiencing hemorrhage.

"Protamine" Similar Words

Protactinium

Protactinium is a chemical element with the symbol Pa and atomic number 91. It is a dense, radioactive, silver-gray metal and is part of the actinide series. Discovery: Protactinium was discovered in 1917 by German chemist Lise Meitner and Otto Hahn by bombarding uranium with alpha particles, resulting in the formation of thorium and protactinium. Physical Properties: Protactinium is a radioactive element with a half-life of about 32,000 years. It has a melting point of 1748°C and a boiling point of 4000°C. It has a density of 15.37 g/cm3 and is highly reactive. Uses: Protactinium is not found in nature and is produced artificially in small amounts through the neutron bombardment of uranium or thorium. It has no commercial applications, but it has been used in some specialized scientific research. Due to its highly radioactive nature, it is not suitable for practical use. "Toxicity: Protactinium is highly toxic due to its radioactive nature, and it can cause a variety of health problems, including radiation poisoning. Prolonged exposure to protactinium can lead to anemia, bone marrow damage, and cancer. Due to its rarity and difficulty in handling, protactinium is mostly studied in laboratories and not used in practical applications.

Protagonist

The main character in a story, play, or novel. The protagonist is typically the central figure around whom the plot revolves, and is often the character in whom the audience is meant to empathize.

Protagonistic

Pronounced as /prə`təɡəˌnɪstɪk/: 1. A characterization of a person, organization, etc., that advocates or supports a particular cause, interest, or point of view, in opposition to an antagonist whose interests or point of view are in conflict with theirs.

Protagonists

The main character or characters in a story, play, novel, etc. who are seen as heroes or central figures whose actions drive the plot forward.

Protagonized

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Protagoras

Protagoras (c. 490-420 BCE) was a pre-Socratic Greek philosopher, who is often regarded as one of the earliest Sophists. He is best known for his claims that "man is the measure of all things" and that "man is the measure of all things, of the things that are, that they are, and of the things that are not, that they are not." In other words, according to Protagoras, truth and reality are subjective and relative, and are determined by individual human perspectives or "measurements." This idea is often summarized as the doctrine of relativity, where the truth is not an absolute standard, but rather a subjective opinion or perspective that varies from person to person. However, Protagoras' teachings have also been interpreted as a form of moral relativism, where moral judgments and values are seen as relative and dependent on individual perspectives rather than objective standards. This has led to ongoing debates and criticisms, particularly from philosophers who advocate for absolute morality and objective truth. Protagoras' ideas have had significant influence on Western philosophy, from ancient Greek thought to modern philosophical movements, including postmodernism and existentialism.

Protamin

A compound that was originally obtained from the testes of male animals. Later, it was found that the chief source is the sperm of all mammals and birds, as well as the principal testes of fish. It was thus part of the class of substances collectively known as prostaglandins.

Protamination

Protamination refers to the process of adding a series of arginines to a histone protein prior to or coincidentally with, the deposition of a C-5 methylated cytosine residue in a CpG dinucleotide situated in a DNA double strand.

Protandric

The term "protandric" refers to a type of hermaphroditism in plants and animals, where an individual is born with a male reproductive organ but develops female reproductive organs later in life, often after a juvenile or juvenile-like phase, following a complex genetic and hormonal sequence.

Protandrous

Protandrous: A species that starts its life cycle with males, but eventually changes sex to females. This is particularly common in certain types of fish, like certain species of wrasses.

Protandry

In biology, protandry refers to a type of sequential hermaphroditism where an individual is born male and later changes sex to become female in its reproductive phase. This is in contrast to proterandry (where an individual is born female and later changes sex to become male) or simultaneous hermaphroditism (where an individual has both male and female reproductive organs from birth).

Protanomalous

Protanomalous is a term used in ophthalmology and color perception. It refers to someone who has a mild form of red-green color vision deficiency, specifically a reduced sensitivity to the long wavelengths of light, which corresponds to red colors. People with protanomaly may have difficulty distinguishing between reds and greens, but their color vision is not as severely impaired as those with deuteranopia (red-green color blindness). In protanomalous vision, hues may appear less vibrant, and red colors may appear more brown or gray. The term comes from the Greek words "proto" meaning first (indicating the long-wavelength end of the visible color spectrum) and "anomaly" meaning abnormal or irregular.

Protanomaly

Protanomaly is a rare form of color blindness where a person has difficulty seeing red light and has a reduced sensitivity to long-wavelength light, which includes red, orange, and yellow colors.

Protanopia

Protanopic

Protanopic refers to a type of red-green color vision deficiency, also known as deuteranopia, which is similar to red-blindness. It affects about 1 in 8,000 males, while females are less likely to be affected due to their X-chromosome inheritance pattern. People with protanopia have difficulty distinguishing between red and green colors and tend to perceive them as shades of brown or dark gray. It's a congenital condition, meaning it is present from birth.

Protases

A grammatical term! The word "protasis" (noun) refers to the first part of a conditional sentence, typically introducing a condition or a cause. It is also known as the "if-clause" or "condition". A protasis is often followed by an apodosis, which is the second part of the sentence that provides the consequence or effect of the condition.