Loewi
Học thuậtThân thiện
Definition
- Proper noun:
- A surname: "Loewi" is a German surname.
- Otto Loewi: Specifically refers to Otto Loewi (1873–1961), a German-born pharmacologist who later worked in the United States. He is renowned for his Nobel Prize-winning work demonstrating chemical transmission in nerve impulses, specifically proving that acetylcholine is a neurotransmitter.
Usage Examples
- Proper noun:
- The Nobel Prize in Physiology or Medicine was awarded to Otto Loewi in 1936.
- Loewi's famous experiment with frog hearts provided crucial evidence for neurochemical transmission.
Advanced Usage
- "Loewi's experiment": Refers specifically to his 1921 experiment which demonstrated that stimulating the vagus nerve of one frog heart released a chemical ("Vagusstoff") that could slow the heart rate of a second heart.
- Loewi's experiment is a classic demonstration in the history of neuroscience.
Variants and Related Words
- Loewi, Otto (full name): The complete reference to the scientist.
- Neurotransmitter (n): A chemical substance released by neurons to transmit signals, the existence of which Loewi helped prove.
- Acetylcholine (n): The specific neurotransmitter whose release Loewi demonstrated.
Synonyms
- Pharmacologist: A scientist who studies the effects of drugs, a primary description of Otto Loewi's profession.
- Neurophysiologist: A specialist in the function of the nervous system, describing the focus of his work.
Related Phrases
- "The Loewi phenomenon": Sometimes used to refer to the principle of chemical synaptic transmission he established.
- The discovery of the Loewi phenomenon revolutionized our understanding of how nerves communicate.
Related Idioms
(This term is a proper noun referring to a specific person; therefore, it is not commonly used in idiomatic expressions.)
Noun
- United States pharmacologist (born in Germany) who was the first to show that acetylcholine is produced at the junction between a parasympathetic nerve and a muscle (1873-1961)