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== John Newport Langley ==
{{Short description|Overview of John Newport Langley's contributions to physiology}}


John Newport Langley was a renowned British physiologist and pharmacologist. He made significant contributions to the field of pharmacology, particularly in the study of autonomic nervous system and the discovery of neurotransmitters. This article provides a detailed overview of Langley's life, work, and his notable achievements.
[[File:John_Newport_Langley2.jpg|thumb|right|John Newport Langley]]


=== Early Life and Education ===
'''John Newport Langley''' (1852–1925) was a prominent British physiologist known for his pioneering work in the field of [[neuroscience]] and [[physiology]]. He made significant contributions to the understanding of the [[autonomic nervous system]] and introduced the concept of "receptive substances," which laid the groundwork for the modern understanding of [[receptors]] in [[pharmacology]].


John Newport Langley was born on November 7, 1852, in Newcastle upon Tyne, England. He attended the Royal Grammar School in Newcastle and later studied medicine at the University of Edinburgh. After completing his medical degree, Langley pursued further studies in physiology at the University of Leipzig in Germany.
==Early Life and Education==
John Newport Langley was born on June 2, 1852, in Newbury, Berkshire, England. He was educated at [[Rugby School]] and later attended [[St John's College, Cambridge]], where he studied [[natural sciences]]. Langley graduated with a Bachelor of Arts degree in 1875 and subsequently became a fellow of St John's College.


=== Career ===
==Academic Career==
Langley began his academic career at the [[University of Cambridge]], where he worked closely with [[Michael Foster]], a leading physiologist of the time. In 1884, Langley was appointed as the first Professor of Physiology at Cambridge, a position he held until his death in 1925.


Upon returning to England, Langley began his academic career as a lecturer in physiology at the University College London. He later became the Chair of Physiology at the University of Cambridge, where he made significant contributions to the field of pharmacology.
==Contributions to Physiology==
Langley's research focused on the [[nervous system]], particularly the [[autonomic nervous system]]. He was instrumental in distinguishing between the [[sympathetic nervous system]] and the [[parasympathetic nervous system]].


Langley's research focused on the autonomic nervous system, which controls involuntary bodily functions such as heart rate, digestion, and respiration. He conducted experiments to understand the mechanisms underlying the regulation of these functions.
===Autonomic Nervous System===
Langley coined the term "autonomic nervous system" to describe the part of the nervous system that controls involuntary bodily functions. His work helped to clarify the roles of the sympathetic and parasympathetic divisions, which are responsible for the body's "fight or flight" and "rest and digest" responses, respectively.


One of Langley's most notable achievements was the discovery of neurotransmitters. He proposed the concept of "receptive substances" that mediate the transmission of signals between nerve cells. His work laid the foundation for understanding the chemical basis of neuronal communication.
===Receptive Substances===
Langley introduced the concept of "receptive substances" in 1905, which referred to the specific sites on cells that interact with [[neurotransmitters]] and [[hormones]]. This concept was a precursor to the modern understanding of [[receptors]] and their role in [[cell signaling]].


Langley also developed the concept of "antagonism" in pharmacology, which refers to the opposing actions of different drugs on the same physiological process. This concept has been instrumental in the development of modern pharmacological treatments.
==Legacy==
Langley's work laid the foundation for future research in [[neuropharmacology]] and [[neurobiology]]. His introduction of the concept of receptors has had a lasting impact on the development of [[pharmacology]] and the study of [[drug action]].


=== Legacy ===
==Personal Life==
Langley was known for his dedication to teaching and research. He was married to Mary Louisa, and they had two children. Langley passed away on November 5, 1925, in Cambridge, England.


Langley's contributions to the field of pharmacology have had a lasting impact on the understanding and treatment of various diseases. His research on neurotransmitters paved the way for the development of drugs targeting specific receptors in the nervous system.
==Related pages==
 
In recognition of his significant contributions, Langley was elected as a Fellow of the Royal Society in 1889. He received numerous awards and honors throughout his career, including the Royal Medal in 1907.
 
=== References ===
 
{{Reflist}}
 
== See Also ==
 
* [[Pharmacology]]
* [[Autonomic nervous system]]
* [[Autonomic nervous system]]
* [[Neurotransmitters]]
* [[Receptor (biochemistry)]]
 
* [[Sympathetic nervous system]]
== External Links ==
* [[Parasympathetic nervous system]]
 
* [https://www.ncbi.nlm.nih.gov/pmc/articles/PMC1034462/ John Newport Langley - A Biographical Sketch] - Article on Langley's life and work published in the British Medical Journal.


[[Category:British physiologists]]
[[Category:British physiologists]]
[[Category:British pharmacologists]]
[[Category:1852 births]]
[[Category:University of Cambridge faculty]]
[[Category:1925 deaths]]
[[Category:Fellows of the Royal Society]]
[[Category:Alumni of St John's College, Cambridge]]
[[Category:Fellows of St John's College, Cambridge]]
[[Category:Academics of the University of Cambridge]]

Latest revision as of 05:45, 16 February 2025

Overview of John Newport Langley's contributions to physiology


John Newport Langley

John Newport Langley (1852–1925) was a prominent British physiologist known for his pioneering work in the field of neuroscience and physiology. He made significant contributions to the understanding of the autonomic nervous system and introduced the concept of "receptive substances," which laid the groundwork for the modern understanding of receptors in pharmacology.

Early Life and Education[edit]

John Newport Langley was born on June 2, 1852, in Newbury, Berkshire, England. He was educated at Rugby School and later attended St John's College, Cambridge, where he studied natural sciences. Langley graduated with a Bachelor of Arts degree in 1875 and subsequently became a fellow of St John's College.

Academic Career[edit]

Langley began his academic career at the University of Cambridge, where he worked closely with Michael Foster, a leading physiologist of the time. In 1884, Langley was appointed as the first Professor of Physiology at Cambridge, a position he held until his death in 1925.

Contributions to Physiology[edit]

Langley's research focused on the nervous system, particularly the autonomic nervous system. He was instrumental in distinguishing between the sympathetic nervous system and the parasympathetic nervous system.

Autonomic Nervous System[edit]

Langley coined the term "autonomic nervous system" to describe the part of the nervous system that controls involuntary bodily functions. His work helped to clarify the roles of the sympathetic and parasympathetic divisions, which are responsible for the body's "fight or flight" and "rest and digest" responses, respectively.

Receptive Substances[edit]

Langley introduced the concept of "receptive substances" in 1905, which referred to the specific sites on cells that interact with neurotransmitters and hormones. This concept was a precursor to the modern understanding of receptors and their role in cell signaling.

Legacy[edit]

Langley's work laid the foundation for future research in neuropharmacology and neurobiology. His introduction of the concept of receptors has had a lasting impact on the development of pharmacology and the study of drug action.

Personal Life[edit]

Langley was known for his dedication to teaching and research. He was married to Mary Louisa, and they had two children. Langley passed away on November 5, 1925, in Cambridge, England.

Related pages[edit]