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	[[Category:Peptide hormones]]		[[Category:Peptide hormones]]
	[[Category:Renal physiology]]		[[Category:Renal physiology]]
			<gallery>
			File:Urodilatin_-_Compound_Summary_(CID_16133394).svg
			</gallery>

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	'''Urodilatin''' is a [[~~natriuretic~~ peptide]] that ~~is produced~~ in the [[~~kidney~~]] and ~~secreted into the~~ [[~~urine~~]]. It is ~~structurally similar to~~ [[atrial natriuretic peptide]] (ANP), ~~but has a different function~~ and ~~is produced in a different part of the body. Urodilatin was first identified in the 1980s and has been the subject of much research since then~~.		{{Short description\|A peptide hormone involved in sodium and water balance}}
			{{Use dmy dates\|date=October 2023}}
			[[File:Urodilatin_-_Compound_Summary_(CID_16133394).svg\|thumb\|right\|Chemical structure of Urodilatin]]
			'''Urodilatin''' is a [[peptide hormone]] that plays a significant role in the regulation of [[sodium]] and [[water]] balance in the body. It is a member of the [[natriuretic peptide]] family, which also includes [[atrial natriuretic peptide]] (ANP), [[brain natriuretic peptide]] (BNP), and [[C-type natriuretic peptide]] (CNP).

	==Structure and ~~Function~~==		==Structure and Synthesis==
			Urodilatin is synthesized in the [[kidney]]s, specifically in the distal tubules of the [[nephron]]. It is a 32-amino acid peptide that is structurally similar to ANP, differing only by the presence of four additional amino acids at the N-terminus. The synthesis of urodilatin is stimulated by increased blood volume and pressure, which leads to its release into the [[urine]].

	Urodilatin is a ~~32-amino acid peptide that is derived from the same precursor molecule as ANP. However, while ANP is produced in the~~ [[~~atria~~]] of the ~~heart~~, ~~urodilatin is produced in~~ the [[~~distal tubule~~]] and [[~~collecting duct~~]] of the ~~kidney~~. The ~~production~~ of urodilatin ~~is stimulated by an increase in~~ [[~~blood volume~~]] ~~and~~ [[~~blood pressure~~]], ~~and its primary function is~~ to ~~increase~~ the ~~excretion~~ of [[sodium]] and [[water~~]] in the urine, thereby helping to regulate blood volume and pressure~~.		==Function==
			Urodilatin functions primarily as a [[natriuretic]] and [[diuretic]] agent. It promotes the excretion of sodium and water by increasing the glomerular filtration rate and inhibiting sodium reabsorption in the distal tubules. This action helps to reduce blood volume and pressure, contributing to the regulation of [[blood pressure]] and [[fluid balance]] in the body.

			==Mechanism of Action==
			The mechanism of action of urodilatin involves binding to the [[natriuretic peptide receptor]]-A (NPR-A) on the surface of target cells in the kidney. This binding activates the [[cyclic guanosine monophosphate]] (cGMP) pathway, leading to the relaxation of vascular smooth muscle and increased renal blood flow. The result is enhanced sodium and water excretion.

	==Clinical Significance==		==Clinical Significance==
			Urodilatin has been studied for its potential therapeutic applications in conditions such as [[congestive heart failure]] and [[hypertension]]. Its ability to promote natriuresis and diuresis makes it a candidate for the treatment of fluid overload states. However, further research is needed to fully understand its clinical benefits and potential side effects.

	~~Urodilatin has been studied for its potential use in the treatment of various medical conditions, including~~ [[~~heart failure~~]], [[~~kidney failure~~]]~~, and [[hypertension]]. Some studies have suggested that urodilatin may have a protective effect on the kidneys, and it has been proposed as a potential therapeutic agent for preventing~~ [[~~acute kidney injury~~]] ~~following surgery. However, more research is needed to fully understand the potential benefits and risks of urodilatin therapy.~~		==Related Pages==
			* [[Atrial natriuretic peptide]]
	~~==See Also==~~		* [[Brain natriuretic peptide]]
			* [[C-type natriuretic peptide]]
	* [[Natriuretic peptide]]		* [[Natriuretic peptide]]
	* [[Atrial natriuretic peptide]]
	* [[Heart failure]]
	* [[Kidney failure]]
	* [[Hypertension]]

	~~==References==~~

	~~<references />~~

	~~[[Category:Peptides]]~~
	~~[[Category:Kidney]]~~
	~~[[Category:Cardiology]]~~
	~~[[Category:Nephrology]]~~

	~~{{stub}}~~		[[Category:Peptide hormones]]
			[[Category:Renal physiology]]

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2024-02-25T15:55:09Z

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'''Urodilatin''' is a [[natriuretic peptide]] that is produced in the [[kidney]] and secreted into the [[urine]]. It is structurally similar to [[atrial natriuretic peptide]] (ANP), but has a different function and is produced in a different part of the body. Urodilatin was first identified in the 1980s and has been the subject of much research since then.

==Structure and Function==

Urodilatin is a 32-amino acid peptide that is derived from the same precursor molecule as ANP. However, while ANP is produced in the [[atria]] of the heart, urodilatin is produced in the [[distal tubule]] and [[collecting duct]] of the kidney. The production of urodilatin is stimulated by an increase in [[blood volume]] and [[blood pressure]], and its primary function is to increase the excretion of [[sodium]] and [[water]] in the urine, thereby helping to regulate blood volume and pressure.

==Clinical Significance==

Urodilatin has been studied for its potential use in the treatment of various medical conditions, including [[heart failure]], [[kidney failure]], and [[hypertension]]. Some studies have suggested that urodilatin may have a protective effect on the kidneys, and it has been proposed as a potential therapeutic agent for preventing [[acute kidney injury]] following surgery. However, more research is needed to fully understand the potential benefits and risks of urodilatin therapy.

==See Also==

* [[Natriuretic peptide]]
* [[Atrial natriuretic peptide]]
* [[Heart failure]]
* [[Kidney failure]]
* [[Hypertension]]

==References==

<references />

[[Category:Peptides]]
[[Category:Kidney]]
[[Category:Cardiology]]
[[Category:Nephrology]]

{{stub}}

Urodilatin - Revision history

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