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Related Concept Videos

Urinary Tract Infection II: Pathophysiology01:25

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The pathophysiology of urinary tract infections (UTIs) encompasses several progressive stages, beginning with bacterial colonization and culminating in potential systemic complications if untreated. UTIs are primarily initiated by bacteria, such as Escherichia coli, which often originate from the gastrointestinal tract and migrate to the urinary system through the periurethral area. This migration can occur via several routes, including improper hygiene practices, sexual activity, or...
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Anatomy of the Genitourinary System II: Bladder and Urethra01:19

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The lower urinary system consists of the urinary bladder and urethra, which are essential in storing and expelling urine from the body. Together with the internal and external sphincters, these structures work together to regulate urination effectively.Anatomy of the BladderThe urinary bladder is a muscular, stretchable organ behind the pubic bone and in front of the rectum. In females, the bladder is positioned anterior to the vagina and inferior to the uterus, while in males, it is located...
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Urinary Tract Infection I: Introduction01:26

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Urinary tract infections (UTIs) impact various parts of the urinary system, including the kidneys, ureters, bladder, and urethra. These infections are generally bacterial, with Escherichia coli being the most common causative agent, often originating from the gastrointestinal tract. However, other bacteria, such as Staphylococcus saprophyticus, Klebsiella pneumoniae, and Proteus mirabilis, are also known to cause UTIs. The type, location, and underlying complexity of the UTI guide both...
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The Micturition Reflex01:26

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Urination, or micturition involves the coordination of the bladder's detrusor muscle and two sphincters to ensure controlled bladder emptying.
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Physiology of the Genitourinary System III: Urine Concentration and Dilution01:20

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The kidneys concentrate or dilute urine to maintain water and electrolyte balance. Nephrons, particularly the loop of Henle, play a crucial role in this process through the countercurrent multiplication system. This system establishes a high osmolarity in the renal medulla, which is essential for water reabsorption. In the loop of Henle’s descending limb, water is reabsorbed into the surrounding medulla due to its permeability to water. In contrast, the ascending limb actively transports...
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Microbiota of the Urogenital Tract01:28

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The human urogenital system, once thought to be sterile in healthy individuals, is now recognized as a complex microbial habitat. Advancements in molecular sequencing techniques have revealed that even in healthy adults, the kidneys and bladder harbor microbial populations similar to those found in the distal urethra, albeit in much lower abundance. These resident microorganisms, while generally innocuous, can become opportunistic pathogens under conditions that alter the urogenital...
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Related Experiment Video

Updated: Apr 28, 2026

Preparation and Utilization of Freshly Isolated Human Detrusor Smooth Muscle Cells for Characterization of 9-Phenanthrol-Sensitive Cation Currents
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TRP channels in lower urinary tract dysfunction.

J Franken, P Uvin, D De Ridder

    British Journal of Pharmacology
    |June 5, 2014
    PubMed
    Summary
    This summary is machine-generated.

    Transient receptor potential (TRP) channels are key sensors for bladder sensation and play a role in lower urinary tract dysfunction (LUTd). Research into TRP channels offers promising new drug targets for treating LUTd.

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    Area of Science:

    • Urology
    • Molecular Biology
    • Pharmacology

    Background:

    • Lower urinary tract dysfunction (LUTd) significantly impacts quality of life and healthcare costs.
    • The underlying pathophysiology of LUTd is often unclear, despite its prevalence.
    • Transient receptor potential (TRP) channels are increasingly recognized for their role in bladder function.

    Purpose of the Study:

    • To review the current understanding of TRP channels in lower urinary tract dysfunction.
    • To explore the potential of TRP channels as therapeutic targets for LUTd.

    Main Methods:

    • Literature review focusing on TRP channel research in the context of LUTd.
    • Analysis of existing studies on TRP channel involvement in bladder sensation and pathophysiology.

    Main Results:

    • TRP channels, including TRPV1, TRPM8, TRPA1, and TRPV4, are implicated as primary sensors of bladder sensation.
    • These channels are actively investigated as targets for novel LUTd treatments.
    • Early investigations targeted TRPV1, demonstrating potential for therapeutic intervention.

    Conclusions:

    • TRP channels are critical molecular players in bladder (patho)physiology.
    • Targeting TRP channels presents a promising avenue for developing new treatments for various forms of LUTd.
    • Further research into TRP channel function could lead to significant advancements in managing LUTd.