Jove
Visualize
Contact Us
JoVE
x logofacebook logolinkedin logoyoutube logo
ABOUT JoVE
OverviewLeadershipBlogJoVE Help Center
AUTHORS
Publishing ProcessEditorial BoardScope & PoliciesPeer ReviewFAQSubmit
LIBRARIANS
TestimonialsSubscriptionsAccessResourcesLibrary Advisory BoardFAQ
RESEARCH
JoVE JournalMethods CollectionsJoVE Encyclopedia of ExperimentsArchive
EDUCATION
JoVE CoreJoVE BusinessJoVE Science EducationJoVE Lab ManualFaculty Resource CenterFaculty Site
Terms & Conditions of Use
Privacy Policy
Policies

Related Concept Videos

Feedback Loops01:01

Feedback Loops

61.4K
In most cases, excessive hormone production is prevented by negative feedback—a loop that starts with a stimulus inducing the release of a particular substance, like a hormone, to maintain a certain level before triggering a signal that results in a decrease in further release of the hormone.
61.4K
Feedback Inhibition00:46

Feedback Inhibition

56.1K
Biochemical reactions are occurring constantly in cells, converting starting substances to different products, usually with the help of enzymes that speed the reactions. Without enzymes, it would take far too long for most reactions to occur to be useful to the cell!
56.1K
Review and Preview01:13

Review and Preview

10.2K
Data are individual items of information obtained from a population or sample. Data may be classified as qualitative (categorical), quantitative continuous, or quantitative discrete. Because it is not practical to measure the entire population in a study, researchers use samples to represent the population. A random sample is a representative group from the population chosen by using a method that gives each individual in the population an equal chance of being included in the sample. Random...
10.2K
Review and Preview01:10

Review and Preview

8.1K
In statistics, several tools are used to interpret the data. Measures of central tendency represent the characteristics of the data, such as mean, median, and mode. Additionally, measures of variance like standard deviation and range are used to find the spread of data from the mean. Relative standing measures the distance between data locations. Commonly used measures of relative standings are percentile, z score, and quartiles.
Percentiles are a type of fractile that partition data into...
8.1K
Allergic Reactions02:06

Allergic Reactions

29.8K
Overview
29.8K
Reaction Rate02:53

Reaction Rate

58.4K
The rate of reaction is the change in the amount of a reactant or product per unit time. Reaction rates are therefore determined by measuring the time dependence of some property that can be related to reactant or product amounts. Rates of reactions that consume or produce gaseous substances, for example, are conveniently determined by measuring changes in volume or pressure.
The mathematical representation of the change in the concentration of reactants and products, over time, is the rate...
58.4K

You might also read

Related Articles

Articles linked to this work by shared authors, journal, and citation graph.

Sort by
Same author

First-Line Enfortumab Vedotin Plus Pembrolizumab vs Gemcitabine Plus Cisplatin for Metastatic Urothelial Carcinoma.

JAMA network open·2026
Same author

Integrating Grassroots Advocacy Into the Academic Surgical Conference: A Bottom-Up Model to Inspire Future Surgeons.

Annals of surgery open : perspectives of surgical history, education, and clinical approaches·2026
Same author

Letter: Urology Publication Output in Potentially Predatory Journals from 2019 to 2024.

The Journal of urology·2026
Same author

Reframing the Spectrum of Benign Prostatic Hyperplasia Management: Impact and Implications of the 2026 AUA Guideline.

The Journal of urology·2026
Same author

Toward Home Cancer Care-Reducing Time Toxicity for the Right Patients With Prostate Cancer.

JAMA network open·2026
Same author

Burnout in Urology is a Quality of Care Problem, and Joy in Work is the Solution.

Urology practice·2026
Same journal

Editorial Comment on "A Histopathologic Assessment of Prostate Ductal Anatomy in Relation to Micro-Ultrasound".

Urology·2026
Same journal

Same-Day Discharge Following Multiport Robot-Assisted Simple Prostatectomy: A Prospective Feasibility Study of Outcomes, Costs, and Post-Discharge Healthcare Utilization.

Urology·2026
Same journal

Extended versus Standard Lymph Node Dissection at the Time of Radical Cystectomy for Bladder Cancer.

Urology·2026
Same journal

Intractable Epistaxis and Severe Hypertension in a Young Woman.

Urology·2026
Same journal

A 53-Year-Old Man with Elevated PSA and a Cystic Pelvic Lesion.

Urology·2026
Same journal

Low-Grade, Papillary Bladder Tumors A plea for in-office fulguration.

Urology·2026
See all related articles

Related Experiment Video

Updated: Nov 10, 2025

Author Spotlight: Exploring Light-Driven Chemical Reactions and Energy-Harnessing Devices in Photochemical Research
08:12

Author Spotlight: Exploring Light-Driven Chemical Reactions and Energy-Harnessing Devices in Photochemical Research

Published on: February 16, 2024

13.1K

AUTHOR REPLY

Eugene B Cone1, Mary E Westerman2, David-Dan Nguyen3

  • 1Division of Urological Surgery and Center for Surgery and Public Health, Brigham and Women's Hospital, Harvard Medical School, Boston, MA; Department of Urology, Massachusetts General Hospital, Harvard Medical School, Boston, MA.

Urology
|April 4, 2021
PubMed
Summary

No abstract available in PubMed .

More Related Videos

Layers of Symbiosis - Visualizing the Termite Hindgut Microbial Community
11:28

Layers of Symbiosis - Visualizing the Termite Hindgut Microbial Community

Published on: May 28, 2007

32.8K
Author Spotlight: A Novel Setup to Conduct Naturalistic Laboratory Experiments with Real Human Actors in Scenarios
07:43

Author Spotlight: A Novel Setup to Conduct Naturalistic Laboratory Experiments with Real Human Actors in Scenarios

Published on: August 4, 2023

2.4K

Related Experiment Videos

Last Updated: Nov 10, 2025

Author Spotlight: Exploring Light-Driven Chemical Reactions and Energy-Harnessing Devices in Photochemical Research
08:12

Author Spotlight: Exploring Light-Driven Chemical Reactions and Energy-Harnessing Devices in Photochemical Research

Published on: February 16, 2024

13.1K
Layers of Symbiosis - Visualizing the Termite Hindgut Microbial Community
11:28

Layers of Symbiosis - Visualizing the Termite Hindgut Microbial Community

Published on: May 28, 2007

32.8K
Author Spotlight: A Novel Setup to Conduct Naturalistic Laboratory Experiments with Real Human Actors in Scenarios
07:43

Author Spotlight: A Novel Setup to Conduct Naturalistic Laboratory Experiments with Real Human Actors in Scenarios

Published on: August 4, 2023

2.4K