Search research articles

ABOUT JoVE

Overview Leadership Blog JoVE Help Center

AUTHORS

Publishing Process Editorial Board Scope & Policies Peer Review FAQ Submit

LIBRARIANS

Testimonials Subscriptions Access Resources Library Advisory Board FAQ

RESEARCH

JoVE Journal Methods Collections JoVE Encyclopedia of Experiments Archive

EDUCATION

JoVE Core JoVE Business JoVE Science Education JoVE Lab Manual Faculty Resource Center Faculty Site

Terms & Conditions of Use

Related Concept Videos

Types of Biopharmaceutical Studies: Controlled and Non-Controlled Approaches

Types of Biopharmaceutical Studies: Controlled and Non-Controlled Approaches

Biopharmaceutical studies constitute a vital field aiming to enhance drug delivery methods and refine therapeutic approaches, drawing upon diverse interdisciplinary knowledge. In research methodologies, the choice between controlled and non-controlled studies significantly influences the study's reliability and accuracy.
Non-controlled studies, commonly employed for initial exploration, lack a control group, rendering them susceptible to biases and external influences. In contrast,...

Clinical Trials

Clinical Trials

Clinical trials are prospective experimental studies conducted on humans to determine the safety and efficacy of treatments, drugs, diet methods, and medical devices. Using statistics in clinical trials enables researchers to derive reasonable and accurate conclusions from the collected data, allowing them to make wise decisions in uncertain situations. In medical research, statistical methods are crucial for preventing errors and bias.
There are four phases in a clinical trial. A phase one...

Blinding

Blinding

Blinding is a commonly used method of not telling participants which treatment a subject is receiving. Blinding is a critical part of a randomized control trial or RCT. It reduces the bias that affects the results. In an RCT, blinding is used in the form of a placebo. A placebo effect occurs when untreated subjects falsely believe they have received the treatment and report improved symptoms. A placebo or a dummy treatment is administered to subjects to negate the bias caused by such an effect.

Clinical Trials: Overview

Clinical Trials: Overview

Clinical development focuses on how the drug will interact with the human body and encompasses four key phases of clinical trials, each serving a specific purpose in assessing the safety and effectiveness of new drugs. These phases overlap and build upon one another. Phase I involves a small group of healthy volunteers (typically 20-80 individuals) or, in cases where significant toxicity is expected, patients with the targeted disease, such as cancer or AIDS. The volunteers are tested for...

Controls in Experiments

Controls in Experiments

When conducting an experiment, it is crucial to have control to reduce bias and accurately measure the dependent variables. It also marks the results more reliable. Controls are elements in an experiment that have the same characteristics as the treatment groups but are not affected by the independent variable. By sorting these data into control and experimental conditions, the relationship between the dependent and independent variables can be drawn. A randomized experiment always includes a...

Bioavailability Study Design: Healthy Subjects Versus Patients

Bioavailability Study Design: Healthy Subjects Versus Patients

Bioavailability studies are essential for evaluating a drug's therapeutic efficacy and understanding its absorption patterns under various physiological conditions. Conducting such studies on target patient populations provides more relevant data by simulating real-world disease states. However, practical challenges often necessitate the use of young, healthy adult volunteers as study subjects.Patients may exhibit altered drug absorption patterns due to the effects of the disease itself,...

You might also read

Related Articles

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

Sort by

Same author

Senicapoc in Patients with Idiopathic Pulmonary Fibrosis or Other Progressive Fibrotic Interstitial Lung Diseases: Protocol for a Randomised, Double-Blind, Placebo-Controlled, Multicentre Phase II Trial.

Diagnostics (Basel, Switzerland)·2026

Same author

Maternal Dyslipidaemia Aggravates Offspring Metabolic Dysfunction-Associated Steatotic Liver Disease.

Basic & clinical pharmacology & toxicology·2026

Same author

Dual pharmacological targeting of coactivator-associated arginine methyltransferase 1 (CARM1) and salt inducible kinase (SIK) drives ketogenesis in both hepatocytes and mice.

British journal of pharmacology·2026

Same author

Spermidine and spermine in elderly patients with coronary artery disease: a cross-sectional study of dietary intake and plasma and skeletal muscle concentrations.

Clinical nutrition (Edinburgh, Scotland)·2026

Same author

Correction: Pedersen et al. A Guinea Pig Model of Pediatric Metabolic Dysfunction-Associated Steatohepatitis: Poor Vitamin C Status May Advance Disease. <i>Nutrients</i> 2025, <i>17</i>, 291.

Nutrients·2026

Same author

A K<sub>Ca</sub> 2.2/2.3 Opener Reverses ET-1-Induced NLRP3 Activation in Hypertensive Mice Corpora Cavernosa.

Biomolecules·2026

Search research articles

Related Experiment Video

Updated: Dec 8, 2025

A Clinical Trial Assessing the Safety, Efficacy, and Delivery of Olive-Oil-Based Three-Chamber Bags for Parenteral Nutrition

A Clinical Trial Assessing the Safety, Efficacy, and Delivery of Olive-Oil-Based Three-Chamber Bags for Parenteral Nutrition

Published on: September 20, 2019

BCPT policy for experimental and clinical studies

Pernille Tveden-Nyborg¹, Troels K Bergmann^2,3, Niels Jessen^4,5

¹Section of Experimental Animal Models, Department of Veterinary Disease Biology, University of Copenhagen, Copenhagen, Denmark.

Basic & Clinical Pharmacology & Toxicology

|September 21, 2020

Summary

No abstract available in PubMed .

More Related Videos

Remotely Supervised Transcranial Direct Current Stimulation: An Update on Safety and Tolerability

Remotely Supervised Transcranial Direct Current Stimulation: An Update on Safety and Tolerability

Published on: October 7, 2017

In vivo Positron Emission Tomography to Reveal Activity Patterns Induced by Deep Brain Stimulation in Rats

In vivo Positron Emission Tomography to Reveal Activity Patterns Induced by Deep Brain Stimulation in Rats

Published on: March 23, 2022

Related Experiment Videos

Last Updated: Dec 8, 2025

A Clinical Trial Assessing the Safety, Efficacy, and Delivery of Olive-Oil-Based Three-Chamber Bags for Parenteral Nutrition

A Clinical Trial Assessing the Safety, Efficacy, and Delivery of Olive-Oil-Based Three-Chamber Bags for Parenteral Nutrition

Published on: September 20, 2019

Remotely Supervised Transcranial Direct Current Stimulation: An Update on Safety and Tolerability

Remotely Supervised Transcranial Direct Current Stimulation: An Update on Safety and Tolerability

Published on: October 7, 2017

In vivo Positron Emission Tomography to Reveal Activity Patterns Induced by Deep Brain Stimulation in Rats

In vivo Positron Emission Tomography to Reveal Activity Patterns Induced by Deep Brain Stimulation in Rats

Published on: March 23, 2022