Imaging technologies in drug development: Anxiety and depression
1Imaging Applications Group, Translational Medicine and Genetics, GlaxoSmithKline Pharmaceuticals, Addenbrooke's Centre for Clinical Investigation, Addenbrooke's Hospital, Box 128, Hills Road, Cambridge, UK CB2 2GG.
Drug Discovery Today. Technologies
|July 2, 2014
Summary
Brain imaging offers a powerful tool for developing anxiety and depression drugs, potentially reducing costs and timelines. Understanding imaging principles is crucial for accurate data in drug discovery.
Area of Science:
- Neuroscience
- Pharmacology
- Medical Imaging
Background:
- In vivo human brain imaging provides unique insights.
- Anxiety and depression drug development can benefit from imaging technologies.
- Ensuring data integrity requires understanding imaging principles and assumptions.
Purpose of the Study:
- To highlight the potential of neuroimaging in psychiatric drug development.
- To emphasize the importance of methodological rigor in imaging research.
- To guide the selection of appropriate imaging techniques for drug development questions.
Main Methods:
- Review of current neuroimaging technologies applicable to drug development.
- Analysis of common challenges and questions in anxiety and depression drug discovery.
- Correlation of specific drug development needs with suitable imaging methodologies.
Main Results:
- Neuroimaging can accelerate and decrease the cost of drug development.
- Misleading data can arise from a lack of understanding of imaging principles.
- Specific imaging techniques can be matched to address key questions in drug development.
Conclusions:
- Neuroimaging is a valuable asset for psychiatric drug development.
- Careful consideration of imaging technology principles is essential for reliable results.
- Strategic application of imaging methodologies can optimize the drug discovery pipeline.
More Related Videos
Related Concept Videos
Brain Imaging
1.0K
Brain imaging technologies provide critical insights into both the structure and function of the human brain, enabling medical professionals and researchers to diagnose, study, and treat neurological disorders or psychiatric disorders more effectively.
These technologies include computerized axial tomography (CAT or CT scans), positron-emission tomography (PET scans), magnetic resonance imaging (MRI), functional magnetic resonance imaging (fMRI), and Transcranial Magnetic...
These technologies include computerized axial tomography (CAT or CT scans), positron-emission tomography (PET scans), magnetic resonance imaging (MRI), functional magnetic resonance imaging (fMRI), and Transcranial Magnetic...
1.0K
Imaging Studies II: Positron Emission Tomography and Scintigraphy
850
Positron Emission Tomography (PET) is a medical imaging technique that provides crucial insights into the body's physiological functions at a molecular level. It is an indispensable resource for diagnosing, staging, and monitoring various illnesses, notably cancer, neurological disorders, and cardiovascular conditions.
Fundamental Principles of PET
Fundamental Principles of PET
850
Drug Therapy
445
The advent of drug therapy has profoundly shaped modern mental health care, providing targeted treatments for a range of psychological disorders. Psychotherapeutic drugs, classified into antianxiety, antidepressant, and antipsychotic medications, address symptoms across anxiety disorders, mood disorders, and schizophrenia. While these medications have transformed patient outcomes, they require careful management due to their potential side effects and limitations.
Antianxiety Medications
Antianxiety Medications
445
Anxiolytic Drugs: Overview
1.5K
Anxiolytic drugs are vital in managing anxiety disorders by effectively alleviating symptoms such as excessive fear, tachycardia, and tremors. There are several classes of anxiolytic medications, each with unique mechanisms of action and potential side effects.
Primary Types of Anxiolytic Drugs
1. Benzodiazepines:
Benzodiazepines bind to the GABA-A receptor in the brain, enhancing GABA's interaction. This action reduces neurotransmission, effectively blocking anxiety-associated limbic...
Primary Types of Anxiolytic Drugs
1. Benzodiazepines:
Benzodiazepines bind to the GABA-A receptor in the brain, enhancing GABA's interaction. This action reduces neurotransmission, effectively blocking anxiety-associated limbic...
1.5K
Positron Emission Tomography
6.2K
Positron emission tomography (PET) is a medical imaging technique involving radiopharmaceuticals — substances that emit short-lived radiation. Although the first PET scanner was introduced in 1961, it took 15 more years before radiopharmaceuticals were combined with the technique and revolutionized its potential.
One of the main requirements of a PET scan is a positron-emitting radioisotope, which is produced in a cyclotron and then attached to a substance used by the part of the body...
One of the main requirements of a PET scan is a positron-emitting radioisotope, which is produced in a cyclotron and then attached to a substance used by the part of the body...
6.2K
Antidepressant Drugs: MAOIs and Other Agents
1.3K
Atypical antidepressants, including bupropion (Wellbutrin), mirtazapine (Remeron), nefazodone (Serzone), trazodone (Desyrel), and vilazodone (Viibryd), offer unique mechanisms of action. Bupropion weakly inhibits dopamine and norepinephrine reuptake, aiding depression treatment and smoking cessation, with a low risk of sexual dysfunction. Mirtazapine enhances serotonin and norepinephrine neurotransmission, leading to sedation, increased appetite, and weight gain. As a result, it helps treat...
1.3K


