Related Experiment Video
Updated: Dec 10, 2025
09:02
Characterization of Intra-Cartilage Transport Properties of Cationic Peptide Carriers
Published on: August 10, 2020
7.8K
Leveraging Electrostatic Interactions for Drug Delivery to the Joint
Shreedevi Kumar1, Blanka Sharma1
1J. Crayton Pruitt Family Department of Biomedical Engineering, University of Florida, Gainesville, Florida, USA.
Bioelectricity
|August 29, 2020
Summary
Leveraging electrostatic interactions in drug delivery systems can improve therapeutic targeting and retention within joints for arthritis treatment. This approach enhances drug bioavailability and reduces systemic side effects.
Area of Science:
- Biomedical Engineering
- Drug Delivery
- Rheumatology
Background:
- Arthritis presents significant challenges for drug delivery due to low bioavailability and poor joint retention.
- Existing drug delivery systems like nanoparticles and liposomes aim to overcome these limitations.
- Targeting specific joint tissues requires advanced strategies for enhanced localization and retention.
Purpose of the Study:
- To explore the use of electrostatic interactions for improving drug delivery to joint tissues in arthritis.
- To discuss the impact of electrostatic interactions on drug delivery parameters.
- To identify opportunities and limitations in using electrostatic interactions for targeted arthritis therapy.
Main Methods:
- Review of existing literature on drug delivery systems and electrostatic interactions in joint tissues.
- Analysis of how electrostatic forces influence protein corona formation, cellular uptake, and biodistribution.
- Identification of studies utilizing electrostatic interactions for enhanced joint targeting.
Main Results:
- Electrostatic interactions offer a promising strategy for increasing the localization and retention of drug delivery systems in joint tissues.
- These interactions affect critical parameters including protein corona formation, cellular uptake, and biodistribution.
- Preclinical studies show potential but also highlight existing limitations.
Conclusions:
- Designing drug delivery systems with specific electrostatic properties can significantly improve therapeutic outcomes for arthritis.
- Further research is needed to overcome limitations in preclinical investigations and optimize targeted drug delivery.
- Harnessing electrostatic interactions is crucial for developing next-generation arthritis therapeutics.
Related Concept Videos
01:16Drug Delivery: Overview
620
The selection of a drug's delivery route depends upon its physicochemical properties, including lipid or water solubility and ionization, as well as the therapeutic requirement, such as immediate or sustained effect. These routes can be divided into three primary categories: enteral, parenteral, and topical.
Enteral delivery involves administering drugs directly through swallowing, sublingual placement, or buccal application. Orally administered drugs predominantly navigate the...
Enteral delivery involves administering drugs directly through swallowing, sublingual placement, or buccal application. Orally administered drugs predominantly navigate the...
620
01:22Drug Delivery: Miscellaneous Routes
640
Drug delivery methods like oral inhalation, nasal sprays, transdermal patches, eye drops, intravitreal injection, and rectal administration provide localized effects with reduced toxicity.
Oral inhalation and nasal sprays swiftly transfer drugs across the respiratory epithelium's mucosal layer. Inhaled glucocorticoids and bronchodilators directly target lung conditions such as asthma, while fluticasone nasal spray mitigates allergic rhinitis.
Transdermal patches transport drugs...
Oral inhalation and nasal sprays swiftly transfer drugs across the respiratory epithelium's mucosal layer. Inhaled glucocorticoids and bronchodilators directly target lung conditions such as asthma, while fluticasone nasal spray mitigates allergic rhinitis.
Transdermal patches transport drugs...
640
01:29Drug Delivery: Parenteral Route
1.3K
The parenteral route is a critical method of drug administration. It delivers compounds directly into the systemic circulation and bypasses the gastrointestinal tract. This approach is particularly advantageous for drugs that exhibit poor absorption or instability when administered orally.
There are three primary parenteral routes: intravenous (IV), intramuscular (IM), and subcutaneous (SC). The IV route introduces the drug directly into the bloodstream, ensuring immediate action. The IM route...
There are three primary parenteral routes: intravenous (IV), intramuscular (IM), and subcutaneous (SC). The IV route introduces the drug directly into the bloodstream, ensuring immediate action. The IM route...
1.3K
01:17Pore Transport and Ion-Pair Transport
991
Pore transport and ion-pair formation are critical mechanisms for the absorption and distribution of drugs in the body.
Pore transport, also known as convective transport, is a process where small molecules like urea, water, and sugars rapidly cross cell membranes as though there were channels or pores in the membrane. Although direct microscopic evidence is limited but the concept of pores or channels is widely accepted based on physiological evidence. Despite the lack of direct...
Pore transport, also known as convective transport, is a process where small molecules like urea, water, and sugars rapidly cross cell membranes as though there were channels or pores in the membrane. Although direct microscopic evidence is limited but the concept of pores or channels is widely accepted based on physiological evidence. Despite the lack of direct...
991
01:25Drug-Receptor Bonds
4.0K
Drug-receptor bonds are formed through various chemical forces when drugs interact with target cells. Covalent bonds, strong and irreversible, are exemplified by DNA-alkylating anticancer agents that inhibit cell division. However, such irreversible drug binding lacks selectivity and can modify the DNA of the surrounding healthy cells. Covalent binding often contributes to tissue toxicity, as seen with chloroform and paracetamol metabolites binding to the liver, causing hepatotoxicity.
In...
In...
4.0K
01:27Bioavailability Enhancement: Drug Permeability Enhancement
109
Body:After oral administration, poor permeability often limits the rate at which drugs are absorbed through the intestinal epithelium. Enhancing drug permeability is crucial for effective therapy, and several strategies have been developed to overcome this challenge.One effective strategy involves the use of lipid-based formulations. These formulations enhance dissolution and solubility, targeting physiological mechanisms to increase drug absorption. This includes stimulating bile salt...
109