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Physiological Barriers

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Physiological barriers are semi-permeable cellular structures restricting drug diffusion into intracellular compartments and tissues. There are six types of physiological barriers: blood endothelial, cell membrane, blood-brain, blood-cerebrospinal fluid (CSF), blood-placenta, and blood-testis barriers.
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Predicting In Vivo Payloads Delivery using a Blood-brain Tumor-barrier in a Dish

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Patents on brain permeable nanoparticles.

Monica Gulati, Dimple S Chopra, Sachin K Singh

¹Department of Pharmaceutical Sciences, Punjabi University, Patiala - 147 002, India. dimplechopra24@yahoo.co.in.

Recent Patents on CNS Drug Discovery

|November 30, 2013

Summary

This summary is machine-generated.

Nanoparticles offer a promising solution for delivering drugs across the blood-brain barrier (BBB). This approach enhances therapeutic efficacy for neurological disorders by overcoming BBB drug delivery challenges.

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Area of Science:

Neuroscience
Biotechnology
Materials Science

Background:

The blood-brain barrier (BBB) is a critical defense mechanism protecting the brain but hinders effective drug delivery for neurological diseases.
Neurological disorders such as brain cancer, epilepsy, and Alzheimer's disease remain challenging to treat due to BBB limitations.

Purpose of the Study:

To explore nanoparticle-based strategies for overcoming the blood-brain barrier (BBB) for enhanced neurotherapeutics delivery.
To review various design and delivery approaches for brain-targeted nanoparticles.
To examine patents related to nanoparticle-mediated delivery of neurotherapeutics.

Main Methods:

Utilizing nanoparticles as colloidal drug delivery systems for encapsulating or attaching active pharmaceutical ingredients.
Developing brain-targeted polymeric nanoparticles to improve drug concentration and therapeutic outcomes.
Coating nanoparticles with surfactants to increase drug loading and delivery efficiency.

Main Results:

Nanoparticles demonstrate potential in increasing therapeutic efficacy and reducing drug toxicity for brain conditions.
Targeted nanoparticle design can enhance drug penetration and concentration within the brain.
Surfactant-modified nanoparticles facilitate higher drug delivery rates across the BBB.

Conclusions:

Nanoparticle-based drug delivery systems represent a viable strategy to circumvent the blood-brain barrier.
Further research and patent exploration into nanoparticle design are crucial for advancing neurotherapeutics.
Targeted nanoparticle approaches hold significant promise for treating a wide range of neurological disorders.