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Updated: Mar 11, 2026
Study of the Functions and Activities of Neuronal K-Cl Co-Transporter KCC2 Using Western Blotting
Published on: December 9, 2022
Chloride co-transporters as possible therapeutic targets for stroke
Miguel A S Martín-Aragón Baudel1, Amy V Poole1, Mark G Darlison1
1School of Applied Sciences, Edinburgh Napier University, Sighthill Campus, Sighthill Court, Edinburgh, UK.
Insights
Chloride co-transporter (CCC) proteins offer promising neuroprotection strategies for stroke recovery. Targeting these GABAergic mediators, like NKCC1 and KCC2, may reduce neuronal death and enhance rehabilitation after ischemic events.
Area of Science:
- Neuroscience
- Pharmacology
- Biomedical Research
Background:
- Stroke is a leading cause of death and disability globally, with ischemic stroke being the most common type.
- Current pharmacological treatments for stroke are limited, highlighting the need for novel therapeutic targets.
- Damage after ischemic stroke progresses over hours and days, necessitating interventions to mitigate neuronal death.
Purpose of the Study:
- To review key molecular mechanisms driving neuronal death post-stroke.
- To explore the neuroprotective and recovery potential of chloride co-transporter (CCC) proteins.
- To discuss the role of NKCC1 and KCC2 in neuroprotection and neurorehabilitation.
Main Methods:
- Literature review of molecular mechanisms in stroke-induced neuronal death.
- Analysis of studies on chloride co-transporter (CCC) family proteins in stroke models.
- Examination of the regulatory mechanisms of NKCC1 and KCC2.
Main Results:
- Chloride co-transporter (CCC) proteins show potential for neuroprotection and recovery in both early and late stroke stages.
- The timing of CCC targeting is crucial for neuroprotection and neuromodulation post-stroke.
- NKCC1 and KCC2 present indirect therapeutic avenues for neuroprotection and rehabilitation.
Conclusions:
- Chloride co-transporter (CCC) proteins, particularly NKCC1 and KCC2, are promising targets for stroke therapy.
- Strategic modulation of CCCs can promote neuroprotection and aid in stroke recovery and rehabilitation.
- Combining CCC-based strategies with other therapies may yield more effective treatments for stroke.
Abstract:
Stroke is one of the major causes of death and disability worldwide. The major type of stroke is an ischaemic one, which is caused by a blockage that interrupts blood flow to the brain. There are currently very few pharmacological strategies to reduce the damage and social burden triggered by this pathology. The harm caused by the interruption of blood flow to the brain unfolds in the subsequent hours and days, so it is critical to identify new therapeutic targets that could reduce neuronal death associated with the spread of the damage. Here, we review some of the key molecular mechanisms involved in the progression of neuronal death, focusing on some new and promising studies. In particular, we focus on the potential of the chloride co-transporter (CCC) family of proteins, mediators of the GABAergic response, both during the early and later stages of stroke, to promote neuroprotection and recovery. Different studies of CCCs during the chronic and recovery phases post-stroke reveal the importance of timing when considering CCCs as potential neuroprotective and/or neuromodulator targets. The molecular regulatory mechanisms of the two main neuronal CCCs, NKCC1 and KCC2, are further discussed as an indirect approach for promoting neuroprotection and neurorehabilitation following an ischaemic insult. Finally, we mention the likely importance of combining different strategies in order to achieve more effective therapies.
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