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positive allosteric modulators of the GABAB receptor

Candidate: concept label1 source documents4 linked claims
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Aliases

allosteric modulators of GABAB receptors, GABAB ligands, positive allosteric modulators

Extracted Explainers

What the tool is doing

These compounds positively modulate GABAB receptor activity and greatly enhance the potency and efficacy of GABAB agonists. The abstract states they have little apparent activity when applied alone.

Source 1DOIPubMed

Resources required

Their effect is described in the presence of GABA or other GABAB agonists, implying a requirement for orthosteric agonist-driven receptor activation context.

Source 1DOIPubMed

What problem it solves

They aim to boost physiologically relevant GABAB signaling without the constant, brain-wide activation produced by baclofen.

Source 1DOIPubMed

What it does not solve

The abstract does not show that they replace agonists or act as strong standalone activators.

Source 1DOIPubMed

Alternatives

The abstract contrasts these modulators with pure agonists such as baclofen and analogizes their role to benzodiazepines at GABAA receptors.

Source 1DOIPubMed

Evidence Snippets

High throughput screening strategies carried out in pharmaceutical industries, helped identifying new compounds positively modulating the activity of the GABA(B) receptor.
Evidence 1Source 1DOIPubMedprovenance

Supporting Sources

Linked Claims

Claim 1discovery methodsupports2007Source 1DOIPubMed

High throughput screening strategies in pharmaceutical industry identified compounds that positively modulate GABAB receptor activity.

Quoted textsource-backed
High throughput screening strategies carried out in pharmaceutical industries, helped identifying new compounds positively modulating the activity of the GABA(B) receptor.
Claim 2mechanism of actionsupports2007Source 1DOIPubMed

Positive allosteric modulators of the GABAB receptor have little apparent activity alone but greatly enhance the potency and efficacy of GABAB agonists.

Quoted textsource-backed
These molecules, almost devoid of apparent activity when applied alone, greatly enhance both the potency and efficacy of GABA(B) agonists.
Claim 3physiological selectivitysupports2007Source 1DOIPubMed

Positive allosteric modulators increase GABAB-mediated responses where and when physiologically needed, unlike baclofen which constantly activates the receptor everywhere in the brain.

Quoted textsource-backed
in contrast to baclofen that constantly activates the receptor everywhere in the brain, these positive allosteric modulators induce a large increase in GABA(B)-mediated responses only WHERE and WHEN physiologically needed.
Claim 4therapeutic profilesupports2007Source 1DOIPubMed

Positive allosteric modulators of the GABAB receptor are reported to have more pronounced in vivo responses and fewer side effects than pure agonists, supporting therapeutic potential.

Quoted textsource-backed
these molecules have more pronounced in vivo responses and less side effects than pure agonists, offering new potential therapeutic applications for this new class of GABA(B) ligands.