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S

S. Lloyd

Researcher at Medical Research Council

Publications -  27
Citations -  2459

S. Lloyd is an academic researcher from Medical Research Council. The author has contributed to research in topics: Nicotinic agonist & Dopaminergic. The author has an hindex of 23, co-authored 27 publications receiving 2372 citations.

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Journal ArticleDOI

D2 dopamine receptor gene (DRD2) Taq1 A polymorphism: reduced dopamine D2 receptor binding in the human striatum associated with the A1 allele.

TL;DR: A genetic predisposition to lower D2 receptor expression may increase susceptibility to neuroleptic medication or clinical symptoms that are associated with diseases involving dopaminergic pathology.
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Striatal dopaminergic markers in dementia with Lewy bodies, Alzheimer's and Parkinson's diseases: rostrocaudal distribution.

TL;DR: Investigation of dopaminergic activities along the rostrocaudal striatal axis from a post-mortem series indicated compensatory increased turnover in Parkinson's disease, which was absent in DLB despite the loss of substantia nigra neurons, dopamine and uptake sites.
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Neuronal nicotinic receptors in dementia with Lewy bodies and schizophrenia: alpha-bungarotoxin and nicotine binding in the thalamus.

TL;DR: It is concluded that widespread abnormalities of thalamic nicotine are not implicated in schizophrenia or DLB, but that reticular αBGT binding may be involved to a lesser and greater extent in the pathophysiology or psychopathology of both disorders.
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Nicotine binding in human striatum: elevation in schizophrenia and reductions in dementia with Lewy bodies, Parkinson’s disease and Alzheimer’s disease and in relation to neuroleptic medication

TL;DR: The changes observed in [3H]nicotine binding are likely to reflect the presence of these receptors on multiple sites within the striatum, which may be differentially modulated in the different diseases.
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Nicotinic and muscarinic cholinergic receptor binding in the human hippocampal formation during development and aging.

TL;DR: Findings implicate mechanisms controlling the expression of nicotinic receptors to a greater extent than muscarinic receptors in postnatal development and aging in the human hippocampus.