User profiles for F. Yokoi

Fumiaki Yokoi

University of Florida
Verified email at neurology.ufl.edu
Cited by 2460

Reduced striatal dopamine transporter density in abstinent methamphetamine and methcathinone users: evidence from positron emission tomography studies with …

UD McCann, DF Wong, F Yokoi… - Journal of …, 1998 - Soc Neuroscience
Methamphetamine and methcathinone are psychostimulant drugs with high potential for abuse.
In animals, methamphetamine and related drugs are known to damage brain dopamine (…

Dopamine D2 and D3 receptor occupancy in normal humans treated with the antipsychotic drug aripiprazole (OPC 14597): a study using positron emission …

F Yokoi, G Gründer, K Biziere, M Stephane… - …, 2002 - Elsevier
Aripiprazole (OPC 14597) is an antipsychotic drug that has high affinity for dopamine D 2
and D 3 receptors and the dopamine autoreceptor. It is being developed for treatment of …

Elevated intrasynaptic dopamine release in Tourette's syndrome measured by PET

…, S Szymanski, J Giuliano, F Yokoi… - American Journal of …, 2002 - Am Psychiatric Assoc
OBJECTIVE: Dopaminergic abnormalities in frontal-subcortical circuits have been hypothesized
as the underlying pathophysiologic mechanism in Tourette’s syndrome. The objective of …

Disrupted motor learning and long-term synaptic plasticity in mice lacking NMDAR1 in the striatum

MT Dang, F Yokoi, HH Yin… - Proceedings of the …, 2006 - National Acad Sciences
… (F) KO mice had significantly more primary dendrites. … ANOVA results indicated a
significant interaction between genotype and trial [F (5, 100) = 3.23, P ≤ 0.01; Fig. 3A]. Post hoc …

[HTML][HTML] Column-switching HPLC for the analysis of plasma in PET imaging studies

J Hilton, F Yokoi, RF Dannals, HT Ravert… - Nuclear medicine and …, 2000 - Elsevier
A column-switch high performance liquid chromatography method for the analysis of 4 mL
of plasma is described with six examples of chromatography of [ 11 C]-labeled positron-…

Dopamine transporters are markedly reduced in Lesch-Nyhan disease in vivo.

DF Wong, JC Harris, S Naidu, F Yokoi… - Proceedings of the …, 1996 - National Acad Sciences
Dopamine (DA) deficiency has been implicated in Lesch-Nyhan disease (LND), a genetic
disorder that is characterized by hyperuricemia, choreoathetosis, dystonia, and compulsive self…

Generation and characterization of Dyt1 ΔGAG knock-in mouse as a model for early-onset dystonia

MT Dang, F Yokoi, KSP McNaught, TA Jengelley… - Experimental …, 2005 - Elsevier
… fore- and hindpaws showed a sex and genotype interaction of significance [F(1,28) = 3.62, P
= 0.067; Fig… Female (F) mutant mice did not differ in DA, DOPAC, and HVA levels. *P < 0.05. …

Engineering animal models of dystonia

J Oleas, F Yokoi, MP DeAndrade, A Pisani… - Movement …, 2013 - Wiley Online Library
Dystonia is a neurological disorder characterized by abnormal involuntary movements that
are prolonged and often cause twisting and turning. Several genetically modified worms, fruit …

Organ-on-a-chip models for elucidating the cellular biology of infectious diseases

F Yokoi, S Deguchi, K Takayama - … et Biophysica Acta (BBA)-Molecular Cell …, 2023 - Elsevier
Infectious diseases are caused by the invasion of pathogens into a host. To explore the
mechanisms of pathogen infections and cellular responses, human models that can accurately …

Allele-specific ablation rescues electrophysiological abnormalities in a human iPS cell model of long-QT syndrome with a CALM2 mutation

…, H Kohjitani, S Hirose, J Chen, F Yokoi… - Human Molecular …, 2017 - academic.oup.com
Calmodulin is a ubiquitous Ca 2+ sensor molecule encoded by three distinct calmodulin
genes, CALM1–3. Recently, mutations in CALM1–3 have been reported to be associated with …