Search Results - "Chan, Edgar"

Altered DNA methylation and expression of PLAGL1 in cord blood from assisted reproductive technology pregnancies compared with natural conceptions by Vincent, Rebecca N., M.Sc, Gooding, Luke D., B.Sc, Louie, Kenny, B.Sc, Chan Wong, Edgar, M.Sc, Ma, Sai, Ph.D

“…Objective To investigate DNA methylation and expression of imprinted genes and an imprinted gene network (IGN) in neonates conceived via assisted reproductive…”
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Comfort Always: The Importance of Providing Psychological Support to Neurology Staff, Patients, and Families During COVID-19 by Foley, Jennifer A, Chan, Edgar, van Harskamp, Natasja, Cipolotti, Lisa

“…Although the impact of COVID-19 disruption on healthcare staff is increasingly understood, there has been no discussion of how it affects neurological patients…”
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Distinct neural networks underlie encoding of categorical versus coordinate spatial relations during active navigation by Baumann, Oliver, Chan, Edgar, Mattingley, Jason B.

“…It has been proposed that spatial relations are encoded either categorically, such that the relative positions of objects are defined in prepositional terms;…”
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Limitations of the trail making test part-B in assessing frontal executive dysfunction by Chan, Edgar, MacPherson, Sarah E, Robinson, Gail, Turner, Martha, Lecce, Francesca, Shallice, Tim, Cipolotti, Lisa

“…Part B of the Trail Making Test (TMT-B) is one of the most widely used neuropsychological tests of "executive" function. A commonly held assumption is that the…”
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The Influence of Fluid Intelligence, Executive Functions and Premorbid Intelligence on Memory in Frontal Patients by Chan, Edgar, MacPherson, Sarah E, Bozzali, Marco, Shallice, Tim, Cipolotti, Lisa

“…It is commonly thought that memory deficits in frontal patients are a result of impairments in executive functions which impact upon storage and retrieval…”
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DNA methylation at H19/IGF2 ICR1 in the placenta of pregnancies conceived by in vitro fertilization and intracytoplasmic sperm injection by Chan Wong, Edgar, M.Sc, Hatakeyama, Chiho, M.Sc, Robinson, Wendy P., Ph.D, Ma, Sai, Ph.D

“…DNA methylation at H19 ICR1 was investigated in the placenta from pregnancies conceived by in vitro fertilization, intracytoplasmic sperm injection, and from…”
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Sperm aneuploidy and meiotic sex chromosome configurations in an infertile XYY male by Wong, Edgar Chan, Ferguson, Kyle A, Chow, Victor, Ma, Sai

“…BACKGROUND There is little information regarding the behaviour of the extra Y chromosome during meiosis I in men with 47,XYY karyotypes and the segregation of…”
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Extrinsic reference frames modify the neural substrates of object-location representations by Chan, Edgar, Baumann, Oliver, Bellgrove, Mark A., Mattingley, Jason B.

“…The ability to form spatial representations of object locations is an important component of successful spatial navigation. Evidence from behavioral studies…”
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Molecular and cytogenetic investigation of Y chromosome deletions over three generations facilitated by intracytoplasmic sperm injection by Minor, Agata, Wong, Edgar Chan, Harmer, Karynn, Ma, Sai

“…Background The azoospermic factor (AZF) region is critical for normal spermatogenesis since microdeletions and partial deletions have been associated with…”
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264  Cognitive and imaging correlates in cerebral amyloid angiopathy subthypes by Bonifacio, Guendalina, Chan, Edgar, Islam, Afm, Werring, David

“…Common clinical subtypes of CAA are CAA with intracerebral haemorrhage (CAA-ICH), with cognitive decline (CAA-cog), and with Transient Focal Neurological…”
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Fluency and rule breaking behaviour in the frontal cortex by Cipolotti, Lisa, Molenberghs, Pascal, Dominguez, Juan, Smith, Nicola, Smirni, Daniela, Xu, Tianbo, Shallice, Tim, Chan, Edgar

“…Design (DF) and phonemic fluency tests (FAS; D-KEFS, 2001) are commonly used to investigate voluntary generation. Despite this, several important issues remain…”
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Graph lesion-deficit mapping of fluid intelligence by Cipolotti, Lisa, Ruffle, James K, Mole, Joe, Xu, Tianbo, Hyare, Harpreet, Shallice, Tim, Chan, Edgar, Nachev, Parashkev

“…Fluid intelligence is arguably the defining feature of human cognition. Yet the nature of its relationship with the brain remains a contentious topic…”
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Inhibition processes are dissociable and lateralized in human prefrontal cortex by Cipolotti, Lisa, Spanò, Barbara, Healy, Colm, Tudor-Sfetea, Carina, Chan, Edgar, White, Mark, Biondo, Francesca, Duncan, John, Shallice, Tim, Bozzali, Marco

“…The prefrontal cortex (PFC) is known to make fundamental contributions to executive functions. However, the precise nature of these contributions is…”
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Is the Brixton Spatial Anticipation Test sensitive to frontal dysfunction? Evidence from patients with frontal and posterior lesions by Mole, Joseph, Foddai, Eleonora, Chan, Edgar, Xu, Tianbo, Cipolotti, Lisa

“…Introduction: The Brixton Spatial Anticipation Test is a widely used neuropsychological test, thought to assess executive functions and to be sensitive to…”
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The test accuracy of the Montreal Cognitive Assessment (MoCA) by stroke lateralisation by Chan, Edgar, Altendorff, Samantha, Healy, Colm, Werring, David J, Cipolotti, Lisa

“…Abstract Background The Montreal Cognitive Assessment (MoCA) is an increasingly popular screening tool for detecting cognitive impairment post-stroke. However…”
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Dissociable neural circuits for encoding and retrieval of object locations during active navigation in humans by Baumann, Oliver, Chan, Edgar, Mattingley, Jason B.

“…Several cortical and subcortical circuits have been implicated in object location memory and navigation. Uncertainty remains, however, about which neural…”
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Factors contributing to the distress, concerns, and needs of UK Neuroscience health care workers during the COVID‐19 pandemic by Cipolotti, Lisa, Chan, Edgar, Murphy, Patrick, Harskamp, Natasja, Foley, Jennifer A.

“…COVID‐19 research from China suggests health care workers are at risk of distress, have specific concerns, and need support. It remains unknown whether…”
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Cognitive estimation: Performance of patients with focal frontal and posterior lesions by Cipolotti, Lisa, MacPherson, Sarah E., Gharooni, Sara, van-Harskamp, Natasja, Shallice, Tim, Chan, Edgar, Nachev, Parashkev

“…The Cognitive Estimation Test (CET) is a widely used test to investigate estimation abilities requiring complex processes such as reasoning, the development…”
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Altered gene expression of H19 and IGF2 in placentas from ART pregnancies by Sakian, Sina, Louie, Kenny, Wong, Edgar Chan, Havelock, Jon, Kashyap, Sonya, Rowe, Timothy, Taylor, Beth, Ma, Sai

“…Abstract Introduction The aim of this study is to determine whether the gene expression and associated DNA methylation regulation of H19 and IGF2 are altered…”
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A new revised Graded Naming Test and new normative data including older adults (80–97 years) by Murphy, Patrick, Chan, Edgar, Mo, Stella, Cipolotti, Lisa

“…The Graded Naming Test (GNT) is commonly used in clinical and research settings to assess nominal functions. However, normative data for the GNT is over…”
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