Search Results - "Chan, K R"

Default network connectivity as a vulnerability marker for obsessive compulsive disorder by Peng, Z W, Xu, T, He, Q H, Shi, C Z, Wei, Z, Miao, G D, Jing, J, Lim, K O, Zuo, X N, Chan, R C K

“…Aberrant functional connectivity within the default network is generally assumed to be involved in the pathophysiology of obsessive compulsive disorder (OCD);…”
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Ischaemia-reperfusion is an event triggered by immune complexes and complement by Chan, R. K., Ibrahim, S. I., Verna, N., Carroll, M., Moore Jr, F. D., Hechtman, H. B.

“…Background Reperfusion injury is a common clinical problem that lacks effective therapy. Two decades of research implicating oxygen free radicals and…”
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Evaluation of source gas lifetimes from stratospheric observations by Volk, C. M., Elkins, J. W., Fahey, D. W., Dutton, G. S., Gilligan, J. M., Loewenstein, M., Podolske, J. R., Chan, K. R., Gunson, M. R.

“…Simultaneous in situ measurements of the long‐lived trace species N2O, CH4, 12, CFC‐113, CFC‐11, CCl4, CH3CCl3, H‐1211, and SF6 were made in the lower…”
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Altered corticostriatal functional connectivity in individuals with high social anhedonia by Wang, Y, Liu, W-H, Li, Z, Wei, X-H, Jiang, X-Q, Geng, F-L, Zou, L-Q, Lui, S S Y, Cheung, E F C, Pantelis, C, Chan, R C K

“…Dysregulation of the striatum and altered corticostriatal connectivity have been associated with psychotic disorders. Social anhedonia has been identified as a…”
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The nature of anhedonia and avolition in patients with first-episode schizophrenia by Lui, S S Y, Liu, A C Y, Chui, W W H, Li, Z, Geng, F, Wang, Y, Heerey, E A, Cheung, E F C, Chan, R C K

“…Patients with schizophrenia have intact ability to experience emotion, but empirical evidence suggests that they fail to translate emotional salience into…”
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A comparison of two immediate-early genes, c-fos and NGFI-B, as markers for functional activation in stress-related neuroendocrine circuitry by Chan, RK, Brown, ER, Ericsson, A, Kovacs, KJ, Sawchenko, PE

“…The promoter regions of the rat corticotropin-releasing factor (CRF), oxytocin (OT), and vasopressin (AVP) genes contain sequences similar to the cis-acting…”
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Particle Formation in the Upper Tropical Troposphere: A Source of Nuclei for the Stratospheric Aerosol by Brock, C. A., Hamill, P., Wilson, J. C., Jonsson, H. H., Chan, K. R.

“…Atmospheric measurements and numerical calculations described here indicate that binary homogeneous nucleation of H$_2$SO$_4$-H$_2$O particles occurs in the…”
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Heritability and familiality of neurological soft signs: evidence from healthy twins, patients with schizophrenia and non-psychotic first-degree relatives by Xu, T, Wang, Y, Li, Z, Huang, J, Lui, S S Y, Tan, S-P, Yu, X, Cheung, E F C, He, M-G, Ott, J, Gur, R E, Gur, R C, Chan, R C K

“…Neurological soft signs (NSS) have long been considered potential endophenotypes for schizophrenia. However, few studies have investigated the heritability and…”
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Ice nucleation processes in upper tropospheric wave-clouds observed during SUCCESS by Jensen, E. J., Toon, O. B., Tabazadeh, A., Sachse, G. W., Anderson, B. E., Chan, K. R., Twohy, C. W., Gandrud, B., Aulenbach, S. M., Heymsfield, A., Hallett, J., Gary, B.

“…We have compared in situ measurements near the leading‐edges of wave‐clouds observed during the SUCCESS experiment with numerical simulations. Observations of…”
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Quantifying Transport between the Tropical and Mid-Latitude Lower Stratosphere by Volk, C. M., Elkins, J. W., Fahey, D. W., Salawitch, R. J., Dutton, G. S., Gilligan, J. M., Proffitt, M. H., Loewenstein, M., Podolske, J. R., Minschwaner, K., Margitan, J. J., Chan, K. R.

“…Airborne in situ observations of molecules with a wide range of lifetimes (methane, nitrous oxide, reactive nitrogen, ozone, chlorinated halocarbons, and…”
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Removal of stratospheric O3 by radicals : in situ measurements of OH, HO2, NO, NO2, ClO, and BrO by WENNBERG, P. O, COHEN, R. C, WEBSTER, C. R, MAY, R. D, TOOHEY, D. W, AVALLONE, L. M, PROFFITT, M. H, LOEWENSTEIN, M, PODOLSKE, J. R, CHAN, K. R, WOFSY, S. C, STIMPFLE, R. M, KOPLOW, J. P, ANDERSON, J. G, SALAWITCH, R. J, FAHEY, D. W, WOODBRIDGE, E. L, KEIM, E. R, GAO, R. S

“…Simultaneous in situ measurements of the concentrations of OH, HO(2), ClO, BrO, NO, and NO(2) demonstrate the predominance of odd-hydrogen and halogen…”
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The divergent impact of COMT Val158Met on executive function in children with and without attention‐deficit/hyperactivity disorder by Jin, J., Liu, L., Gao, Q., Chan, R. C. K., Li, H., Chen, Y., Wang, Y., Qian, Q.

“…Children with attention‐deficit/hyperactivity disorder (ADHD) usually display deficits in executive function (EF), which are primarily mediated by prefrontal…”
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Chinese Attitudes toward Cleft Lip and Palate: Effects of Personal Contact by Chan, R. K. K., McPherson, B., Whitehill, T. L.

“…Objective: The purpose of this study was to investigate the effect of personal contact on the attitudes of individuals towards persons with cleft lip and…”
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Psychiatric genetics in China: achievements and challenges by Liu, C, Saffen, D, Schulze, T G, Burmeister, M, Sham, P C, Yao, Y-g, Kuo, P-H, Chen, C, An, Y, Dai, J, Yue, W, Li, M X, Xue, H, Su, B, Chen, L, Shi, Y, Qiao, M, Liu, T, Xia, K, Chan, R C K

“…To coordinate research efforts in psychiatric genetics in China, a group of Chinese and foreign investigators have established an annual “Summit on Chinese…”
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Distribution of halon-1211 in the upper troposphere and lower stratosphere and the 1994 total bromine budget by Wamsley, P. R., Elkins, J. W., Fahey, D. W., Dutton, G. S., Volk, C. M., Myers, R. C., Montzka, S. A., Butler, J. H., Clarke, A. D., Fraser, P. J.

“…We report here on the details of the first, in situ, real-time measurements of H-1211 (CBrClF2) and sulfur hexafluoride (SF6) mixing ratios in the stratosphere…”
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Patients with bipolar disorders share similar but attenuated prospective memory impairments with patients with schizophrenia by Chan, R C K, Lui, S S Y, Wang, Y, Liu, A C Y, Chui, W W H, Shum, D H K, Cheung, E F C

“…Prospective memory (PM) refers to the ability to remember to carry out an intended action in the future. PM is consistently found to be impaired in individuals…”
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Cool and hot executive functions in medication-naive attention deficit hyperactivity disorder children by Yang, B-R, Chan, R C K, Gracia, N, Cao, X-Y, Zou, X-B, Jing, J, Mai, J-N, Li, J, Shum, D

“…This study aimed to compare 'cool' [working memory (WM) and response inhibition] and 'hot' (delay aversion) executive functions (EFs) in children with and…”
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Quality improvement: experience of a sexually transmitted infection clinic in Singapore by Tan, H H, Soon, T, Chan, R K W

“…Over the past two years, the Department of Sexually Transmitted Infection Control Clinic (DSC) in Singapore has embarked on a programme to review and enhance…”
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Chlorine Chemistry on Polar Stratospheric Cloud Particles in the Arctic Winter by Webster, C. R., May, R. D., Toohey, D. W., Avallone, L. M., Anderson, J. G., Newman, P., Lait, L., Schoeberl, M. R., Elkins, J. W., Chan, K. R.

“…Simultaneous in situ measurements of hydrochloric acid (HCl) and chlorine monoxide (ClO) in the Arctic winter vortex showed large HCl losses, of up to 1 part…”
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Emission measurements of the Concorde supersonic aircraft in the lower stratosphere by Fahey, D.W. (NOAA, Boulder, CO.), Keim, E.R, Boering, K.A, Brock, C.A, Wilson, J.C, Jonsson, H.H, Anthony, S, Hanisco, T.F, Wennberg, P.O, Miake-Lye, R.C

“…Emission indices of reactive gases and particles were determined from measurements in the exhaust plume of a Concorde aircraft cruising at supersonic speeds in…”
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