Search Results - "Ko, K. M."

Sensitivity of ozone to bromine in the lower stratosphere by Salawitch, R. J., Weisenstein, D. K., Kovalenko, L. J., Sioris, C. E., Wennberg, P. O., Chance, K., Ko, M. K. W., McLinden, C. A.

“…Measurements of BrO suggest that inorganic bromine (Br(sub y)) at and above the tropopause is 4 to 8 ppt greater than assumed in models used in past ozone…”
Get full text

In vivo antioxidant action of a lignan-enriched extract of Schisandra fruit and an anthraquinone-containing extract of Polygonum root in comparison with schisandrin B and emodin by Chiu, P Y, Mak, D H, Poon, M K, Ko, K M

“…The in vivo antioxidant action of a lignan-enriched extract of the fruit of Schisandra chinensis (FS) and an anthraquinone-containing extract of the root of…”
Get more information

A characteristic pharmacological action of ‘Yang-invigorating’ Chinese tonifying herbs: Enhancement of myocardial ATP-generation capacity by Ko, K.-M., Leon, T.Y.Y., Mak, D.H.F., Chiu, P.-Y., Du, Y., Poon, M.K.T.

“…In order to investigate the pharmacological basis of ‘Yang-invigorating’ action, the effect of oral treatment with the methanolic extract of…”
Get full text

Hepatoprotective action of an oleanolic acid-enriched extract of Ligustrum lucidum fruits is mediated through an enhancement on hepatic glutathione regeneration capacity in mice by Yim, T. K., Wu, W. K., Pak, W. F., Ko, K. M.

“…The fruits of Ligustrum lucidum Ait. (FLL) were fractionated into petroleum ether (FLL‐Pe), chloroform (FLL‐Ch), butanol (FLL‐Bu) and aqueous (FLL‐Aq)…”
Get full text

Dang-Gui Buxue Tang produces a more potent cardioprotective effect than its component herb extracts and enhances glutathione status in rat heart mitochondria and erythrocytes by Mak, Duncan H. F., Chiu, P. Y., Dong, Tina T. X., Tsim, Karl W. K., Ko, K. M.

“…The effects of pretreatment with Dang‐Gui Buxue Tang (DBT, a decoction of Astragali and Angelica roots) and its component herb extracts on myocardial…”
Get full text

Functional importance of polymerization and localization of calsequestrin in C. elegans by Cho, J.H, Ko, K.M, Singaruvelu, Gunasekaran, Lee, Wonhae, Kang, Gil Bu, Rho, Seong-Hwan, Park, Byung-Jae, Yu, Jae-Ran, Kagawa, Hiroaki, Eom, S.H, Kim, D.H, Ahnn, Joohong

“…Dual roles of calsequestrin (CSQ-1) being the Ca²⁺ donor and Ca²⁺ acceptor make it an excellent Ca²⁺-buffering protein within the sarcoplasmic reticulum (SR)…”
Get full text

Myocardial protection against ischaemia- reperfusion injury by a Polygonum multiflorum extract supplemented 'Dang-Gui decoction for enriching blood', a compound formulation, ex vivo by Yim, T. K., Wu, W. K., Pak, W. F., Mak, D. H. F., Liang, S. M., Ko, K. M.

“…‘Dang‐Gui Decoction for Enriching the Blood’ (BE), a traditional Chinese formulation comprising Angelica sinensis and Astragalus membranaceus, is used for…”
Get full text

Inhibition of ATR protein kinase activity by schisandrin B in DNA damage response by Nishida, Hiroshi, Tatewaki, Naoto, Nakajima, Yuki, Magara, Taku, Ko, Kam Ming, Hamamori, Yasuo, Konishi, Tetsuya

“…ATM and ATR protein kinases play a crucial role in cellular DNA damage responses. The inhibition of ATM and ATR can lead to the abolition of the function of…”
Get full text

Comparing an in vitro electrochemical measurement of superoxide scavenging activity with an in vivo assessment of antioxidant potential in Chinese tonifying herbs by Beissenhirtz, Moritz K., Kwan, Roger C. H., Ko, K. M., Renneberg, Reinhard, Scheller, F. W., Lisdat, F.

“…The in vitro superoxide scavenging activity (as determined by electrochemical measurement) and the in vivo antioxidant potential (as determined by a mouse…”
Get full text

Potential accumulation of a CFC-replacement degradation product in seasonal wetlands by Tromp, T. K, Ko, M. K. W, Rodriguez, J. M, Sze, N. D

“…Hydrofluorocarbons and hydrochlorofluorocarbons have been proposed as CFC replacements; their atmospheric degradation is expected to produce trifluoroacetate…”
Get full text

Myocardial protective effect of an anthraquinone-containing extract of Polygonum multiflorum ex vivo by Yim, T K, Wu, W K, Mak, D H, Ko, K M

“…An ethyl acetate extract of Polygonum multiflorum Thunb. (PME) was fractionated into an anthraquinone-containing (PME-I) and a non-anthraquinone-containing…”
Get more information

Effectiveness of the Streamlined Liner of the Pharynx Airway (SLIPA™) in allowing positive pressure ventilation during gynaecological laparoscopic surgery by HONG, S. J, KO, K. M, PARK, J. H, KIM, I. S, HWANG, S. M, SHIN, K. M, YOON, Y. J, KANG, S. S

“…The aim of this study was to assess whether the Streamlined Liner of the Pharynx Airway (SLIPA) performed as well as an endotracheal tube for positive pressure…”
Get full text

Schisandrin B modulates the ischemia-reperfusion induced changes in non-enzymatic antioxidant levels in isolated-perfused rat hearts by Ko, K M, Yiu, H Y

“…Isolated Langendorff-perfused rat hearts were subjected to a fixed period of ischemia followed by increasing periods of reperfusion for investigating the…”
Get full text

Schisandrin B protects against tacrine- and bis(7)-tacrine-induced hepatotoxicity and enhances cognitive function in mice by Pan, S Y, Han, Y F, Carlier, P R, Pang, Y P, Mak, D H F, Lam, B Y H, Ko, K M

“…Intragastric administration (100-200 micromol/kg) of tacrine (THA) or bis(7)-THA could cause an acute and dose-dependent increase in plasma alanine…”
Get more information

Effect of schisandrin B on hepatic glutathione antioxidant system in mice: protection against carbon tetrachloride toxicity by Ip, S P, Poon, M K, Wu, S S, Che, C T, Ng, K H, Kong, Y C, Ko, K M

“…Pretreating female Balb/c mice with schisandrin B (Sch B) at increasing daily doses (1-4 mmol/kg) for 3 days caused dose-dependent increases in hepatic…”
Get more information

Yang-promoting Chinese herbal suppository preparation enhances the antioxidant status of red cells in male human subjects by Mak, D.H.F, Chiu, P.Y, Poon, M.K.T, Ng, T.T.L, Chung, Y.K, Lam, B.Y.H, Du, Y, Ko, K.M

“…In the 16‐week pilot study, the effect of a Yang‐promoting Chinese herbal suppository preparation (VI‐28) on the red cell antioxidant status was examined in 31…”
Get full text

Evaluation of acute bis(7)-tacrine treatment on behavioral functions in 17-day-old and 30-day-old mice, with attention to drug toxicity by Pan, S.Y., Yu, Z.L., Dong, H., Lee, N.T.K., Wang, H., Fong, W.F., Han, Y.F., Ko, K.M.

“…Bis(7)-tacrine was evaluated for efficacy on memory retention in mice 17 days of age and 30 days of age. The tests used were a passive-avoidance response test…”
Get full text

Trifluoroacetic acid from degradation of HCFCs and HFCs: A three-dimensional modeling study by Kotamarthi, V. R., Rodriguez, J. M., Ko, M. K. W., Tromp, T. K., Sze, N. D.

“…Trifluoroacetic acid (TFA; CF3 COOH) is produced by the degradation of the halocarbon replacements HFC-134a, HCFC-124, and HCFC-123. The formation of TFA…”
Get full text

Evaluation of acute tacrine treatment on passive-avoidance response, open-field behavior, and toxicity in 17- and 30-day-old mice by Pan, S.Y., Han, Y.F., Yu, Z.L., Yang, R., Dong, H., Ko, K.M.

“…The potential of tacrine in altering cognitive/behavioral function as well as in causing toxicity was evaluated in mice of 17 and 30 days of age. Cognitive and…”
Get full text

Inhibition of Aberrantly Overexpressed Polo-like Kinase 4 Is a Potential Effective Treatment for DNA Damage Repair-Deficient Uterine Leiomyosarcoma by Lee, Horace H Y, Chow, Kin Long, Wong, Ho Shing, Chong, Tsz Yan, Wong, Alice S T, Cheng, Grace H W, Ko, Jasmine M K, Siu, Hoi Cheong, Yeung, Maximus C F, Huen, Michael S Y, Tse, Ka Yu, Bray, Mark R, Mak, Tak Wah, Leung, Suet Yi, Ip, Philip P C

“…Uterine leiomyosarcoma (LMS) is an aggressive sarcoma and a subset of which exhibits DNA repair defects. Polo-like kinase 4 (PLK4) precisely modulates mitosis,…”
Get full text