42
Biophysical Society 58
th
Annual Meeting, San Francisco, California
612-P
os
B
oard
#B367
TRANSMURAL GRADIENT OF ITO AND INAK PROFOUNDLY
INFLUENCE VENTRICULAR ACTION POTENTIAL DURATION.
Yunliang Zang
, Ling Xia, Ye Chen-Izu, Leighton Izu
613-P
os
B
oard
#B368
MECHANO-CHEMOTRANSDUCTION IN THE SINGLE
CARDIAC MYOCYTE CONTRACTING IN 3D ELASTIC GEL.
Rafael Shimkunas
, Zhong Jian, Wenwu Xiao, Yuanpei Li, Yi-Je Chen,
John Shaw, Nipavan Chiamvimonvat, Leighton T. Izu, Kit S. Lam,
Ye Chen-Izu
614-P
os
B
oard
#B369
FUNCTIONAL INTERACTION WITH FILAMIN A ENHANCES
ATRIAL-SPECIFIC SMALL CONDUCTANCE CA2 ACTIVATED K
+
CHANNEL (SK2) SURFACE MEMBRANE EXPRESSION.
Sassan Rafizadeh,
Zheng Zhang
, Ryan Woltz, Hyo J. Kim, Ling Lu,
Dipika Tuteja, Anil Singapuri, Amir A. Bigdeli, Sana B. Harchache,
Anne A. Knowlton, Ebenezer N. Yamoah, Vladimir Yarov-Yarovoy,
Nipavan Chiamvimonvat
615-P
os
B
oard
#B370
A-ACTININ2 AND FILAMIN A CYTOSKELETAL INTERACTING
PROTEINS FACILITATE SK2 CHANNELS RECYCLING FROM
ENDOSOMES TO THE SURFACE MEMBRANE.
Zheng Zhang
,
Sassan Rafizadeh, Hyo J. Kim, Ling Lu, Rachit Anand, Sarasa Kim,
Ebenezer N. Yamoah, Nipavan Chiamvimonvat
616-P
os
B
oard
#B371
CRITICAL ROLES OF SK3 CALCIUM-ACTIVATED POTASSIUM
CHANNELS INTHE REPOLARIZATION OF ATRIAL MYOCYTES.
Xiao-Dong Zhang
, Valeriy Timofeyev, Ning Li, Daimin Zhang,
Richard Myers, Anil Singapuri, Chris Bond, John Adelman,
Deborah Lieu, Nipavan Chiamvimonvat
617-P
os
B
oard
#B372
TARGETED DELETION OF KCNE4 IMPAIRS VENTRICULAR
REPOLARIZATION IN MICE.
Shawn M. Crump
, Zhaoyang Hu,
Ritu Kant, Daniel I. Levy, Geoffrey W. Abbott
618-P
os
B
oard
#B373
ATRIAL AND VENTRICULAR MYOCYTES HAVE DIFFERENT
ARRHYTHMOGENIC PROFILES IN RESPONSE TO OXIDATIVE
STRESS AND HYPOKALEMIA.
Thao P. Nguyen
, James N. Weiss
619-P
os
B
oard
#B374
ACTIVATION OF SMALL CONDUCTANCE CALCIUM-ACTIVAT-
ED POTASSIUM CHANNELS BY SARCOPLASMIC RETICULUM
CALCIUM RELEASE ATTENUATES DELAYED
AFTERDEPOLARIZATIONS IN VENTRICULAR MYOCYTES.
Dmitry Terentyev, Jennifer A. Rochira, Radmila Terentyeva, Karim Roder,
Gideon Koren,
Weiyan Li
620-P
os
B
oard
#B375
ACTION POTENTIAL CONDUCTION VELOCITY IS INCREASED
BY RAISED INTRACELLULAR CAMP IN THE INTACT RAT
HEART VIA A CAMKII MEDIATED PATHWAY.
Annabel S. Campbell
, Francis L. Burton, George S. Baillie, Godfrey L. Smith
621-P
os
B
oard
#B376
ACTION POTENTIAL SHAPE DIFFERENCES SET SPECIES-
DEPENDENT
β
-ADRENERGIC-STIMULATION RESPONSE.
Luca Sala
, Bence Hegyi, Chiara Bartolucci, Claudia Altomare,
Marcella Rocchetti, Gaspare Mostacciuolo, Stefano Severi,
Norbert Szentandrássy, Péter P. Nánási, Antonio Zaza
622-P
os
B
oard
#B377
DIFFERENTIAL REGULATION OF SLOW AND RAPID
DELAYED RECTIFIER POTASSIUM CURRENTS BY CGMP
DEPENDENT NITRIC OXIDE SIGNALLING PATHWAYS IN
ISOLATED ADULT GUINEA PIG VENTRICULAR MYOCYTES.
Rachel E. Caves
, Kieran Brack, André Ng, John Mitcheson
623-P
os
B
oard
#B378
A TREK-LIKE K
+
CHANNEL CURRENT INHIBITED BY
NOREPINEPHRINE IN RAT ATRIAL MYOCYTES. Richard C. Bond,
Stephanie C. Choisy, Simon M. Bryant, Jules C. Hancox,
Andrew F. James
624-P
os
B
oard
#B379
MODULATION OF K
2P
K
+
LEAK CHANNEL SENSITIVITY TO
CARVEDILOL BY ALTERNATIVE MRNA TRANSLATION
INITIATION. Jana Kisselbach, Claudia Seyler, Patrick A. Schweizer,
Hugo A. Katus,
Dierk Thomas
625-P
os
B
oard
#B380
L-TYPE CALCIUM AND POTASSIUM CURRENTS ARE
DIFFERENTLY REGULATED BY ANGIOTENSIN II IN ATRIAL
AND VENTRICULAR MOUSE MYOCYTES.
Anh-Tuan Ton
,
Francois Huynh, Mona Nemer, Celine Fiset
626-P
os
B
oard
#B381
NONLINEAR BEHAVIOR OF CONDUCTION IN CARDIAC
TISSUE WITH HETEROGENEOUS EXPRESSION OF CONNEXIN
43.
Yann Prudat
, Jan P. Kucera
627-P
os
B
oard
#B382
IKR IMPACT ON REPOLARIZATION AND ITS VARIABILITY
ASSESSED BY DYNAMIC-CLAMP.
Claudia Altomare
, Luca Sala,
Chiara Bartolucci, Gaspare Mostacciuolo, Stefano Severi, Antonio Zaza
628-P
os
B
oard
#B383
REDUCING OXIDATIVE STRESS AND CAMKII ACTIVITY AS
AN ANTIARRHYTHMIC STRATEGY IN WOODCHUCKS IN
WINTER. Hairuo Wen, Lin Yan, Raymond K. Kudej,
Nadezhda Fefelova, Richard Gordan, Dorothy Vatner, Stephen Vatner,
Lai-Hua Xie
629-P
os
B
oard
#B384
A NOVEL CARDIAC NAV1.5 CHANNEL MUTATION, L812Q,
LEADS TO BRUGADA SYNDROME.
Lumin Wang
, Xiangyun Meng,
Zhenghang Zhao, Dehui Xu, David Fedida, Zhuren Wang, Chen Huang
630-P
os
B
oard
#B385
MEMBRANE CAPACITANCE CHANGES DUE TO TEMPERATURE
INCREASE IN RAT CARDIAC MYOCYTES.
Matej Hotka
,
Ivan Zahradnik
631-P
os
B
oard
#B386
ELECTROPHYSIOLOGICAL AND STRUCTURAL LEFT
VENTRICLE REMODELLING IN SPONTANEOUSLY
HYPERTENSIVE RAT HEARTS: A MULTICELLULAR STUDY.
Samha Alayoubi
, Carolina Pinto Ricardo, Junaid Zaman, Priyanthi Dias,
Patrizia Camelliti, Magdi H. Yacoub, Cesare Terracciano
632-P
os
B
oard
#B387
ALTERNANS IN RABBIT HEART DURING ACUTE REGIONAL
ISCHEMIA: OPTICAL MAPPING AND MICROELECTRODE
RECORDINGS.
Irma Martišienė
, Jonas Jurevičius, Rūta Vosyliūtė,
Antanas Navalinskas, Rimantas Treinys, Regina Mačianskienė,
Rimantas Benetis, Arvydas Matiukas, Arkady M. Pertsov
