M. Woodworth-
Hobbs, M. Hudson, B. Zheng, S. Zoromsky, H. Franch and
S.R. Price. Emory Univ.
B645
940.17 Large-strain in vivo lengthening contractions
induce mitochondrially-mediated apoptosis in dysferlin-null
muscle.
J.A. Roche, A.L. Mueller and R.J. Bloch. Univ. of
Maryland Sch. of Med.
B646
940.18 A novel PGC-1
a isoform induced by resistance
training regulates skeletal muscle hypertrophy.
J. White, J.
Ruas, R. Rao, S. Kleiner, J. Wu and B. Spiegelman. Dana-
Farber Cancer Inst., Harvard Med. Sch.
B647
940.19 CL316,243, a selective
b3-adrenoceptor
agonist activates protein synthesis through mTOR/p70s6K
signaling pathway in L6 cells.
M.C. Miniaci, C. Irace, R.
Santamaria, M. Bucci, A. Cantalupo, G. Cirino and P. Scotto.
Univ. of Naples Federico II.
B648
940.20 Increased mechano-growth factor expression
in Crohn’s disease mediates smooth muscle hypertrophy in
intestinal strictures via activation of Erk5.
C. Li, J. Grider and
J. Kuemmerle. Virginia Commonwealth Univ.
B649
940.21 Effects of Hsp27 overexpression and
phosphorylation state on muscle hypertrophy and function
induced by functional overload in mice.
C. Chamney, M. Godar
and K. Huey. Drake Univ., IA.
B650
940.22 CaMKK
a regulates growth in mouse skeletal
muscle.
C.A.S. Smith and C.A. Witczak. Brody Sch. of Med.,
East Carolina Univ.
B651
940.23 Continuous resistance training alters exercise-
induced MMPs activation and expression of ECM components.
R. Ogasawara, K. Nakazato, K. Sato, M. Boppart and S.
Fujita. Ritsumeikan Univ. and Nippon Sport Sci. Univ., Japan
and Univ. of Illinois at Urbana-Champaign.
B652
940.24 N-acetylcysteine improves skeletal muscle
fatigue resistance in a model of peripheral arterial insufficiency.
B. Roseguini, C. Souccar and S. Han. Fed. Univ. of São Paulo.
941. RESPONSES OF BONE AND CONNECTIVE
TISSUE TO EXERCISE INACTIVITY
Poster
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Presentation time: 12:45
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pm
B653
941.1
Positive association between physical activity
and bone in children with Prader-Willi syndrome.
A.T. Duran,
D.M. Castner, J.M. Tucker and D.A. Rubin. California State
Univ., Fullerton and Helen DeVos Children’s Hosp., Grand
Rapids, MI.
B654
941.2
Greater peak oxygen consumption is
associated with lower bone strength in soldiers.
J.M. Hughes,
R.E. Fellin, L.A. Walker, P.N. Frykman and J.F. Seay. U.S.
Army Res. Inst. of Envrn. Med., Natick, MA.
B655
941.3
Bone mineral density and regular swimming:
observational and interventional studies.
M. Alkatan, N.
Nualnim, K. Tyson and H. Tanaka. Univ. of Texas at Austin.
B656
941.4
Testosterone treatment prevents spinal cord
injury-induced bone loss in male rats.
L.A. Beggs, D.T. Beck,
C.F. Conover, F. Ye, S.M. Combs, J.R. Miller, A. Balaez, K.G.
Neuville, T.J. Wronski, P. Bose, S.E. Borst and J.F. Yarrow.
Malcom Randall VA Med. Ctr. and Univ. of Florida.
B657
941.5
Preventive effect of diurnal endogenous
melatonin combined with exercise on the cartilage destruction
in collagenase-induced arthritic rats.
Y. Hong, Y. Jo, S. Lee
and Y. Hong. Grad. Sch., Grad. Sch. of Publ. Hlth. and Col. of
Biomed. Sci. & Engin., Inje Univ., South Korea.
B658
941.6
Iterated micro-trauma stimulates tendon
healing via a gene expression pattern similar to early
mechanical loading: study on rat achilles tendons.
P. Eliasson,
M. Hammerman and P. Aspenberg. Inst. of Sports Med.
Copenhagen and Linköping Univ., Sweden.
942. SIGNALING WITH MUSCLE AMONG CELLS,
TISSUES AND ORGANS
Poster
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Presentation time: 12:45
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-3:00
pm
B659
942.1
High lipid concentrations regulate skeletal
muscle REDD1.
D.L. Williamson, C.M. Dungan and K.S.
Jadhav. Univ. at Buffalo.
B660
942.2
Regulation of skeletal muscle p27 and CDK4
expression by high lipid concentrations.
C.M. Dungan, K.S.
Jadhav and D.L. Williamson. Univ. at Buffalo.
B661
942.3
Deletion of MBTPS1 in bone leads to
enhancement of muscle mass and function in mature mice.
J. Gorski, N.T. Huffman, A. Breggia, C.J. Rosen, S.V. Chittur,
A. Stern, M. Dallas, N.G. Seidah, L. Brotto, L.F. Bonewald
and M. Brotto. Sch. of Dent. and Sch. of Nursing, Univ. of
Missouri-Kansas City, Maine Med. Ctr. Res. Inst., Tufts Univ.
Sch. of Med., Univ. of Albany, Rensselaer and Clin. Res. Inst.
of Montreal.
MONDAY PHYSIOLOGY
316
B662
942.4
Heat stroke induces a local inflammatory
response in skeletal muscle of mice during 24 hours of
recovery.
M.L. Urso, A.J. Lee and L.R. Leon. U.S. Army Res.
Inst. of Envrn. Med., Natick, MA.
B663
942.5
METTL21C: from GWAS to in vitro function in
skeletal muscle cells.
J. Huang, Y-H. Hsu, C. Mo, E. Abreu, D.
Karasik and M. Brotto. Univ. of Missouri-Kansas City Sch. of
Nursing and Sch. of Pharm. and Harvard Med. Sch.
B664
942.6
Acute skeletal muscle injury induces temporal
changes in NF-
kB activation and MCP-1 secretion in C2C12
myotube cultures.
K.S. O’Fallon, K. LaBarbera, L.M. Schwartz
and P.M. Clarkson. Univ. of Massachusetts Amherst.
B665
942.7
Norepinephrine accelerates diaphragm fatigue
in vitro.
G.S. Frye and L.F. Ferreira. Univ. of Florida.
943. NEURAL CONTROL OF THE CIRCULATION
DURING EXERCISE
Poster
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Presentation time: 12:45
pm
-3:00
pm
B666
943.1
Vasopressin V1a receptor and pressor
responses for food-seeking behavior in fasting mice.
E.
Sumiyoshi, S. Masuki and H. Nose. Shinshu Univ. Grad. Sch.
of Med., Japan.
B667
943.2
Vasopressin V1a receptor and voluntary
locomotion linked with cerebral activation in free-moving mice.
S. Masuki, E. Sumiyoshi, T-a. Koshimizu, G. Tsujimoto and
H. Nose. Shinshu Univ. Grad. Sch. of Med. and Grad. Sch. of
Pharmaceut. Sci., Kyoto Univ.
B668
943.3
Purinergic receptor antagonism does not
attenuate the exercise pressor reflex in hypertensive adults.
J.L. Greaney, M.E. Boggs, E.L. Matthews, D.G. Edwards and
W.B. Farquhar. Univ. of Delaware.
B669
943.4
Contributions of central command and exercise
pressor reflex on myocardial perfusion during exercise in rats.
H. Tsuchimochi, T. Sonobe, T. Inagaki and M. Shirai. Natl.
Cerebral and Cardiovasc. Ctr., Suita.
B670
943.5
The pressor response to activation of the central
command pathway is attenuated by stimulation of peripheral
sensory afferents in normotensive but not hypertensive rats.
N. Liang, M. Mizuno, R.M. Downey, G.A. Iwamoto, J.H.
Mitchell and S.A. Smith. Hiroshima Univ. and Univ. of Texas
Southwestern Med. Ctr.
B671
943.6
Glutamate and nitric oxide interaction in the
rostroventrolateral medulla of Wistar rats submitted to exercise
training.
M. Martins-Pinge, H.A. Raquel and L.C. Michelini.
State Univ. of Londrina, Brazil and Univ. of São Paulo.
B672
943.7
The role played by Nav1.8 channels in the
somatic pressor chemoreflex.
A.J. Stone, J.S. Kim and M.P.
Kaufman. Penn State, Hershey.
B673
943.8
Brachial and middle cerebral artery blood flow
responses during sinusoidal leg cycling exercise.
Y. Fukuba,
A. Kondo, Y. Kikugawa, M.Y. Endo, K. Miura, N. Hayashi, Y.
Fukuoka and S. Koga. Prefect. Univ. of Hiroshima, Kyushu
Univ., Doshisha Univ. and Kobe Design Univ., Japan.
B674
943.9
Functional sympatholysis in rats is graded with
exercise but is not NO-mediated.
A. Coney, R. Wallice and
C.J. Ray. Univ. of Birmingham, U.K.
B675
943.10 Enalapril attenuates the exaggerated
sympathetic response to physical stress in prenatally
programmed hypertensive rats.
M. Mizuno, G. Lozano,
K. Siddique, M. Baum and S.A. Smith. Univ. of Texas
Southwestern Med. Ctr.
B676
943.11 Differing sympathetic response during dynamic
leg exercise in heart failure and age-matched healthy subjects.
C.F. Notarius, P.J. Millar, H. Murai, B.L. Morris and J.S.
Floras. Univ. Hlth. Network and Mount Sinai Hosp., Univ. of
Toronto.
B677
943.12 Effect of aging on the hemodynamic and
sympathetic response at the onset of isometric handgrip
exercise.
S. Lalande, C.P. Sawicki, J.R. Baker and J.K.
Shoemaker. Western Univ., Canada.
B678
943.13 Tetrahydrobiopterin attenuates sympathetic
vasoconstrictor responsiveness in resting and contracting
skeletal muscle.
N.G. Jendzjowsky and D.S. DeLorey. Univ.
of Alberta.
B679
943.14 Short-term exercise training shifts the control
of sympathetic vasoconstriction in contracting skeletal muscle
to the
a
2
-adrenergic receptor.
N.G. Jendzjowsky and D.S.
DeLorey. Univ. of Alberta.
B680
943.15 The effects of increased plasma volume on
autonomic control of the circulation after a bout of intense-
intermittent exercise in men.
K. Okazaki, R. Takeda, A. Suzuki,
N. Naghavi, D. Imai and T. Miyagawa. Osaka City Univ. Grad.
Sch. of Med.
B681
943.16 Bradykinin 2 receptor blockade attenuates the
responses of group III afferents to contraction in decerebrate
cats.
A.K. Leal, A. Stone, K. Yamauchi and M. Kaufman.
Penn State Col. of Med.
B682
943.17 Tadalafil-sensitive impairment in muscle
blood flow during exercise in Duchenne muscular dystrophy.
M. Nelson, E.A. Martin, X. Tang, J. Johannes, J. Lewis, S.V.
Gurudevan and R.G. Victor. Cedars-Sinai Med. Ctr.
B683
943.18 Phosphodiesterase 5 inhibition rescues
functional sympatholysis in Duchenne muscular dystrophy.
M. Nelson, E.A. Martin, X. Tang, J. Johannes, J. Lewis, S.V.
Gurudevan, S. Nelson, C. Miceli and R.G. Victor. Cedars-
Sinai Med. Ctr. and UCLA.
B684
943.19 Chronic tadalafil treatment ameliorates
functional muscle ischemia and exercise-induced muscle injury
in dystrophin-deficient mdx mice.
L. Li, N. Zepeda, R.G. Victor
and G.D. Thomas. Cedars-Sinai Med. Ctr.
B685
943.20 Is functional sympatholysis altered in
chronically hypoxic rats?
C.J. Ray, R. Wallice, R. Cook and A.
Coney. Univ. of Birmingham, U.K.
B686
943.21 Limb movement-induced central and peripheral
hemodynamics in heart failure: the role of afferent feedback.
S.
Ives, M. Amann, M. Venturelli, H.J. Groot, M.A.H. Witman,
D.E. Morgan, D.W. Wray and R.S. Richardson. Univ. of Utah
and VA Med. Ctr.
B687
943.22 Impaired autonomic regulation during exercise
in obese Zucker rats.
S. Lu, L. Xiang, J. Clemmer, P. Mittwede
and R. Hester. Univ. of Mississippi Med. Ctr.
B688
943.23 Post-exercise heart rate recovery is impaired in
soccer athletes during a competitive season.
C.C. Callegaro,
A.P.S. Corrêa and P.R.N. Viecili. Univ. of Cruz Alta and Fed.
Univ. of Rio Grande do Sul, Brazil.
PHYSIOLOGY MONDAY
317
M
O
N
944. BARRIER FUNCTION AND REPAIR
Poster
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Presentation time: 12:45
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pm
B689
944.1
Intestinal barrier components are similarly
altered in restraint and social defeat stress.
E.M. Onyango and
B.M. Habiyambere. East Tennessee State Univ.
B690
944.2
Intestine mucosal IL-22 is reduced following
oral probiotic administration: implications on epithelial barrier
repair.
R.J. Rigby, I. Thagia, C. Pattisson, S. Ng, M. Kamm
and S.C. Knight. Univ. of Lancaster, U.K., Imperial Col., U.K.
and St. Vincent’s Hosp. & Univ. of Melbourne.
B691
944.3
Temporal effects of a severe-heat load on
intestinal integrity.
S.C. Pearce, M.V. Sanz-Fernandez, L.H.
Baumgard and N.K. Gabler. Iowa State Univ.
B692
944.4
Role of calcium-sensing receptor in
esophageal epithelium.
S. Abdulnour-Nakhoul, K.L. Brown
and N. Nakhoul. Tulane Med. Sch. and Southeast Louisiana
Veterans Hlth. Care Syst.
B693
944.5
EGF suppresses intestinal epithelial cell
shedding both in vitro and in vivo via a MEK/ERK dependent
pathway.
M.R. Frey, J.C. Miguel, C-L. Lien and A.J. Watson.
Children’s Hosp. Los Angeles and Univ. of Southern California,
and Norwich Med. Sch., Univ. of East Anglia, U.K.
B694
944.6
Gastric sonic Hedgehog acts as a
chemoattractant for macrophages during tissue regeneration.
A.C. Engevik, J.R. Martin, J.A. Tritschler, R. Feng, M.A.
Schumacher, L. Yang and Y. Zavros. Univ. of Cincinnati and
Xavier Univ.
B695
944.7
Occludin deficiency exacerbates ethanol-
induced colonic barrier dysfunction and liver damage.
H.R. Mir,
R. Gangwar, K.K. Chaudhry, B. Manda, L. Shen, J.R. Turner,
P. Dietrich, I. Dragatsis and R. Rao. Univ. of Tennessee Hlth.
Sci. Ctr., Memphis and Univ. of Chicago.
945. GASTRIC PHYSIOLOGY AND
PATHOPHYSIOLOGY
Poster
m
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. 7:30
am
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oston
C
onvention
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a-B
Presentation time: 12:45
pm
-3:00
pm
B696
945.1
Ovariectomy reduces visceral hypersensitivity
in female serotonin transporter knockout rats.
D.E. Fried and
J.J. Galligan. Michigan State Univ.
946. GROWTH FACTORS, PROLIFERATION,
DIFFERENTIATION AND APOPTOSIS
Poster
m
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. 7:30
am
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Presentation time: 12:45
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pm
B697
946.1
microRNA-29b functions as a repressor of
intestinal mucosal growth by targeting cyclin-dependent kinase
2.
L. Xiao, J.N. Rao, M. Gorospe and J-Y. Wang. Univ. of
Maryland Baltimore and NIA, NIH, Baltimore.
B698
946.2
Indian Hedgehog mediates gastrin-induced
proliferation in the adult stomach.
R. Feng, E. Aihara, S. Kenny,
L. Yang, A. Varro, L. Samuelson, M. Montrose and Y. Zavros.
Univ. of Cincinnati, Univ. of Liverpool and Univ. of Michigan.
B699
946.3
Fibroblast growth factor 10 induces goblet cell
hyperplasia independently from Notch signaling.
D. Al Alam,
F.G. Sala, S. Danopoulos, M.R. Frey, T. Grikscheit and S.
Bellusci. Children’s Hosp. Los Angeles.
B700
946.4
Janus kinase 3 regulates colonic differentiation.
J. Mishra and N. Kumar. Texas A&M Hlth. Sci. Ctr., Kingsville.
947. HEPCIDIN AND IRON HOMEOSTASIS
Poster
m
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. 7:30
am
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oston
C
onvention
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Presentation time: 12:45
pm
-3:00
pm
B701
947.1
Analysis of hepatic transferrin receptor-1
demonstrates appropriate iron-sensing in old rats after
environmental heat stress.
S. Bloomer. Penn State Abington
Col.
B702
947.2
Hepcidin and ferroportin in different murine
models of obesity challenged with polymicrobial sepsis.
G.
Singer, R. Ruedl, M. Sagmeister, A. Deutschmann and D.N.
Granger. Med. Univ. of Graz, Austria and LSU Hlth. Sci. Ctr.
Shreveport.
948. IMMUNOLOGY AND MICROBIOLOGY OF THE
GUT
Poster
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. 7:30
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Presentation time: 12:45
pm
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pm
B703
948.1
Antagonistic roles of CD14 and TLR4 in LPS-
induced colonic epithelial cell apoptosis.
W-T. Kuo, H-Y. Yang,
C-Y. Chen, Y-Z. Lu, Y-H. Ni and L.C-H. Yu. Col. of Med., Natl.
Taiwan Univ. and Natl. Taiwan Univ. Hosp.
B704
948.2
Chronic delta-9-tetrahydrocannabinol
differentially regulates gene expression in duodenum of Simian
immunodeficiency virus-infected macaques.
T. Voloshenyuk,
N. LeCapitaine, J. Zabaleta, A. Amedee, J. Robichaux, M.
Walker and P. Molina. LSU Hlth. Sci. Ctr., New Orleans.
B705
948.3
Epidermal growth factor modulates colon
epithelial innate immune signaling.
P. Dubé and D.B. Polk.
Children’s Hosp. Los Angeles and Univ. of Southern California.
B706
948.4
Sonic Hedgehog acts via a smoothened-
dependent pathway as a macrophage chemoattractant.
M.
Schumacher, E. Aihara, D. Herbert and Y. Zavros. Univ. of
Cincinnati and UCSF.
B707
948.5
Drosophila as a model for human infection
of Shigella flexneri.
A. Maldonado-Contreras, R.M. Jones,
N. Silverman and B.A. McCormick. Univ. of Massachusetts
Med. Sch. and Emory Univ. Sch. of Med.
B708
948.6
Comparative study of blood cultures and
catheter for the Candida yeasts of origin nosocomial.
J.C.
Paterno, A.C.O.C. Doria, T.B. Santos, M. Naves, E.O. Sales
and S. Khouri. UNIVAP, São Bernardo do Campo and São
Jose, Brazil and Fed. Univ. of São Paulo.
MONDAY PHYSIOLOGY
318
B709
948.7
Fucosylated TLR-4 signaling mediates
microbial induction of intestinal fut2 expression.
N.N.
Nanthakumar, D. Meng and D.S. Newburg. Boston Col. and
Harvard Med. Sch., Charlestown.
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