B.
Koneru, C.S. Bathina, B. Cherry, M. Franzke and S. Mifflin.
Univ. of North Texas Hlth. Sci. Ctr.
B183
694.2
ENaC localization in the sensory
circumventricular organs.
R. Miller, M. Wang, P. Gray and A.
Loewy. Washington Univ. Sch. of Med.
B184
694.3
Effect of water deprivation on KCC2 expression
in hypothalamic vasopressin neurons in rat.
B. Knapp, T.P.
Nedungadi and J.T. Cunningham. Univ. of North Texas Hlth.
Sci. Ctr.
B185
694.4
Angiotensin II change glutamate uptake and
GFAP expression in astrocyte culture from hypothalamus.
J.C.
Cruz, M.M. Lopes, L.L.K. Elias and J. Antunes-Rodrigues.
Univ. of São Paulo, Ribeirão Preto.
B186
694.5
Effect of angiotensin on TRPV4 expression
and TRPV4 agonist induced calcium transients in hypothalamic
cell line 4B.
A. Saxena, T.P. Nedungadi, M. Bachelor, F.R.
Carreno and J.T. Cunningham. Univ. of North Texas Hlth. Sci.
Ctr. and Univ. of Texas Hlth. Sci. Ctr. at San Antonio.
B187
694.6
Differential regulation of TRPC4 expression
in the magnocellular PVN and SON by hyperosmotic and
hypoosmotic stress.
T.P. Nedungadi, X. Niu and J.T.
Cunningham. Univ. of North Texas Hlth. Sci. Ctr.
695. SYMPATHETIC ACTIVITY IN BLOOD PRESSURE
REGULATION: SODIUM AND HORMONAL
MECHANISMS (POSTERS)
Poster
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B188
695.1
Effect of renal denervation in aged
spontaneously hypertensive rats.
J. Phelps and G. Fink.
Michigan State Univ.
B189
695.2
MR or AT1R gene silencing in the PVN
markedly attenuates Ang II-induced hypertension in rats.
A.
Chen, B.S. Huang, H-W. Wang and F.H.H. Leenen. Univ. of
Ottawa Heart Inst.
B190
695.3
Central blockade of aldosterone synthase
and lesion of the subfornical organ attenuate subcutaneous
aldosterone-induced hypertension.
B.S. Huang, M. Ahmad,
R.A. White and F.H.H. Leenen. Univ. of Ottawa Heart Inst.
B191
695.4
Glutamate receptor activation in the rostral
ventrolateral medulla mediates the sympathetic response to
increased cerebrospinal fluid sodium concentration.
S.M. Lang
and S.D. Stocker. Penn State Col. of Med.
B192
695.5
Angiotensin II slow pressor hypertension
enhances NMDA receptor-mediated currents and Nox2-
dependent superoxide production in spinally-projecting
neurons of hypothalamic paraventricular nucleus.
G. Wang,
R.L. Davisson, V.M. Pickel and C. Iadecola. Weill Cornell
Med. Col. and Col. of Vet. Med., Cornell Univ.
B193
695.6
Dietary salt intake enhances sympathetic
responses to central sodium and sciatic afferent activation.
S.D. Stocker. Penn State Col. of Med.
B194
695.7
Hypothalamic paraventricular nucleus
contributes to diet-induced obesity hypertension.
S.D. Stocker.
Penn State Col. of Med.
B195
695.8
Celiac ganglionectomy attenuates central
sodium-induced hypertension.
J. Frielle and S.D. Stocker.
Penn State Col. of Med.
B196
695.9
Chronic DOCA-salt treatment alters
hypothalamic, but not cortical or brainstem, Na
+
/K
+
/Ca
2+
content.
J.W. Osborn, J. Abrams and J. Dubinsky. Univ. of
Minnesota, Minneapolis.
B197
695.10 Norepinephrine mediated sympathetic over-
activity: the relationship to sodium homeostasis and blood
pressure regulation.
R.D. Wainford and J.T. Kuwabara.
Boston Univ.
B198
695.11 Renal molecular reponses elicited by electrical
stimulation of sympathetic renal nerve in Wistar rats.
R.B.
Pontes, M.L. Garcia, G.R.L. Veiga, E.B. Oliveira-Sales, M.A.
B, R.R. Campos and C.T. Bergamaschi. Fed. Univ. of São
Paulo.
B199
695.12 Either sodium deprivation or sodium excess
sensitizes angiotensin II-induced hypertension.
B. Xue, Z.
Zhang, T. Beltz, F. Guo and A.K. Johnson. Univ. of Iowa.
B200
695.13 Diurnal difference in sympathetic stimulation
and microRNA regulation of renin in Schlager hypertensive
mice.
K.L. Jackson, F.Z. Marques, A.M.D. Watson, T-P.
Nguyen-Huu, B.J. Morris, F.J. Charchar, P.J. Davern and
G.A. Head. Baker IDI Heart and Diabetes Inst., Melbourne,
Monash Univ., Univ. of Ballarat Sch.of Hlth. Sci., Australia and
Univ. of Sydney Sch. of Med. Sci. and Bosch Inst.
B201
695.14 Intra-vital FRET imaging reveals enhanced
sympathetic arterial tone in angiotensin II-infused biosensor
mice.
Y. Wang, L. Chen, W.G. Wier and J. Zhang. Univ. of
Maryland Sch. of Med.
B202
695.15 Increase in cyclooxygenase activity in the brain
paraventricular nucleus mediates development of angiotensin
II-salt hypertension in the rat.
N. Asirvatham-Jeyaraj, C.
O’Brien and G.D. Fink. Michigan State Univ.
B203
695.16 Leptin controls arterial pressure and
sympathetic activity through PI3K signaling in POMC neurons.
S.M. Harlan, D.A. Morgan and K. Rahmouni. Univ. of Iowa.
B204
695.17 Heart rate variability is altered by dietary
sodium: a randomized cross-over study in healthy young
adults.
A.R. Allen, L.R. Gullixson, S.C. Wolhart, S.L. Kost,
D.R. Schroeder and J.H. Eisenach. Mayo Clin.
B205
695.18 Prevertebral sympathetic ganglion neurons
projecting to mesenteric veins are less responsive to exogenous
glucocorticoid in DOCA-salt hypertension.
A. Shah, T. Houchin
and D. Kreulen. Michigan State Univ.
696. BRAIN RENIN-ANGIOTENSIN SIGNALING IN
METABOLIC DISEASES (POSTERS)
Poster
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B206
696.1
Regulation of adipose thermogenesis by
epidermal growth factor and angiotensin AT2 receptor
activation.
N.K. Littlejohn, H.L. Keen, X. Liu, C.D. Sigmund
and J.L. Grobe. Univ. of Iowa.
PHYSIOLOGY SUNDAY
209
S
U
N
B207
696.2
Selective knockout of novel intracellular renin
isoform results in reduced adiposity.
M.D. Folchert, N.K.
Littlejohn, X. Liu, J.L. Grobe and C.D. Sigmund. Univ. of
Iowa.
B208
696.3
Deletion of p22
phox
-dependent reactive oxygen
species in the paraventricular nucleus protects against diet-
induced obesity by increasing thermogenesis and lipolysis.
H.E. Lob, J. Song, A.L. Mark and R.L. Davisson. Cornell
Univ., Univ. of Iowa and Weill Cornell Med. Col.
B209
696.4
Mice lacking the gene for Toll like receptor-4
had an attenuated blood pressure response to angiotensin II
infusion.
R.B. Dange, H. Peng, Y. Feng and J. Francis. Sch. of
Vet. Med., LSU and Sch. of Med., Tulane Univ.
B210
696.5
Angiotensin (1-7) and Mas receptor activation
inhibits aldosterone induced ROS inflammatory responses in
neurons of the paraventricular nucleus.
M. Hay, B. Xue, R.F.
Johnson, T.G. Beltz and A.K. Johnson. Univ. of Arizona and
Univ. of Iowa.
697. NEURAL CONTROL OF CARDIOVASCULAR
FUNCTION: THE BRAIN
Poster
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B211
697.1
Sympathoexcitation and pressor response
induced by central amygdala-injected ethanol requires
activation of local NMDA receptors.
Q-H. Chen, L. Gui, R.A.
Larson, A. Chapp, A. Keim and M. Gu. Michigan Technol.
Univ. and Affiliated Hosp. of Nantong Univ., China.
B212
697.2
Activation of angiotensin II type-1 receptors
stimulates microglial production of pro-inflammatory cytokines
in hypothalamic paraventricular nucleus of heart failure rats.
Y.
Yu, Z-H. Zhang, S-G. Wei, R.M. Weiss and R.B. Felder. Univ.
of Iowa and VA Med. Ctr.
B213
697.3
Afferent renal nerve stimulation excites RVLM
projecting PVN neurons in rats.
B. Xu, H. Zheng and K.P.
Patel. Univ. of Nebraska Med. Ctr.
B214
697.4
Activity of hypothalamic paraventricular
nucleus neurons controls sympathetic nerve activity and
respiration in angiotensin II-salt hypertensive rats: no role for
local NMDA receptors.
W. Holbein, M. Herrera-Rosales and
G. Toney. Univ. of Texas Hlth. Sci. Ctr. at San Antonio.
B215
697.5
Estrogen modulation of the voltage-gated
potassium channel in rat presympathetic PVN neurons.
S.K.
Lee, P.D. Ryu and S.Y. Lee. Seoul Natl. Univ.
B216
697.6
Rapid and slow effects of corticosterone on
glutamatergic transmission in NTS.
Y. Fan and S. Mifflin. Univ.
of North Texas Hlth. Sci. Ctr.
B217
697.7
Brain endoplasmic reticulum stress mediates
lipopolysaccharide-induced central inflammation and
sympathetic and cardiovascular excitation.
Z. Zhang, Y. Yu,
S-G. Wei and R.B. Felder. Univ. of Iowa and VA Med. Ctr.
B218
697.8
Baroreceptor unloading converts depressor
responses elicited from the hypothalamic arcuate nucleus to
pressor responses.
T. Kawabe, K. Kawabe and H.N. Sapru.
UMDNJ-New Jersey Med. Sch.
B219
697.9
Pro-inflammatory cytokines interact with brain
renin-angiotensin system in the subfornical organ to induce
sympathetic and hemodynamic responses in rat.
S-G. Wei, Y.
Yu, Z-H. Zhang and R.B. Felder. Univ. of Iowa Carver Col. of
Med. and VA Med. Ctr.
B220
697.10 Cerebral artery resistance is directly related to
sympathetic nerve activity in men.
E. Hart, A.D. Harris, R.G.
Wise, E.A. Warnert, L. Stewart, K. Connor and J.F.R. Paton.
Univ. of Bristol and Cardiff Univ., U.K.
B221
697.11 Electroacupuncture activated pathway from
caudal ventrolateral medulla to rostal ventrolateral medulla.
Z.
Guo and J.C. Longhurst. Univ. of California Irvine.
B222
697.12 Cardiovascular responses produced by
activation of P2X purinergic receptors in the lateral parabrachial
nucleus.
P.M. De Paula, M.F. Menezes, M.O. Costa and J.V.
Menani. Fac. of Odontol., São Paulo State Univ., Araraquara.
B223
697.13 Regional blood flow of the mesencephalic
ventral tegmental area increases during spontaneous fictive
motor activity in decerebrate cats and rats.
N. Liang, K.
Matsukawa, K. Ishii and K. Endo. Grad. Sch. of Biomed. and
Hlth. Sci., Hiroshima Univ.
B224
697.14 Chronic heart failure in male Lewis rats alters
corticotropin releasing hormone receptor-2 mRNA expression
in both cardiac and brain tissue.
L.F. Hayward, E.E. Dickerson,
J-K. Yoo, D.D. Christou and L.F. Ferreira. Univ. of Florida.
B225
697.15 5-HT
1A
-receptor modulate excitatory and
inhibitory neuronal activity within the nucleus tractus solitarii.
T.D. Ostrowski and D.D. Kline. Univ. of Missouri-Columbia.
B226
697.16 Nucleus tractus solitarii is required for phrenic
long-term facilitation after acute intermittent hypoxia.
D.
Ostrowski, A.C. Kleiber, C.M. Heesch, D.D. Kline and E.M.
Hasser. Univ. of Missouri-Columbia.
B227
697.17 Leptin increases lumbar sympathetic nerve
activity and its baroreflex regulation in female rats: variations
with the estrus cycle and pregancy.
Z. Shi, B. Li and V.L.
Brooks. Oregon Hlth. & Sci. Univ.
B228
697.18 CK1 regulates NMDA receptor activity through
protein phosphatase-1 in hypothalamic presympathetic
neurons in hypertension.
D-P. Li and H-L. Pan. Univ. of Texas
MD Anderson Cancer Ctr.
B229
697.19 Leptin increases lumbar sympathetic nerve
activity in part via excitatory amino acid inputs into the
hypothalamic paraventricular nucleus.
B. Li and V.L. Brooks.
Oregon Hlth. & Sci. Univ.
B230
697.20 Catecholaminergic neurons projecting to the
paraventricular nucleus of the hypothalamus are essential for
adjustments to respiratory challenges.
T.L. King, C.M. Heesch,
B.C. Ruyle, D.D. Kline and E.M. Hasser. Col. of Vet. Med.,
Univ. of Missouri-Columbia.
B231
697.21 Hydrogen sulfide in nucleus tractus solitarii
modulates the cardiorespiratory system and its response
to hypoxia.
D.D. Kline and E.M. Hasser. Univ. of Missouri-
Columbia.
B232
697.22 5-Hydroxytrptamine 7 receptors in the nucleus
tractus solitarii modulate synaptic transmission.
M.P. Matott
and D.D. Kline. Univ. of Missouri-Columbia.
B233
697.23 Renin-angiotensin system potentiates
inflammatory responses of microglia.
X. Shen, K.B. Bernstein,
P. Lyden and P. Shi. Cedars-Sinai Med. Ctr.
B234
697.24 Central histaminergic system mediates
prostaglandin cascade-induced cardiovascular effects.
M.
Yalcin, B. Altinbas, B.B. Topuz, M.S. Yilmaz, V. Savci and S.
Aydin. Uludag Univ. Fac. of Vet. Med. and Fac. of Med., Turkey.
B235
697.25 Central angiotensin II-induced hypertension
downregulates AT2R and the miR-29 family in rats.
L. Gao, L.
Yu and C. Shao. Univ. of Nebraska Med. Ctr.
B236
697.26 Acute hypoxia increases Fos-IR in nNOS and
AVP cells in the paraventricular nucleus of the hypothalamus.
K.M. Coldren, S.P. McCalmon, T.L. King, D.D. Kline, E.M.
Hasser and C.M. Heesch. Univ. of Missouri-Columbia.
SUNDAY PHYSIOLOGY
210
B237
697.27 Nucleus tractus solitarii reactive oxygen species
contribute to acute intermittent hypoxia-induced phrenic nerve
long-term facilitation.
A.C. Kleiber, D. Ostrowski, D.D. Kline,
C.M. Heesch and E.M. Hasser. Univ. of Missouri-Columbia.
B238
697.28 Effects of transcranial direct current stimulation
on hemodynamic responses to pain.
J.W. Hamner, M. Villamar,
F. Fregni and J.A. Taylor. Spaulding Rehab. Hosp. and Harvard
Med. Sch.
B239
697.29 Activation of nucleus tractus solitarii neurons
that project to the rostral ventrolateral medulla or hypothalamic
paraventricular nucleus: role of acute hypoxia.
B.C. Ruyle,
D.D. Kline, T.L. King, C.M. Heesch and E.M. Hasser. Univ. of
Missouri-Columbia.
B240
697.30 Role of nucleus tractus solitarii hydrogen
sulfide in hindlimb unloaded rats.
E.M. Hasser, C.M. Heesch
and D.D. Kline. Univ. of Missouri-Columbia.
B241
697.31 Chronic intermittent hypoxia (CIH, 3d)
attenuates glutathione peroxidase expression (Gpx1) and
function in the caudal nucleus tractus solitarii.
S.L. Barr, J.G.
Phaup, D.D. Kline, E.M. Hasser and C.M. Heesch. Univ. of
Missouri-Columbia.
698. NEURAL CONTROL OF CARDIOVASCULAR
FUNCTION: THE KIDNEY
Poster
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B242
698.1
Role of renal innervation and endothelin-1 for
the regulation of upper urinary tract contractions.
O. Grisk, K.
Schaper, A. Steinbach, T. Schlüter, U. Zimmermann and R.
Rettig. Univ. of Greifswald, Germany.
B243
698.2
Enhanced levels of proteases in tubular fluid
activate ENaC in chronic heart failure.
H. Zheng, X. Liu, Y. Li,
N.M. Sharma and K.P. Patel. Univ. of Nebraska Med. Ctr.
699. NEURAL MECHANISMS IN CARDIOVASCULAR
DISEASE
Poster
s
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. 7:30
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B244
699.1
Sympathovagal imbalance in takotsubo
cardiomyopathy.
L.J. Norcliffe-Kaufmann, H. Kaufmann, J.
Martinez and H. Reynolds. NYU Sch. of Med.
B245
699.2
Involvement of nuclear factor-kappa B in
superoxide-lowered protein expression of voltage-gated
sodium channels in nodose ganglia from heart failure rats.
H. Tu, J. Liu, D. Zhang, R. Muelleman and Y-l. Li. Univ. of
Nebraska Med. Ctr.
B246
699.3
In vivo transfection of manganese SOD
gene and NF
kB shRNA into nodose ganglia improve blunted
baroreflex sensitivity in chronic heart failure rats.
D. Zhang, H.
Tu, J. Liu, R.L. Muelleman and Y. Li. Univ. of Nebraska Med.
Ctr.
B247
699.4
Group III/IV muscle afferents impair limb blood
flow during exercise in patients with heart failure.
M. Amann,
M. Venturelli, S. Ives, D. Morgan, B. Gmelch, M. Witman,
J. Groot, D.W. Wray, J. Stehlik and R. Richardson. Univ. of
Utah.
B248
699.5
Altered regulation of sympathetic nerve activity
by the caudal ventrolateral medulla in rats after exposure to
chronic intermittent hypoxia.
D.A. Huber and A.M. Schreihofer.
Fed. Univ. of Santa Catarina, Brazil and Univ. of North Texas
Hlth. Sci. Ctr.
B249
699.6
Carotid body ablation improves survival,
breathing disorders and autonomic control in heart failure rats.
R. Del Rio, N.J. Marcus and H.D. Schultz. Univ. of Nebraska
Med. Ctr.
B250
699.7
Sympathetic hyperinnervation in obesity is
associated with oxidative stress and inflammatory cell NGF
synthesis.
R.E. Haddock, C.E. Hill, C.G. Sobey and G.R.
Drummond. Australian Natl. Univ. and Monash Univ., Australia.
B251
699.8
Exercise training and hypocaloric diet
improves sympathetic arterial baroreflex control in patients
with metabolic syndrome and obstructive sleep apnea.
E.
Toschi-Dias, I.C. Trombetta, V.J.D. Silva, C. Maki-Nunes, F.X.
Cepeda, M.J.N.N. Alves, G. Carvalho, L. Drager, G. Lorenzi-
Filho, C.E. Negrao and M.U.P.B. Rondon. Heart Inst. (InCor)
Univ. of São Paulo Med. Sch. and Sch. of Med., Fed. Univ. of
Triângulo Mineiro, Brazil.
B252
699.9
Exaggerated response to acute stress in the
spontaneously hypertensive rat is linked to dysregulation
of the hypothalamic orexin system.
L.F. Hayward and M.
Castellanos. Univ. of Florida.
B253
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