ischaemic preconditioning of the human heart. - Leicester Research ...

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Fizures and Tables CHAPTERII Fieures 2,1 Photograph of shaking water bath 38 2,2 Experimental protocols for Study 1 40 2.3 A Experimental protocols for Study 2A 40 2.3 B Experimental protocols for Study 2B 41 2A Experimental protocols for Study 3 43 2.5 LDH leakage from right atrial slices in Study 1 58 26 Net LDH leakage from right atnal slices in Study 1 59 2.7 MTT reduction in right atrial slices in Study 1 60 2.8 Myocardial oxygen consumption in right atrial slices in Study 1 60 2.9 Morphological grading 61 2.10 Transmission Electron Micrographs of right atnal slices 61 2.11 LDH leakage from right atrial slices in Study 2 62 2.12 MTT reduction in right atfial slices in Study 2 62 2.13 Myocardial oxygen consumption in right atrial slices in Study 2 63 2.14 LDH leakage from right atrial slices in Study 3 64 2.15 MTT reduction in right atfial slices in Study 3 65 Table 2.1 Tissue high energy phosphate contents Appx Ii-I CHAPTER III 3.1 Experimental protocols for Study 1 71 3.2 Experimental protocols for Study 2 72 3.3 Experimental protocols for Study 3 73 3.4 Experimental protocols for Study 4 74 3.5A &B CK leakage and MTT reduction on the effect of IP stimulus 84 3.6A &B CK leakage and MTT reduction on the effect of IP cycles(2min) 85 3.7A &B CK leakage and MTT reduction on the effect of IP cycles (5min) 86 3.8A &B CK leakage and MTT reduction on the effect of first window 87 3.9A &B CK leakage and MTT reduction on the effect of second window with moderate ischaemia 88 3. IOA &B CK leakage and MTT reduction on the effect of second window CHAPTERIV with severe ischaemia 4.1 Experimental protocols for Study 1 94 4.2 CK leakage and MTT reduction on the effect of dose-response experiments on diazoxide 98 4.3 CK leakage and VITT reduction on the effect of dose-response experiments on pinacidil x 89 99
44 CK leakage and MTT reduction on the effect of dose-response experiments on glibenciamide 4.5 CK leakage and MTT reduction on the effect of dose-response experiments on 5-HD 101 46 CK leakage and MTT reduction on the effect of dose-response experiments on HM R- 1883 102 4.7 CK leakage from right atrial slices in Study 1 103 4.8 MTT reduction in right atrial slices in Study 1 104 CHAPTER V 'Tables 5.1 Patients characteristics for Diabetic and Failing Heart Study 117 Figures 5.1 Experimental Protocols for Diabetic Study 118 52 Experimental Protocols for Failing Heart Study 119 53A CK leakage from right atnal slices in Diabetic Study 129 5,3 B MTT reduction in right atrial slices in Diabetic Study 130 54A CK leakage from right atfial slices in Failing Heart Study 131 5413 MTT reduction in right atfial slices in Failing Heart Study 132 CHAPTER VI 6AA& B CK leakage and MTT reduction on the effect of age on protection induced by preconditioning 6.2 A& B Linear regression analysis on CK leakage and MTT reduction CHAPTER Vil Tables on the effect of age on protection induced by preconditioning 7.1 Patients' characteristics and perioperative data for in vivo study 156 7.2 Patients' heamodynamic data for iii vivo study 157 FiL, ures 7.1 A Plasma TnT concentrations from patients operated with CPB and intermittent cross clamp fibrillation 158 7.1 B Plasma TnT concentrations from patients operated with CPB and cold blood cardioplegia 159 7. IC Plasma TnT concentrations from patients operated without CPB 160 7.2 Cumulative TnT concentration for all patients in in vivo study 161 7.3A CK leakage ftom right atnal slices iii vitro studies pre & post CPB 7313 MTT reduction in right atfial slices in vitro studies pre & post CPB xi 100 141 14 162 163
Page 1 and 2: ISCHAEMIC PRECONDITIONING OF THE HU
Page 3 and 4: ABSTRACT Ischaemic preconditioning
Page 5 and 6: andomised clinical study with the f
Page 7 and 8: CHAPTERI Introduction 35 Matefials
Page 9: Discussion 151 CHAPTER Vill Conclus
Page 13 and 14: The Wellcome Trust and The British
Page 15 and 16: Presentations International "The Ef
Page 17 and 18: Abbreviations An attempt has been m
Page 19 and 20: 1.1 Introduction Ischaernic heart d
Page 21 and 22: 1.2 Myocardial Ischaemia Myocardial
Page 23 and 24: hours up to several days to complet
Page 25 and 26: phosphates and its influence on hyd
Page 27 and 28: 1.4 Myocardial Protection This refe
Page 29 and 30: performed. This process is repeated
Page 31 and 32: 1.6 Possible Mechanisms of Ischaemi
Page 33 and 34: kilodalton stress proteins. These p
Page 35 and 36: and these proteins have been sugges
Page 37 and 38: K vi-1, channels were initially fou
Page 39 and 40: tissues the K.. %,.,, channels are
Page 41 and 42: Subsequently, Jaburek et al 1145] i
Page 43 and 44: venous capacitance vessels. At ther
Page 45 and 46: preconditioning to be investigated
Page 47 and 48: In the angioplasty model, Tomai et
Page 49 and 50: patients were randomized into two g
Page 51 and 52: CHAPTER 11 THE HUMAN RIGHT ATRIAL T
Page 53 and 54: inexpensive. Briefly in this model,
Page 55 and 56: of each ischemic period, slices wer
Page 57 and 58: 30 nini FO linlin L 60 min 120 inin
Page 59 and 60: In Study 3 (see Figure 2.4), slices
Page 61 and 62:
D. Metabolite analysis Samples were
Page 63 and 64:
leakage is calculated as the net LD
Page 65 and 66:
B. Effect of the severity of ischae
Page 67 and 68:
2.11 DISCUSSION: The present studie
Page 69 and 70:
clearly insufficient to induce myoc
Page 71 and 72:
The present model may facilitate th
Page 73 and 74:
2.12 Conclusiow I have characterise
Page 75 and 76:
3.5 3 V 2.5 3: m Je m Z0 z 2 1.5 0.
Page 77 and 78:
(3 3 2.5 a 1.5 - -r T 0 2 0.5 0 I P
Page 79 and 80:
Q oro . 21 . 0 'a IP 10 '. R -C3 A
Page 81 and 82:
=3 0 h X CD 0 x CD :3 0 , 7, CD 0 0
Page 83 and 84:
CHAPTER III PRECONDITIONING THE HUM
Page 85 and 86:
3.2 MATERIALS AND METHODS-. 3.2.1 E
Page 87 and 88:
A117'reduction- At the end of the e
Page 89 and 90:
-4 ýi r. () .1 a 0 1 tli n F5* - C
Page 91 and 92:
v M. %; n C) .0 ý U ý ý - - - -2
Page 93 and 94:
leakage resulting from precondition
Page 95 and 96:
3.5 DISCUSSION: The present studies
Page 97 and 98:
during cardiac surgery totalling 10
Page 99 and 100:
different. The cellular mechanisms
Page 101 and 102:
cn Je 8 7 6 5 4 1 0 0.8 0.7 0.6 0.5
Page 103 and 104:
8 6 C) 2 0.7 0.6 Q) 0.5 0) E 25 0.4
Page 105 and 106:
6 5 CY) ,u3 CF) m -ýe m 2 1 0 -0.8
Page 107 and 108:
CHAPTERIV THE ROLE OF THE KATPCHANN
Page 109 and 110:
It has been reported that K.. %-I-p
Page 111 and 112:
0 a- I a 3 I cr =r Cl. 2 qQ 0'-ý 0
Page 113 and 114:
Figure 4.7 shows that ischaemia alo
Page 115 and 116:
Figure 4.2 Dosc-responsc experiment
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Figure 4.4 Dose-response experiment
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Figure 4.6 Dosc-response experiment
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1 0.9 -ý 0.8 0.7 E 0.6 0.5 0.4 0.2
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activity, and showed that diazoxide
Page 125 and 126:
Furthermore, Van den Hoek et al [3
Page 127 and 128:
mechanism by which the opening of m
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5.1 INTRODUCTION: Within the enormo
Page 131 and 132:
5.2 MATERIALS AND METHODS: 5.2.1 Ex
Page 133 and 134:
M77'rechiction: At the end of the e
Page 135 and 136:
oc 0 0 cr F; * 10 eb I ý; o I 5 0
Page 137 and 138:
Pages missing original in the
Page 139 and 140:
esulted in a decrease of CK leakage
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are on long-term hypoglycaernics or
Page 143 and 144:
absence of uniformity of expeniment
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5.7 Conclusion Preconditioning is a
Page 147 and 148:
0.9 0.8 07 m 0.6 E -0 0t 4 0.3 02 0
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-0 1.2 1 &8 0.6 04 0.2 o Aerobic Is
Page 151 and 152:
6.1 INTRODUCIFION' Life expectancv
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(MI-T) to blue t'()rmazan product C
Page 155 and 156:
The demonstration that ischaemic in
Page 157 and 158:
Table 61 Patients' demographic and
Page 159 and 160:
Nure 6,1: Creatine Kinase (CK) leak
Page 161 and 162:
CHAPTER VII IN VIVO STUDIES ON T"E
Page 163 and 164:
The apparent discrepancy bet,.,,, e
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In the off-pump group, coronary byp
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eduction as described in section 3.
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7.4.2 In vitro studies Figures 7.3A
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preconditioning stimulus in man is
Page 173 and 174:
myocardium. Several investigators [
Page 175 and 176:
Table 7.2 - Patients haemod-v-namic
Page 177 and 178:
(0 -I 3 CD CD CD 1 3 0 :3 0 0 =r w
Page 179 and 180:
0 co t X 3 co 0 0 Cumulative Releas
Page 181 and 182:
-& a) c) UT 0 =r w CD 3 CD 0 1ý (a
Page 183 and 184:
When ischaernic preconditioning was
Page 185 and 186:
evidence tbr the involvement ot'PKC
Page 187 and 188:
institution o fcardiopu Imo nary by
Page 189 and 190:
Biblioqraphv 1. Abete P, Ferrara N,
Page 191 and 192:
14. Auchampach J, Cavero, I and Gro
Page 193 and 194:
27. Becker LB, Van den Hoek TLV, Sh
Page 195 and 196:
41. Bums PG, Krunkenkamp IB, Calder
Page 197 and 198:
55. Cohen G, Shirai T, Weisel RD, e
Page 199 and 200:
69. Currie RW and White FP (1983).
Page 201 and 202:
83. Downey JM, Liu GS and Thornton
Page 203 and 204:
97. Ganote C, Armstrong S and Downe
Page 205 and 206:
110. Grover GJ, D'Alonzo A, Hess T,
Page 207 and 208:
122. Hamilton T and Weston A (1989)
Page 209 and 210:
137. Hu H, Sato T, Seharaseyon J, L
Page 211 and 212:
151. Jennings R, Steenbergen C, Kin
Page 213 and 214:
164. Kelpzig H, Kobert G, Mafter C,
Page 215 and 216:
178. Lamping K, Christensen C, Pelc
Page 217 and 218:
192. Liu GS, Thornton J, Van Winkle
Page 219 and 220:
206. Maulik N, Yoshida T, Das DK. (
Page 221 and 222:
219. Miyawaki H, Zhou X, Ashraf, M.
Page 223 and 224:
233. Okazaki Y, Kodama K, Sato H, K
Page 225 and 226:
248. Pryzlenk K, Li G, Whittaker P
Page 227 and 228:
260. Saito S, Tamura Y, Moriuchi M,
Page 229 and 230:
274. Schulz R, Post H, Valhaus C, e
Page 231 and 232:
288. Stewart JR, Blackwell WH, Crut
Page 233 and 234:
300. Tani M, Suganuma Y, Hasegawa H
Page 235 and 236:
312. Tosaki A, Engelman DT, Engelma
Page 237 and 238:
324. Walker D, Marber M, Walker J a
Page 239 and 240:
337. Yamashita N, Nishida M, Hoshid
Page 241 and 242:
351. Zhang JG, Lindup WE. (1993). R
Page 243 and 244:
444 J. -G. Zhang and others are dif
Page 245 and 246:
446 J. -G. Zhang and others Assessm
Page 247 and 248:
448 J. -G. Zhang and others 0.9 0.8
Page 249 and 250:
450 J. -G. Zhang and others C E 07
Page 251 and 252:
4S2 J. -G. Zhang and othen effects
Page 253 and 254:
ELSEVIER Abstract Cardiovascular Re
Page 255 and 256:
936 S. Ghosh et al. / Cardiovascula
Page 257 and 258:
938 S. Ghosh et al. / Cardiovascula
Page 259 and 260:
940 S. Ghosh et al. [41 Goto M, Liu
Page 261 and 262:
712 0" et &L h wcomMe geg in Obwa»
Page 263 and 264:
714 Gbosb ot aL hmoo dmoWmbDbsnedH
Page 265 and 266:
716 chmä et aL Pi unamOso äu In O
Page 267:
718 ehe* et &L ditioning in the hum
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