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CGK733 fraud

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The original report garnered scientific attention, but was retracted in 2008. The retraction states that the screen to identify CGK733 as an anti-senescence agent was not carried out; experiments exploring the cellular effects of CGK733 were misrepresented; the identification of ATM as the target
30:(aging). However, the entire work behind the discovery of this compound has since been found to be falsified and the authors of the original reports have retracted all their claims. 53: 41:
kinases, which are involved in DNA damage repair. CGK was claimed to extend the lifetime of cultured cells by approximately 20 divisions, or roughly 25%, specifically in
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of CGK733 was fabricated; a compound which was essential for ATM target validation had not been synthesized; and the chemical structure of CGK733 was misrepresented.
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Won J, Kim M, Kim N, Ahn JH, Lee WG, Kim SS, Chang KY, Yi YW, Kim TK (July 2006). "Small molecule-based reversible reprogramming of cellular lifespan".
349: 38: 139: 230:"Ataxia telangiectasia mutated and p21CIP1 modulate cell survival of drug-induced senescent tumor cells: implications for chemotherapy" 193:
Bhattacharya S, Ray RM, Johnson LR (December 2008). "Role of polyamines in p53-dependent apoptosis of intestinal epithelial cells".
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The principal investigator, Tae Kook Kim, and several associates were consequently suspended from their positions at the
34: 169: 271:"Aging Cells Get New Lease On Life - Small molecule is found to extend lifetime of mammalian cells" 98: 23: 147: 26:
chemical substance which was reported in 2006 to have remarkable properties in reversing cell
320: 251: 210: 117: 90: 310: 241: 202: 109: 82: 344: 338: 270: 102: 246: 229: 206: 299:"Retraction: small molecule-based reversible reprogramming of cellular lifespan" 27: 315: 298: 113: 324: 255: 214: 121: 94: 140:"South Korean researcher suspended over charges of scientific misconduct" 86: 42: 228:
Crescenzi E, Palumbo G, de Boer J, Brady HJ (March 2008).
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Korea Advanced Institute of Science & Technology
138:Dennis Normile; Jennifer Couzin (March 5, 2008). 297:Won J, Kim M, Kim N, et al. (July 2008). 292: 290: 8: 314: 245: 133: 131: 33:CGK733 was claimed to be an inhibitor of 65: 16:2006 South Korean scientific misconduct 7: 14: 350:Scientific misconduct incidents 275:Chemical & Engineering News 174:Chemical & Engineering News 1: 247:10.1158/1078-0432.CCR-07-4298 207:10.1016/j.cellsig.2008.12.003 366: 168:Kenneth J. Moore (2008). 316:10.1038/nchembio0708-431 114:10.1038/nchembio0708-431 269:Sarah Everts (2006). 108:(Retracted, see 87:10.1038/nchembio800 357: 329: 328: 318: 294: 285: 284: 282: 281: 266: 260: 259: 249: 234:Clin. Cancer Res 225: 219: 218: 190: 184: 183: 181: 180: 165: 159: 158: 156: 155: 146:. Archived from 135: 126: 125: 106: 70: 365: 364: 360: 359: 358: 356: 355: 354: 335: 334: 333: 332: 303:Nat. Chem. Biol 296: 295: 288: 279: 277: 268: 267: 263: 227: 226: 222: 192: 191: 187: 178: 176: 167: 166: 162: 153: 151: 137: 136: 129: 107: 75:Nat. Chem. Biol 72: 71: 67: 62: 17: 12: 11: 5: 363: 361: 353: 352: 347: 337: 336: 331: 330: 286: 261: 240:(6): 1877–87. 220: 185: 160: 127: 64: 63: 61: 58: 15: 13: 10: 9: 6: 4: 3: 2: 362: 351: 348: 346: 343: 342: 340: 326: 322: 317: 312: 308: 304: 300: 293: 291: 287: 276: 272: 265: 262: 257: 253: 248: 243: 239: 235: 231: 224: 221: 216: 212: 208: 204: 201:(4): 509–22. 200: 196: 189: 186: 175: 171: 170:"Data Duping" 164: 161: 150:on 2008-03-09 149: 145: 141: 134: 132: 128: 123: 119: 115: 111: 104: 100: 96: 92: 88: 84: 81:(7): 369–74. 80: 76: 69: 66: 59: 57: 55: 50: 46: 44: 40: 36: 31: 29: 25: 21: 306: 302: 278:. Retrieved 274: 264: 237: 233: 223: 198: 195:Cell. Signal 194: 188: 177:. Retrieved 173: 163: 152:. Retrieved 148:the original 143: 78: 74: 68: 51: 47: 32: 19: 18: 144:Science Now 339:Categories 309:(7): 431. 280:2007-03-09 179:2008-04-01 154:2008-03-17 60:References 28:senescence 43:mammalian 24:synthetic 325:18560433 256:18347191 215:19136059 122:18560433 103:85372472 95:16767085 45:cells. 323:  254:  213:  120:  116:, 101:  93:  22:was a 20:CGK733 345:Fraud 99:S2CID 321:PMID 252:PMID 211:PMID 118:PMID 91:PMID 311:doi 242:doi 203:doi 110:doi 83:doi 39:ATR 35:ATM 341:: 319:. 305:. 301:. 289:^ 273:. 250:. 238:14 236:. 232:. 209:. 199:21 197:. 172:. 142:. 130:^ 97:. 89:. 77:. 56:. 327:. 313:: 307:4 283:. 258:. 244:: 217:. 205:: 182:. 157:. 124:) 112:: 105:. 85:: 79:2 37:/

Index

synthetic
senescence
ATM
ATR
mammalian
Korea Advanced Institute of Science & Technology
doi
10.1038/nchembio800
PMID
16767085
S2CID
85372472
doi
10.1038/nchembio0708-431
PMID
18560433


"South Korean researcher suspended over charges of scientific misconduct"
the original
"Data Duping"
doi
10.1016/j.cellsig.2008.12.003
PMID
19136059
"Ataxia telangiectasia mutated and p21CIP1 modulate cell survival of drug-induced senescent tumor cells: implications for chemotherapy"
doi
10.1158/1078-0432.CCR-07-4298
PMID
18347191

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