Igor goryanin molecular base of cancer modern concept
46
Молекулярные основы рака – современная концепция Proteins mRNA Под контролем сигнальных путей находятся: - Деление клетки - Выживание - Апоптоз (самоубийство клетки) - Многие другие клеточные функции В норме - баланс клеточной коммуникации (передачи сигнала) Пути Передачи Сигнала
Igor goryanin molecular base of cancer modern concept
27. - : ... : Lee Hood, Institute for Systems Biology
28.
29. No cancer Mass spectrometry Proteins Blood sample Proteins
Blood Best fit molecular fingerprint sample Cancer Normal marker
proteins marker proteins Mass spectrometryCancer
30. anti-ErbB2 , : Herceptin ( ) 96% vs 95% , 1
(Piccart-Gebhart et al., 2005) 91% vs 87%, 4 (Romond et al., 2005).
, - rbB2+
31. : - , -ErbB2 - ( )
32. : - (.) suppression Sensistivity Resistance Signal in
vitro
33. : - (.) suppression Sensistivity Resistance Signal in
vitro
34. : - (.) suppression Sensistivity Resistance Signal in
vitro
35. ErbB3/2 -ErbB2
36. : - (.) suppression Sensistivity Resistance Signal in
vitro
37. -Per +Per ErbB2 , A.Sorokin
38. : - suppression Sensistivity Resistance Signal in
vitro
39. 2008 .. , .. ,.. , 2010
40. 2008 .. , .. ,.. , 2010
41. 2008 .. , .. ,.. , 2010
42. Best fit molecular fingerprint Normal Cancer
43. Diagnostics can stratify populations by drug response
Diagnostic test positive Likely to benefit from Dx+ therapy Tx+
Toxicity test positive Likely to have toxic Dx- response Diagnostic
test negative Not likely to benefit from therapySeptember 2010
Confidential 43
46. Lack of response has enormous costsAspect Numeric2008 Rx
spend, US 292 B$ (of 800 B$ WW)Percent Rx not effective 20 90%
(average 50%)Adverse events, US ~2,000,000Fatal adverse events, US
~100,000Cost adverse drug events, US Cost 45-135 B$Percent events
avoidable 20 35%Percent of care decisions informed by
70%diagnosticsDiagnostics as percent of healthcare 3-4%market
http://www.dnapolicy.org/images/issuebriefpdfs/PGx%20IB.pdf Jerel
Davis, McKinsey & CoSeptember 2010 Confidential 46