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Table 1 Overall view of tested hepatocyte apoptosis models

From: Modeling system states in liver cells: Survival, apoptosis and their modifications in response to viral infection

Model

Description

Nodes

Edges

Steady States

Feedback Loops

State

Model A (All)

All interactions and crosstalk possibilities considered. These include:

additional component as a pos. feedback between Akt/PKB and PI3K, additional component as a pos. feedback between Bcl-2/xL and Stat3, additional Akt substrates

74

108

4

2 positive feedback loops

Apoptosis

Survival

Apoptosis

Survival

Model 1

reduced core model (only components listed in official databases)

66

94

1

no feedback loop

Apoptosis

Model 2

Core model + ILK pathway and Akt/PKB*

68

100

2

1 positive feedback loop

Apoptosis

Survival

Model 3

Core model + TRADD/FADD interactions and ILK pathway

68

100

1

no feedback loop

Apoptosis

Model 4

Core model + Akt/PKB* and PI3K pathway

68

100

2

1 positive feedback loop

Apoptosis

Survival

Model C (Core)

Core model

67

99

1

no feedback loop

Apoptosis

Model 5

Model All with a Bid KO

74

107

4

2 positive feedback loops

Apoptosis

Survival

Apoptosis

Survival

Model 6

Model All + cytomegalovirus infection (influence of M45)

75

110

4

2 positive feedback loops

Apoptosis

Survival

Apoptosis

Survival

Model 7

Model All + cytomegalovirus infection (influence of M36)

75

110

4

2 positive feedback loops

Apoptosis

Survival

Apoptosis

Survival

Model 8

Model All + cytomegalovirus infection (influence of M36 and M45)

76

111

4

2 positive feedback loops

Apoptosis

Survival

Apoptosis

Survival

  1. 1Further models tested in detail; additional feedback/forward loops to the core model C: These are all included in model A. Modifications for Model C to get Model A: additional nodes: Akt*, Collagen, Integrin, M45, DAXX, ask1, MKK4, MEKK1, mTor, RIP*, Bcl-2/xL*; removal of the following nodes: Bak/Bax, CytC