About the Author
Foreword
Preface
1 Amphioxus is a model for understanding the evolution of vertebrate
1.1 Brief introduction of amphioxus
1.2 Biology of amphioxus
1.2.1 Reproduction and embryogenesis ofamphioxus
1.2.2 Anatomy of amphioxus
1.3 The Story of amphioxus and its early researches in China
References
2 Basic knowledge of immunology
2.1 Immune organs
2.1.1 Primary lymphoid organs
2.1.2 Secondary lymphoid organs
2.2 Immune cells
2.2.1 Lymphoid cells
2.2.2 Innate immunity associated cells
2.3 Innate immunity
2.3.1 Toll-like receptors involved signaling pathway
2.3.2 Nod-like receptors and their functions
2.3.3 RIG-like receptors
2.3.4 C-type lectins
2.3.5 The scavenger receptors
2.3.6 Inflammation
2.4 Adaptive immunity
2.4.1 Specificity
2.4.2 Diversity
2.4.3 Immunological memory
2.4.4 Self-nonself recognition
2.5 Complement system
2.5.1 Complement pathways
2.5.2 Complement in host defense
References
3 Immune organs and cells of amphioxus
3.1 Introduction
3.2 Organs &the amphioxus immune system
3.2.1 Amphioxus gill slits: the first immune defense line
3.2.2 Amphioxus intestine: not just a digestive organ but also an immune organ
3.3 Cells of the amphioxus immune system
3.3.1 Phagocytes
3.3.2 Lymphocyte-like cells
References
4 Genomic and transeriptomic view of the amphioxus immunity.
4.1 Introduction
4.2 Trace evidence of adaptive immunity
4.2.1 TCRs, Igs and VLRs
4.2.2 MHC and genes involved in antigen presentation
4.3 Extraordinary gene expansion in the amphioxus innate immunity.
4.3.1 The TLR system
4.3.2 The NLR system
4.3.3 LRRIG proteins
4.3.4 Other LRR-containing genes
4.3.5 C-type lectins
4.3.6 Scavenger receptors
4.3.7 RIG-I-like helicases
4.3.8 Complement-related receptors
4.3.9 The TNF system
4.3.10 Expansion and reshuffling of the death-fold domains
4.3.11 Expansion of TIR adaptors, TRAFs and initiator caspases
4.3.12 Cytokines, kinases and transcription factors
4.4 Regulation of the amphioxus immune system
4.4.1 Differential regulatory patterns between expanded genefamilies
4.4.2 The regulation during bacterial infection
4.4.3 The regulation of the terminal signaling network
4.4.4 Differential expression patterns observed within TNF andIL- 1R systems
4.4.5 Major pathways in a complex signaling network
4.4.6 A functional prototypic complement system
4.4.7 The prototype of oxidative burst-like system
4.4.8 Amphioxus PGRPs and GNBPs are important effectors in the gut
4.4.9 Chitin-binding proteins
4.4.10 Other effector genes
4.5 Discussion
References
5 Pattern recognition system in amphioxus
5.1 TLR signaling pathway in amphioxus
5.1.1 The overview
5.1.2 TLR family in amphioxus
5.1.3 The TIR containing adaptors in amphioxus
5.1.4 The putative bypass pathway mediated by novel TIR adaptors
5.1.5 The transduction and regulation ofamphioxus TLR signaling
5.1.6 Summary
5.2 Innate antiviral immunity in Amphioxus
5.2.1 RLR signaling pathway
5.2.2 Innate antiviral defense in drosophila
5.2.3 Immune-related genes for antiviral response in amphioxus
5.3 NLR signaling pathway
5.3.1 NLR in amphioxus
5.3.2 The NLR diversity in amphioxus
5.3.3 The NLR signaling in amphioxus
References
6 Transcription factors in amphioxos
6.1 NF family members in amphioxus
6.2 The interferon regulatory factor family in amphioxus
6.3 The STATs in amphioxus
6.3.1 The JAK-STAT pathway
6.3.2 The JAK-STAT pathway in invertebrate
6.3.3 The STAY family of mammals
6.3.4 The structure and function of STATs in amphioxus
6.3.5 Evolution
References
7 The complement system of amphioxus
7.1 Introduction
7.2 Tracing evolutionary origin of complement system
7.3 The complement system of amphioxus
7.3.1 The lectin pathway
7.3.2 The alternative pathway
7.3.3 The terminal pathway
References
8 The oxidative burst system in amphioxus
8.1 Introduction
8.2 NADPH Oxidases 2 and the other NOX families
8.2.1 NOX2
8.2.2 NOX4
8.2.3 NOX5
8.2.4 DUOX1 and DUOX2
8.3 NOX Subunits and Regulatory Proteins
8.3.1 P22phx.
8.3.2 Organizer subunit: p47phx.
8.3.3 Activator subunit: p67phx.
8.3.4 P40phx.
8.4 Functions of ROS generated by NADPH oxidases
References
9 Immune effeetors in amphioxus
9.1 Galectin
9.2 C-type lectin
9.3 Peptidoglycan recognition protein
9.4 Gram-negative bacteria-binding protein
9.5 Chitin-binding protein
9.6 Apextrin
9.7 Bactericidal/permeability-increasing protein
9.8 Other effector genes
References
10 Lipid signaling of immune response in amphioxus
10.1 Introduction
10.2 The classification, structure and function oflipids
10.2.1 Membrane and energy storage
10.2.2 Lipid signaling
10.3 Origin of the vertebrate lipid signaling
10.3.1 The origin of vertebrate eicosanoid signaling in amphioxus
10.3.2 Conserved phospholipid signaling pathway
10.3.3 Typical cholesterol accumulation of inflammation in amphioxus
10.3.4 Downstream signaling and nuclear receptors
10.4 Future directions
10.5 Summary
References
11 Apoptosis in amphioxus
11.1 General knowledge of apoptosis
11.2 Apoptosis related gene families in amphioxus
11.2.1 The Apaf- 1 and Bcl2 homologues in amphioxus
11.2.2 The caspase family in amphioxus
11.2.3 The TRAIL-DR apoptosis system
11.2.4 Perspectives: The death domain superfamily: a tale of two interfaces
References
12 Primitive adaptive immune system of amphioxus
12.1 Evidence of the emergence of adaptive immunity in amphioxus
12.1.1 Lymphocyte-like cells and related genes in amphioxus
12.2 The primary building blocks for MHC and Rag protein
12.2.1 An antecedent MHC-linked genomic region
12.2.2 The common ancestor of RAG 1- and RAG 2- like genes
12.3 The alternative forms of variable immune receptors
12.3.1 Amphioxus candidates for adaptive immune receptors
12.3.2 Other variable receptors in invertebrates
References
13 Future research directions
13.1 Ubiquitination of immune signaling in amphioxus
13.1.1 Posttranslational modification of immune response inmammals
13.1.2 Ubiquitination of immune regulation in drosophila
13.1.3 Ubiquitination of immune regulation in amphioxus
13.2 The microRNAs in amphioxus
13.3 Alternative 3' UTRs in amphioxus immune response
References
Abbreviation Index
Key Words Index