Thomas A. Sebeok & Jean Umiker-Sebeok 
The Semiotic Web 1991: Biosemiotics [PDF ebook] 

Frontmatter — Contents — Preface — Concerning Gaia—Semiosic Production of/in/by/for Our Planet — Editing the Text of a Disease: Semiotic and Ethical Aspects of Therapeutic Genetic Engineering — The Brain’s Models and Communication — Semiotics and Biosemiotics: Are Sign-Science and Life-Science Coextensive? — Modeling Life: A Note on the Semiotics of Emergence and Computation in Artificial and Natural Living Systems — Some Semiotic Aspects of the Psycho-Physical Relation: The Endo-Exosemiotic Boundary — Organization of Biosystems: A Semiotic Approach — Nature Semiotics: The Icons of Nature — Ecogenesis and Echogenesis: Some Problems for Biosemiotics — Phytosemiotics Revisited — Evolution and Semiotics — On the Specificity of Musculoskeletal Symptoms: A Biosemiotic Excursion — As Signs Grow, So Life Goes — The Neglect of Subjective Medical Data and the Cultural Construction of Pain Disease—A Cross-Cultural Study — On Abductions from the X-Ray Screen: The Semiotic Potential of Radiology Illustrated by Two False Suspicions — Species, Signs, and Intentionality — ’Tell Me, Where is Fancy Bred?’: The Biosemiotic Self — Biosemiotics: A Functional-Evolutionary Approach to the Analysis of the Sense of Information — Half of the Living World Was Unable to Communicate for about One Billion Years — The Social Construction of Alzheimer’s Disease — Biosemiotics, Ethnographically Speaking — Categorical Perception as a General Prerequisite to the Formation of Signs? On the Biological Range of a Deep Semiotic Problem in Hjelmslev’s as Well as Peirce’s Semiotics — Varieties of Semiosis — On the Emergence of Chemical Languages — Index — Backmatter