How Life Works: A User’s Guide to the New Biology
Autor Philip Ballen Limba Engleză Hardback – 7 noi 2023
În peisajul academic actual, How Life Works se poziționează ca o lucrare fundamentală pentru studenții și specialiștii din științele vieții, propunând o schimbare de paradigmă în biologia teoretică și aplicată. Autorul, Philip Ball, demonstrează că viziunea tradițională — care reduce organismul la o mașinărie guvernată strict de instrucțiunile genetice — este incompletă. Remarcăm efortul autorului de a deconstrui metafora genomului ca „proiect de construcție”, oferind în schimb o perspectivă sistemică în care viața emerge din interacțiunile complexe dintre rețelele de proteine, celule și țesuturi.
Textul extinde cadrul conceptual propus de The Music of Life de Denis Noble, integrând date recente din biologia sintetică și medicina regenerativă. În timp ce Noble punea bazele fiziologice ale unei viziuni non-reducționiste, Ball merge mai departe, explorând modul în care putem „hăcui” sau redesigna sistemele vii. Această abordare se regăsește și în alte lucrări ale sale, precum The Book of Minds, unde explorează diversitatea proceselor cognitive, sau The Elements, unde analizează structurile fundamentale ale materiei. Aici, însă, accentul cade pe „agenția” biologică — capacitatea organismelor de a-și stabili scopuri și de a lua decizii la nivel celular.
Structura volumului este riguros organizată pentru a ghida cititorul de la micro la macro. Capitolele dedicate proteinelor și rețelelor pregătesc terenul pentru discuțiile despre dezvoltarea țesuturilor și organizarea corpului, culminând cu o analiză critică a medicinei moderne în capitolul „Troubleshooting”. How Life Works nu este doar o sinteză a cunoștințelor actuale, ci un manifest pentru o nouă biologie care recunoaște complexitatea și modularitatea vieții.
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Specificații
ISBN-10: 0226826686
Pagini: 552
Ilustrații: 92 halftones
Dimensiuni: 152 x 229 x 38 mm
Greutate: 0.91 kg
Ediția:First Edition
Editura: University of Chicago Press
Colecția University of Chicago Press
De ce să citești această carte
Recomandăm această carte studenților la biologie, medicină și bioinginerie care doresc să depășească modelul determinismului genetic. Cititorul câștigă o înțelegere profundă a modului în care celulele cooperează și se organizează, oferind contextul necesar pentru a înțelege viitorul medicinei regenerative și al biotehnologiei. Este o resursă esențială pentru oricine vrea să vadă dincolo de simplificările manualelor clasice.
Despre autor
Philip Ball este un scriitor de știință distins și editor consultant pentru prestigioasa revistă Nature. Lucrările sale acoperă un spectru larg, de la istoria alchimiei în Alchemy până la fizica sistemelor sociale în Critical Mass, lucrare premiată cu Aventis Prize. Cu un talent remarcabil pentru a face conceptele complexe accesibile, Ball a fost finalist al National Book Critics Circle Award pentru Bright Earth. Experiența sa vastă în comunicarea științifică îi permite să sintetizeze descoperiri de ultimă oră din genetică și biologie celulară într-o narativă coerentă și provocatoare.
Descriere scurtă
“Ball’s marvelous book is both wide-ranging and deep. . . . I could not put it down.”—Siddhartha Mukherjee, author of The Song of the Cell and the Pulitzer Prize–winning The Emperor of All Maladies
A new, cutting-edge vision of biology that revises our understanding of what life itself is, how to enhance it, and what possibilities it offers.
Biology is undergoing a quiet but profound transformation. Several aspects of the standard picture of how life works—the idea of the genome as a blueprint, of genes as instructions for building an organism, of proteins as precisely tailored molecular machines, of cells as entities with fixed identities, and more—have been exposed as incomplete, misleading, or wrong.
In How Life Works, Philip Ball explores the new biology, revealing life to be a far richer, more ingenious affair than we had guessed. Ball explains that there is no unique place to look for an answer to this question: life is a system of many levels—genes, proteins, cells, tissues, and body modules such as the immune system and the nervous system—each with its own rules and principles. How Life Works explains how these levels operate, interface, and work together (most of the time).
With this knowledge come new possibilities. Today we can redesign and reconfigure living systems, tissues, and organisms. We can reprogram cells, for instance, to carry out new tasks and grow into structures not seen in the natural world. As we discover the conditions that dictate the forms into which cells organize themselves, our ability to guide and select the outcomes becomes ever more extraordinary. Some researchers believe that ultimately we will be able to regenerate limbs and organs, and perhaps even create new life forms that evolution has never imagined.
Incorporating the latest research and insights, How Life Works is a sweeping journey into this new frontier of the life sciences, a realm that will reshape our understanding of life as we know it.
Notă biografică
Extras
Fundamentally, this new view of biology—which is by no means complete, and indeed is still only nascent—depends on a kind of trust. You could say that genes are able to trust that there are processes beyond their capacity to directly control that will nonetheless allow organisms to grow and thrive and evolve. (Biologists need to develop that trust too.) This way of working appears repeatedly in biology when things get complicated and tasks get hard. When organisms first became multicellular, when they became able to adjust to and exploit the full richness of their surroundings through sensory modalities like vision and smell, when their sensitivity and receptivity to the environment became genuine cognition, it seems that life increasingly relinquished a strategy of prescribing the response of the organism to every stimulus, and instead supplied the basic ingredients for systems that could devise and improvise solutions to living that are emergent, versatile, adaptive, and robust.
The new picture dispels the long-standing idea that living systems must be regarded as machines. There never has been a machine made by humankind that works as cells do. This is not to deny that living things are ultimately made of insensate and indeed inanimate molecules: we need no recourse to the old idea of vitalism, which posited that some fundamental and mysterious force made the difference between living and inert matter. Yet dispensing with the machine view of life allows us to see what it really is that distinguishes it from the inanimate world. The distinction is as fundamental and wondrous as the formation of the universe itself—but more amenable to scientific study, and for that reason probably more tractable.
In particular, life is not to be equated with that special kind of machine, the computer. It is certainly true that life performs kinds of computation, and indeed there are key features of biology that can be fairly well understood using the theory of information developed to describe modern information technologies. What is more, a comparison with machines can sometimes be a useful way of thinking about how parts of the process that is life operates. I will occasionally make such parallels. It is meaningful to say that our cells possess pumps, motors, sensors, storage, and readout devices. That, however, is very different from the modern trend of discussing the fundamental features of living organisms by comparing them to electrical circuits, computers, or factories. No computer today works as cells do, and it is far from clear that they ever will (or that this would be a good way to make a computer anyway). There is so far no technological artifact that provides a good analogy for living systems. These are a different kind of entity, with their own logic, and they have to be their own metaphor.
Cuprins
Chapter 1. The End of the Machine: A New View of Life
Chapter 2. Genes: What DNA Really Does
Chapter 3. RNA and Transcription: Reading the Message
Chapter 4. Proteins: Structure and Unstructure
Chapter 5. Networks: The Webs That Make Us
Chapter 6. Cells: Decisions, Decisions
Chapter 7. Tissues: How to Build, When to Stop
Chapter 8. Bodies: Uncovering the Pattern
Chapter 9. Agency: How Life Gets Goals and Purposes
Chapter 10. Troubleshooting: Rethinking Medicine
Chapter 11. Making and Hacking: Redesigning Life
Epilogue
Acknowledgments
Source Notes
Bibliography
Index
Recenzii
Descriere
Drawing on recent discoveries and insights, How Life Works outlines a new vision of our understanding of life for the 21st century.