Results for 'dedifferentiation'

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  1. The dedifferentiation problem.Pierre Schlag - 2009 - Continental Philosophy Review 42 (1):35-62.
    This article demonstrates that our more sophisticated theories of law lead us to a point where we are no longer able to distinguish law from culture, or society, or the market, or politics or anything of the sort. Not only are the various terms inextricably intertwined (something that other thinkers have observed) but we are no longer in a position to articulate any relations between these various terms at all. It is with this latter realization that the dedifferentiation problem (...)
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  2.  14
    Transposable elements as drivers of dedifferentiation: Connections between enhancers in embryonic stem cells, placenta, and cancer.Konsta Karttunen, Divyesh Patel & Biswajyoti Sahu - 2024 - Bioessays 46 (10):2400059.
    Transposable elements (TEs) have emerged as important factors in establishing the cell type‐specific gene regulatory networks and evolutionary novelty of embryonic and placental development. Recently, studies on the role of TEs and their dysregulation in cancers have shed light on the transcriptional, transpositional, and regulatory activity of TEs, revealing that the activation of developmental transcriptional programs by TEs may have a role in the dedifferentiation of cancer cells to the progenitor‐like cell states. This essay reviews the recent evidence of (...)
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  3.  22
    What the papers say: Cellular dedifferentiation and spore germination in Dictyostelium may utilize similar regulatory pathways.Jo Anne Powell-Coffman & Richard A. Firtel - 1993 - Bioessays 15 (2):131-133.
    Cellular dedifferentiation is an important developmental response to perturbations in morphogenesis. In the cellular slime mold Dictyostelium discoideum this process gives cells the flexibility, when multicellular development is disrupted, to respond to nutrients and reinitiate vegetative growth. Recent studies in D. discoideum described by Soll and colleagues(1) show that genes previously thought to be expressed only during spore germination are also expressed during induced dedifferentiation, suggesting that similar molecular mechanisms are involved in these two developmental processes. It should (...)
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  4.  35
    Cross-sectional and longitudinal patterns of dedifferentiation in late-life cognitive and sensory function: the effects of age, ability, attrition, and occasion of measurement.Kaarin J. Anstey, Scott M. Hofer & Mary A. Luszcz - 2003 - Journal of Experimental Psychology: General 132 (3):470.
  5. La raison en tant que pratique subjective.Ion Copoeru - 2014 - Investigaciones Fenomenológicas 4:79.
    The aim of this paper is to argue in favor of the idea that it is possible not only to give a special place to reason in our life and in society, but also to offer an integrative rational framework, in in which human ends and goals find their rational expression. The text has three parts. The first describes Alfred Schutz's practical-hermeneutical approach to law and normativity, while making room for a subjective practice of reason. The second proposes to reveal, (...)
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  6. Cancer stem cells modulate patterns and processes of evolution in cancers.Lucie Laplane - 2018 - Biology and Philosophy 33 (3-4):18.
    The clonal evolution model and the cancer stem cell model are two independent models of cancers, yet recent data shows intersections between the two models. This article explores the impacts of the CSC model on the CE model. I show that CSC restriction, which depends on CSC frequency in cancer cell populations and on the probability of dedifferentiation of cancer non-stem cells into CSCs, can favor or impede some patterns of evolution and some processes of evolution. Taking CSC restriction (...)
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  7.  62
    Targeting cancer's weaknesses (not its strengths): Therapeutic strategies suggested by the atavistic model.Charles H. Lineweaver, Paul C. W. Davies & Mark D. Vincent - 2014 - Bioessays 36 (9):827-835.
    In the atavistic model of cancer progression, tumor cell dedifferentiation is interpreted as a reversion to phylogenetically earlier capabilities. The more recently evolved capabilities are compromised first during cancer progression. This suggests a therapeutic strategy for targeting cancer: design challenges to cancer that can only be met by the recently evolved capabilities no longer functional in cancer cells. We describe several examples of this target‐the‐weakness strategy. Our most detailed example involves the immune system. The absence of adaptive immunity in (...)
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  8. Body schema dynamics in Merleau-Ponty.Jan Halák - 2021 - In Yochai Ataria, Shogo Tanaka & Shaun Gallagher, Body Schema and Body Image: New Directions. Oxford, United Kingdom: Oxford University Press. pp. 33-51.
    This chapter presents an account of Merleau-Ponty’s interpretation of the body schema as an operative intentionality that is not only opposed to, but also complexly intermingled with, the representation-like grasp of the world and one’s own body, or the body image. The chapter reconstructs Merleau-Ponty’s position primarily based on his preparatory notes for his 1953 lecture ‘The Sensible World and the World of Expression’. Here, Merleau-Ponty elaborates his earlier efforts to show that the body schema is a perceptual ground against (...)
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  9.  65
    Towards a more dynamic plant morphology.Rolf Sattler - 1990 - Acta Biotheoretica 38 (3-4):303-315.
    From the point of view of a dynamic morphology, form is not only the result of process(es) — it is process. This process may be analyzed in terms of two pairs of fundamental processes: growth and decay, differentiation and dedifferentiation. Each of these processes can be analyzed in terms of various modalities (parameters) and submodalities. This paper deals with those of growth (see Table 1). For the purpose of systematits and phylogenetic reconstruction the modalities and submodalities can be considered (...)
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  10.  7
    Chemical Reprogramming of Human Somatic Cells to Pluripotent Stem Cells.Jingyang Guan, Guan Wang, Jinlin Wang, Zhengyuan Zhang, Yao Fu, Lin Cheng, Gaofan Meng, Yulin Lyu, Jialiang Zhu, Yanqin Li, Yanglu Wang, Shijia Liuyang, Bei Liu, Zirun Yang, Huanjing He, Xinxing Zhong, Qijing Chen, Xu Zhang, Shicheng Sun, Weifeng Lai, Yan Shi, Lulu Liu, Lipeng Wang, Cheng Li, Shichun Lu & Hongkui Deng - forthcoming - Nature:1–7.
    Cellular reprogramming can manipulate the identity of cells to generate the desired cell types1– 3. The use of cell intrinsic components, including oocyte cytoplasm and transcription factors, can enforce somatic cell reprogramming to pluripotent stem cells4– 7. By contrast, chemical stimulation by exposure to small molecules offers an alternative approach that can manipulate cell fate in a simple and highly controllable manner8– 10. However, human somatic cells are refractory to chemical stimulation owing to their stable epigenome2,11,12 and reduced plasticity13,14; it (...)
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  11. The Quandary of Multiple States as an Internal and External Limit to Marxist Thought: From Poulantzas to Karatani.Baraneh Emadian - 2019 - Rethinking Marxism A Journal of Economics, Culture and Society 31 (1):72-92.
    At the time of the disintegration of “actually existing socialism” in the 1990s, it appeared that the inexorable flux of globalization was going to consume the nation-state. However, recent years have witnessed the increasing role of the states in both the Global North and South. The relationship between the state and capital is a frequently traversed subject, but what needs further illumination is the persistence of “many states” and its relation to capitalism as both a national and global formation. While (...)
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  12.  38
    Notes on Luhmann, Adorno, and the critique of neoliberalism.Laurindo Dias Minhoto - 2017 - Thesis Eleven 143 (1):56-69.
    This article discusses some possibilities for a critical interpretation of Niklas Luhmann’s systems theory. On the one hand, this theory could provide a sophisticated new sociological account of well-known modern social pathologies, such as alienation and reification; on the other, it could be considered a crypto-normative model for the reciprocal mediation between system and environment in which neither blind tautologies nor colonizations would take place. I argue that as a normative model this theoretical matrix seems to resonate with aspects of (...)
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  13.  36
    Positional information in the amphibian limb.J. Faber - 1976 - Acta Biotheoretica 25 (1):44-65.
    The concept of positional information is applied to a large amount of data obtained previously in experiments on developing and regenerating amphibian limbs. Only the proximo-distal axis of the limb is considered. It is shown that the concept provides a simple, unitary hypothesis which satisfactorily accounts for the experimental data, and may moreover suggest meaningful new approaches. It is suggested that the boundaries of the bipolar limb system lie in the girdle skeleton and at the distal end of the limb, (...)
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  14.  22
    Differentiation in biology.J. Dankmeljer, J. Gloor & P. H. Van Laer - 1975 - Acta Biotheoretica 24 (1-2):35-57.
    In this paper the authors give a survey of biological phenomena , for which the term ‘differentiation’, used in the widest sense, has a meaningful application. The last chapter deals with some general aspects of differentiation and connected phenomena, such as polarity, symmetry, loss of potencies, dedifferentiation, redifferentiation, adifferentiation, regulation and integration.To prevent this article becoming too voluminous, the authors had to refrain from extending the treatment of differentiation to non-living matter and to human society.
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  15.  33
    Artistic Research: Delusions, Confusions and Differentiations.Josef Früchtl - 2019 - Eidos. A Journal for Philosophy of Culture 3 (2):124-134.
    Concerning artistic research, the state of affairs is still one of delusions and confusions. The reason for this is the pluralization and dedifferentiation of rationality pushed forward by the postmodern period. The way out of it is the way of differentiations. Thus, it seems helpful, first, to remember what we already have in philosophical aesthetics, namely four basic models of art and knowledge. The question, then, is whether artistic research fits into these models. To my mind, it does – (...)
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  16.  34
    Empirical questions deserve empirical answers.Colin Martindale - 1996 - Philosophy and Literature 20 (2):347-361.
    In lieu of an abstract, here is a brief excerpt of the content:Empirical Questions Deserve Empirical AnswersColin MartindaleWhat is wrong with the current state of humanistic literary studies? On the theoretical level, we find various types of postmodernism, none of which makes much sense. On the other hand, there are approaches such as Marxism, Feminism, and the New Historicism. One can at least understand the contentions of such theorists, but these contentions are generally quite implausible. If poetry were an effective (...)
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  17. Writing Images: Visuality in German Romantic Literature.Brad Prager - 1999 - Dissertation, Cornell University
    The following dissertation shows how German Literature negotiates the relationship between language and the visual arts, particularly in Romantic narratives. In contrast with authors of the Enlightenment, the Romantics tend to deny specificity to visual experience and in so doing dedifferentiate visual experience from the textual. ;The initial, methodological, chapter explicates perceptual models informed by the interplay of the philosophical approaches of Kant and Wittgenstein with the psychoanalytic discourse of Freud. In Chapter Two, I turn to Lessing's Laokoon Uder uber (...)
     
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  18.  66
    Regeneration and Development in Animals.Michel Vervoort - 2011 - Biological Theory 6 (1):25-35.
    Regeneration capabilities are found in most or all animals. Whether regeneration is part of the development of an animal or a distinct phenomenon independent of development is a debatable question. If we consider regeneration as a process belonging to development, similarly to embryogenesis or metamorphosis, the existence of regenerative capabilities in adults can be seen as an argument in favor of the theory that development continues throughout the life of animals. Here I perform a comparative analysis of regeneration versus “classical” (...)
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  19.  11
    Non-institutional humanities, philosophical practice, informal education: the contours of the educational creative industry.Gulnara Shalagina - 2021 - Sotsium I Vlast 1:116-126.
    Introduction. Non-institutional humanities, philosophical practice, and informal education are “a family like” phenomena that are outside the social institution of science and education and are adjacent to socio-cultural activities and social work. The purpose of the article is to outline the contours of the informal educational creative industry in the postmodern society, which combines non-institutional humanities, philosophical practice, and informal education. Methods. The author uses the methods of autobiographical reflection, comparative analysis, empirical observation and analysis of the primary sources of (...)
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  20.  76
    Bioethics and cloning, part I.Susan Cartier Poland & Laura Jane Bishop - 2002 - Kennedy Institute of Ethics Journal 12 (3):305-323.
    In lieu of an abstract, here is a brief excerpt of the content:Kennedy Institute of Ethics Journal 12.3 (2002) 305-323 [Access article in PDF] Scope Note 41 Bioethics and Cloning, Part I Susan Cartier Poland and Laura Jane Bishop This is Part One of a two part Scope Note on Bioethics and Cloning. Part Two will be published in the December 2002 issue of the Kennedy Institute of Ethics Journal and as a separate reprint. Contents For Parts 1 And 2 (...)
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  21.  16
    Supplements for Survival: On the Category of ‘Surplus of Impulses’ in Arnold Gehlen’s Anthropobiology.Sebastián Agudelo - 2022 - Paragrana: Internationale Zeitschrift für Historische Anthropologie 31 (2):98-116.
    The surplus of impulses is a key category in Gehlen’s anthropobiology to understand the process of hominisation and humanisation. From the dedifferentiation of human instincts and the primitivisation of man’s anatomy, to the role of experience, institutions, and speech, the surplus of impulses is a source that flows between the inner and the outer, by feeding the action circle that whether translates in activity or is redirected inwards in order to become a movement of volitional constitution. The ambivalence in (...)
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  22.  28
    General mechanisms of regeneration as elucidated by experiments on planarians and by a new formulation of the morphogenetic field concept.Rosine Chandebois - 1973 - Acta Biotheoretica 22 (1):2-33.
    Embryonic and adult field do not exhibit the same properties because they are formed by cell populations whose activities cannot be compared in all respects. Dominant cells are not distributed in the same manner; the same mechanisms are not involved for remodelling of the field, especially after an amputation.In adult organisms, cell equilibrium is disturbed a first time by elimination of differentiated tissues which provokes dedifferentiation and proliferation, and a second time by healing, which restores cell equilibrium of a (...)
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    Eukaryotic transcription factors.Oleg L. Polyanovsky & Alexander G. Stepchenko - 1990 - Bioessays 12 (5):205-210.
    Many nuclear proteins have been found recently to interact with short conserved sequences which are involved in regulating the transcription of various genes. Nuclear transcription factors may be arbitrarily subdivided into two groups, ubiquitous and tissue‐specific. The transcription of one gene is usually regulated by several factors which interact with different sequences located either in the promoter region of the gene or outside it. The appearance or disappearance of transcription factors for some genes corresponds to certain phases of cell differentiation (...)
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  24.  11
    Serres’s Philosophy of Media.Peter Zhang - 2024 - Philosophies 9 (4):129.
    Contemporary French philosopher Michel Serres has out-of-the-rut thoughts about many things, including media. This article focuses on his understanding of the genealogy of media, the notion of exo-Darwinism, and his forward-looking attitude toward new technologies. An alternative, counterintuitive take on human nature is revealed as the discussion proceeds. This article also touches upon what is irreplaceable about humans in an age when artificial intelligence is rapidly evolving.
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    In che senso la famiglia sarebbe da abolire.Rino Genovese - 2013 - Società Degli Individui 47:32-38.
    An immanent criticism of family criticism. Beyond the concept of authoritarian family, typical of the Frankfurt School particularly in order to grasp the sources of totalitarianism, the article considers that modern family system dedifferentiation is the objective process of its abolition at the present moment. This in two different ways: with the massive return of old family systems as clans and tribes, and through feminist and gay power revendications. The final suggestion is a social individualism in order to support (...)
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    Metaphor and consciousness: The path less taken.Joseph Glicksohn - 2001 - Journal of Mind and Behavior 22 (4):343-364.
    In attempting to achieve some form of mapping between consciousness and cognition, I distinguish between a weak and a strong version of the hypothesis, indicating a change in mode of thinking of a metaphoric-symbolic nature . The weak version would claim that metaphors, symbols, analogies and images are used in an attempt to depict the experience, which is not easily translatable into words. The strong version would claim that metaphoric thinking is one of the hallmarks of the experience, and is (...)
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