Yuan Muzhi y la comedia modernista de Shanghai 

    Planas Penadés, Ricard (Fecha de defensa: 2019-10-28)

    En esta tesis se analizará la obra de Yuan Muzhi, especialmente los filmes que dirigió, su debut, Scenes of City Life (都市風光,1935) y su segunda y última obra Street Angel (马路天使, 1937). Para ello se propone el concepto comedia ...

    Zeb1, un gen implicat en la repressió transcripcional de l'E-Cadherina durant la transició epiteli-mesènquima. Caracterització del mecanisme de regulació de la seva expressió 

    Guaita Esteruelas, Sandra (Fecha de defensa: 2005-09-21)

    Durant la transició Epiteli-Mesènquima (TEM), el factor de transcripció Snail reprimeix la transcripció de l'E-cadherina unint-se a les caixes E presents en el promotor d'aquest gen.<br/>Les cèl·lules que expressen Snail ...

    Zebrafish lateral line system: The roles of Eya1 in migrating primordium and Notch signaling in hair cell development and regeneration 

    Wibowo, Indra (Fecha de defensa: 2011-07-04)

    The purpose of this thesis is to introduce and demonstrate several biological processes or phenomena using posterior lateral line system of zebrafish as a model. The first part of this work focuses on the highly dynamic ...

    Zero-knowledge proofs and isogeny-based cryptosystems 

    Silva Velón, Javier (Fecha de defensa: 2021-03-11)

    In this thesis, we present some public-key cryptographic schemes. This work is divided in two halves. The rst half deals with zero-knowledge proofs in the classical setting and under falsi able assumptions. In particular, ...

    Zero-knowledge proofs for self-sovereign identities in decentralized services 

    Salleras, Xavier (Fecha de defensa: 2023-03-13)

    Telecommunication systems such as mobile communications are evolving over time, and thanks to that, many digital services have arisen in the last decade. Usually, these services ask their users to provide sensitive information ...

    Zinc homeostasis and disease : Impact on breast cancer progression and infection severity 

    Vogel González, Marina (Fecha de defensa: 2021-09-03)

    Zinc is an essential trace element with structural, catalytic and signaling roles in our body. At cellular level, zinc homeostasis participates in fundamental functions such as cell proliferation, migration, differentiation ...

    ZRF1-mediated transcriptional regulation in acute myeloid leukemia 

    Demajo Meseguer, Santiago (Fecha de defensa: 2014-02-21)

    Acute myeloid leukemia (AML) is frequently linked to epigenetic abnormalities and deregulation of gene transcription, which lead to aberrant cell proliferation and accumulation of undifferentiated precursors. ZRF1, a ...

    β-catenin fluctuates in mouse ESCs and is essential for Nanog-mediated reprogramming of somatic cells to pluripotency 

    Pedone, Elisa (Fecha de defensa: 2014-12-16)

    Mouse embryonic stem (ES) cells derived from the inner cell mass of the blastocyst can be maintained in culture, under pluripotent conditions, using Serum+LIF medium. However, it has been published that the minimal combination ...