Results 71 to 80 of about 4,441,031 (408)

Emergence of mammals by emergency: exaptation [PDF]

open access: yesGenes to Cells, 2010
With the development of molecular embryology and the coming of the post‐genomic era, the molecular mechanisms of morphological evolution have recently begun to be elucidated. Whole genome sequences of many vertebrate species have been determined, and comparative genomics has suggested that one source of biodiversity is conserved non‐coding elements ...
Okada N   +3 more
openaire   +3 more sources

A large‐scale retrospective study in metastatic breast cancer patients using circulating tumour DNA and machine learning to predict treatment outcome and progression‐free survival

open access: yesMolecular Oncology, EarlyView.
There is an unmet need in metastatic breast cancer patients to monitor therapy response in real time. In this study, we show how a noninvasive and affordable strategy based on sequencing of plasma samples with longitudinal tracking of tumour fraction paired with a statistical model provides valuable information on treatment response in advance of the ...
Emma J. Beddowes   +20 more
wiley   +1 more source

The Emergence of Institutions [PDF]

open access: yesThe B.E. Journal of Economic Analysis & Policy, 2010
Abstract This paper analyses how institutions aimed at coordinating economic interactions may emerge. Starting from a hypothetical state of nature, agents can delegate the task of enforcing cooperation to one of them in exchange for a proper compensation.
Sanchez-Pages, Santiago   +1 more
openaire   +9 more sources

Escape from TGF‐β‐induced senescence promotes aggressive hallmarks in epithelial hepatocellular carcinoma cells

open access: yesMolecular Oncology, EarlyView.
Chronic TGF‐β exposure drives epithelial HCC cells from a senescent state to a TGF‐β resistant mesenchymal phenotype. This transition is characterized by the loss of Smad3‐mediated signaling, escape from senescence, enhanced invasiveness and metastatic potential, and upregulation of key resistance modulators such as MARK1 and GRM8, ultimately promoting
Minenur Kalyoncu   +11 more
wiley   +1 more source

Emergency descent device [PDF]

open access: yes, 1977
A descent device is provided for emergency descent from tall structures and for lowering objects from high elevations, such as a hovering helicopter. The device includes a rotating spool having a cable wound thereon for descent and a rotation-retarding ...
Belew, R. R.
core   +1 more source

Chemoresistome mapping in individual breast cancer patients unravels diversity in dynamic transcriptional adaptation

open access: yesMolecular Oncology, EarlyView.
This study used longitudinal transcriptomics and gene‐pattern classification to uncover patient‐specific mechanisms of chemotherapy resistance in breast cancer. Findings reveal preexisting drug‐tolerant states in primary tumors and diverse gene rewiring patterns across patients, converging on a few dysregulated functional modules. Despite receiving the
Maya Dadiani   +14 more
wiley   +1 more source

Europe's growth emergency [PDF]

open access: yes
The European Union growth agenda has become even more pressing because growth is needed to support public and private sector deleveraging, reduce the fragility of the banking sector, counter the falling behind of southern European countries and prove ...
Jean Pisani-Ferry, Zsolt Darvas
core   +1 more source

Adequação dos exames de radiologia solicitados por um departamento de emergência: um estudo retrospetivo [PDF]

open access: yes, 2020
Imaging tests are essential for diagnosis in the emergency context and convey clinical information that is essential to assess the appropriateness of the tests and improve their interpretation.
Afonso, Graça   +6 more
core   +1 more source

Ubiquitination of transcription factors in cancer: unveiling therapeutic potential

open access: yesMolecular Oncology, EarlyView.
In cancer, dysregulated ubiquitination of transcription factors contributes to the uncontrolled growth and survival characteristics of tumors. Tumor suppressors are degraded by aberrant ubiquitination, or oncogenic transcription factors gain stability through ubiquitination, thereby promoting tumorigenesis.
Dongha Kim, Hye Jin Nam, Sung Hee Baek
wiley   +1 more source

Targeted protein degradation in oncology: novel therapeutic opportunity for solid tumours?

open access: yesMolecular Oncology, EarlyView.
Current anticancer therapies are limited by the occurrence of resistance and undruggability of most proteins. Targeted protein degraders are novel, promising agents that trigger the selective degradation of previously undruggable proteins through the recruitment of the ubiquitin–proteasome machinery. Their mechanism of action raises exciting challenges,
Noé Herbel, Sophie Postel‐Vinay
wiley   +1 more source

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