Results 101 to 110 of about 7,767,567 (301)

Tumour–host interactions in Drosophila: mechanisms in the tumour micro‐ and macroenvironment

open access: yesMolecular Oncology, EarlyView.
This review examines how tumour–host crosstalk takes place at multiple levels of biological organisation, from local cell competition and immune crosstalk to organism‐wide metabolic and physiological collapse. Here, we integrate findings from Drosophila melanogaster studies that reveal conserved mechanisms through which tumours hijack host systems to ...
José Teles‐Reis, Tor Erik Rusten
wiley   +1 more source

Mechanism of Gene Amplification via Yeast Autonomously Replicating Sequences

open access: yesThe Scientific World Journal, 2015
The present investigation was aimed at understanding the molecular mechanism of gene amplification. Interplay of fragile sites in promoting gene amplification was also elucidated.
Shelly Sehgal, Sanjana Kaul, M. K. Dhar
doaj   +1 more source

Domain organization of long autotransporter signal sequences [PDF]

open access: yes, 2010
Bacterial autotransporters represent a diverse family of proteins that autonomously translocate across the inner membrane of Gram-negative bacteria via the Sec complex and across the outer bacterial membrane.
Hiß, Jan Alexander   +1 more
core  

MisPred: a resource for identification of erroneous protein sequences in public databases [PDF]

open access: yes, 2013
Correct prediction of the structure of protein-coding genes of higher eukaryotes is still a difficult task; therefore, public databases are heavily contaminated with mispredicted sequences.
Nagy, Alinda, Patthy, László
core   +1 more source

Hijacking emergency granulopoiesis: Neutrophil ontogeny and reprogramming in cancer

open access: yesMolecular Oncology, EarlyView.
Neutrophils are highly plastic innate immune cells; their functions in cancer extend beyond the tumour microenvironment. This Review summarises current understanding of neutrophil maturation and heterogeneity and highlights tumour‐induced granulopoiesis as a systemic programme that expands immature, immunosuppressive neutrophils via tumour‐derived ...
Gabriela Marinescu, Yi Feng
wiley   +1 more source

3D structure prediction of replication factor C subunits (RFC) and their interactome in Arabidopsis thaliana [PDF]

open access: yesNetwork Biology, 2013
DNA stress can causes potentially spontaneous genome damage during DNA replication process. Proteins involved in this process are DNA-dependent ATPases, required for replication and repair.
Mohamed Ragab Abdel Gawwad   +2 more
doaj  

Ubiquitous selective constraints in the Drosophila genome revealed by a genome-wide interspecies comparison [PDF]

open access: yes, 2006
Non-coding DNA comprises ∼80% of the euchromatic portion of the Drosophila melanogaster genome. Non-coding sequences are known to contain functionally important elements controlling gene expression, but the proportion of sites that are selectively ...
Keightley, Peter, Halligan, Daniel
core   +1 more source

Developmental programmes drive cellular plasticity, disease progression and therapy resistance in lung adenocarcinoma

open access: yesMolecular Oncology, EarlyView.
This study shows that lung adenocarcinomas exploit developmental branching morphogenesis to acquire a therapy resistant basal‐like tumour cell state. This process was found to be regulated by combined TP53 loss‐of‐function and type‐I interferon signalling, identifying a novel axis for biomarker and therapeutic target discovery.
Kamila J Bienkowska   +13 more
wiley   +1 more source

Exploring the reasons for the large density of triplex-forming oligonucleotide target sequences in the human regulatory regions

open access: yesBMC Genomics, 2006
Background DNA duplex sequences that can be targets for triplex formation are highly over-represented in the human genome, especially in regulatory regions. Results Here we studied using bioinformatics tools several properties of triplex target sequences
Dopazo Joaquin   +3 more
doaj   +1 more source

Evidence for widespread degradation of gene control regions in hominid genomes. [PDF]

open access: yes, 2005
Although sequences containing regulatory elements located close to protein-coding genes are often only weakly conserved during evolution, comparisons of rodent genomes have implied that these sequences are subject to some selective constraints ...
Peter D Keightley   +11 more
core   +2 more sources

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