Results 51 to 60 of about 107,971,354 (204)

A context‐dependent modulatory role for eIF6 in acquired resistance to vemurafenib in melanoma

open access: yesFEBS Letters, EarlyView.
Acquired resistance to vemurafenib upregulates the translation factor eIF6 in melanoma cells. Silencing eIF6 in resistant cells reduces proliferation and partially restores drug sensitivity, whereas its overexpression increases sensitivity across melanoma lines regardless of BRAF status, via modulation of mTOR, S6K, and MAPK signaling.
George Kyriakopoulos   +9 more
wiley   +1 more source

Metastatic niche shaped by host factors influences disseminated cancer cell fate

open access: yesFEBS Letters, EarlyView.
Metastasis is shaped not only by cancer cells but also by the environments they encounter. This review explores how factors such as aging, diet, the microbiome, lifestyle, and environmental exposures remodel organ‐specific niches in the lung, liver, bone, and brain, influencing where metastatic cells survive, remain dormant, or grow, and ultimately ...
Gwennan Delyth Ward   +2 more
wiley   +1 more source

DNA ligase LigE increases bacterial transformation with damaged extracellular DNA

open access: yesFEBS Letters, EarlyView.
The DNA ligase LigE from the naturally competent Gram‐negative bacterium Neisseria gonorrhoaea increases transformation with cut extracellular DNA. This process is ATP‐dependent and relies on the catalytic activity of LigE; it also requires that LigE contains an intact periplasmic localisation sequence, indicating that ligE functions in the periplasm ...
Jolyn Pan   +4 more
wiley   +1 more source

Rola przedstawiciela handlowego w systemie dystrybucji przedsiębiorstwa na przykładzie firmy Altadis Polska S.A.

open access: yes, 2004
Celem pracy jest prezentacja roli przedstawiciela handlowego w systemie dystrybucji przedsiębiorstwa na przykładzie firmy Altadis Polska S.A. Przestawiono istotę i strukturę kanałów dystrybucji oraz zarządzanie kanałami dystrybucji.
Szczepanik Michał
core  

Mitochondrial translation and coordinated cytosolic translation in metabolic homeostasis and disease

open access: yesFEBS Letters, EarlyView.
Mitochondrial function depends on coordinated protein production from the nuclear and mitochondrial genomes. This review highlights how cytosolic and mitochondrial translation, mRNA localization, protein import, and respiratory complex assembly are integrated to maintain mitochondrial proteostasis and function.
Boseon Kim   +4 more
wiley   +1 more source

Inhibition of cyclin‐dependent kinases 12/13 using CT7439 as a treatment for colorectal cancer with CDK12 upregulation

open access: yesMolecular Oncology, EarlyView.
The proposed mechanism of action for the CDK12/13 inhibitor and cyclin K degrader, CT7439. CDK12/13 inhibition interrupts transcription elongation, leading to increased DNA damage that results in cell death. This agent is a potentially novel treatment option for patients with colorectal cancer. Created in BioRender. Cyclin‐dependent kinase (CDK) 12 and
Wylie K. Watlington   +10 more
wiley   +1 more source

Mi\u119dzy spo\u142ecze\u144stwem szlacheckim a w\u142adz\u105: problemy komunikacji spo\u142eczno\u15bci lokalne \u2013 w\u142adza w epoce Jana Kazimierza

open access: yes, 2002
S\u142owa kluczowe: wojny \u2013 Polska (16-17 w.); Jan II Kazimierz Waza (1609-1972); relacja w\u142adza centralna a spo\u142eczno\u15b\u107 lokalna: Polska \u2013 Anglia (16-17 w.); Sejm polski i szlachta polska (16-17 w.); komunikacja spo\u142eczna w ...
Choi\u144ska-Mika, Jolanta
core  

Epigenetic silencing of the liver‐specific lncRNA LUNAR promotes liver cancer progression via NOTCH activation

open access: yesMolecular Oncology, EarlyView.
LUNAR is a liver‐specific long noncoding RNA (lncRNA) that is highly expressed in normal liver but becomes epigenetically silenced in hepatocellular carcinoma through promoter hypermethylation. Loss of LUNAR is associated with NOTCH activation, epithelial–mesenchymal transition, and metastasis, whereas restoring LUNAR restrains metastatic progression ...
Se Ha Jang   +9 more
wiley   +1 more source

Intrapatient tumour heterogeneity and clonal evolution in an autopsy study of metastatic salivary gland cancer

open access: yesMolecular Oncology, EarlyView.
Tumour heterogeneity and clonal evolution of metastatic salivary gland cancer were evaluated in two patients with adenoid carcinoma and one patient with myoepithelial carcinoma. Radiology‐guided autopsy enabled multi‐region sampling (total samples n = 149), followed by whole‐genome sequencing and phylogenetic reconstruction (17 tumour samples, 4–7 per ...
Gerben Lassche   +10 more
wiley   +1 more source

Polska wobec Rumunii w kontekście funkcjonowania bloku rolnego w latach 1930–1932 [PDF]

open access: yes
W sierpniu 1930 r. w Polsce panował kryzys ekonomiczny, szczególnie dotkliwie uderzający w rolnictwo. Wystąpiła ona wówczas z inicjatywą, w stosunku do znajdujących się w podobnej sytuacji krajów agrarnych Europy Środkowej i Południowej, stworzenia ...
Henryk Walczak, Walczak, Henryk
core   +1 more source

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