Results 31 to 40 of about 1,467,466 (244)

Angiotensin-(1-7) and angiotensin-(1-9): function in cardiac and vascular remodeling [PDF]

open access: yes, 2014
The renin angiotensin system (RAS) is integral to cardiovascular physiology, however, dysregulation of this system largely contributes to the pathophysiology of cardiovascular disease (CVD).
Akishita   +123 more
core   +1 more source

PPARγ-activation increases intestinal M1 macrophages and mitigates formation of serrated adenomas in mutant KRAS mice

open access: yesOncoImmunology, 2018
To identify novel hubs for cancer immunotherapy, we generated C57BL/6J mice with concomitant deletion of the drugable transcription factor PPARγ and transgenic overexpression of the mutant KRASG12V oncogene in enterocytes.
Tobias Gutting   +12 more
doaj   +1 more source

Ras hyperactivation versus overexpression : Lessons from Ras dynamics in Candida albicans [PDF]

open access: yes, 2018
We thank Prof. Neta Dean for the CIp10ADH1-Cherry plasmid and Prof. Aaron Mitchell for the BWP17 strain. We gratefully acknowledge Prof. Sudipta Maiti, TIFR, Mumbai, India for providing the data acquisition software.
Haokip, Dominic T   +10 more
core   +3 more sources

Ras Binding Triggers Ubiquitination of the Ras Exchange Factor Ras-GRF2 [PDF]

open access: yesMolecular and Cellular Biology, 2001
Ras is a small GTPase that is activated by upstream guanine nucleotide exchange factors, one of which is Ras-GRF2. GRF2 is a widely expressed protein with several recognizable sequence motifs, including a Ras exchanger motif (REM), a PEST region containing a destruction box (DB), and a Cdc25 domain.
C L, de Hoog   +5 more
openaire   +2 more sources

Prospective study of a molecular selection profile for RAS wild type colorectal cancer patients receiving irinotecan-cetuximab [PDF]

open access: yes, 2015
Background: The aim of our study was to evaluate whether a panel of biomarkers, prospectively analysed might be able to predict patients' clinical outcome more accurately than RAS status alone.
Abouelkhair, KM   +10 more
core   +3 more sources

Effect of addition of mineral salts to recirculating aquaculture system: evaluation of water quality, growth performance and some biochemical and immune indices of African cichlid (Labidochromis lividus) fish [PDF]

open access: yesبوم‌شناسی آبزیان, 2022
In the present study, the effects of startup and addition of ammonium chloride (NH4Cl) and sodium nitrite (NaNO2) salts for 4 weeks before fish stocking on efficiency of biofilter for removal of total ammonia nitrogen (TAN) from water, survival rate ...
Mehrdad Sarkheil   +2 more
doaj  

RAS and beyond: the many faces of the neurofibromatosis type 1 protein

open access: yesDisease Models & Mechanisms, 2022
Neurofibromatosis type 1 is a rare neurogenetic syndrome, characterized by pigmentary abnormalities, learning and social deficits, and a predisposition for benign and malignant tumor formation caused by germline mutations in the NF1 gene.
Corina Anastasaki   +2 more
doaj   +1 more source

Importance and applications of robotic and autonomous systems (RAS) in railway maintenance sector: a review [PDF]

open access: yes, 2019
Maintenance, which is critical for safe, reliable, quality, and cost-effective service, plays a dominant role in the railway industry. Therefore, this paper examines the importance and applications of Robotic and Autonomous Systems (RAS) in railway ...
Ackerman   +6 more
core   +3 more sources

Enzymatic and antisense effects of a specific anti-Ki-ras ribozyme in vitro and in cell culture [PDF]

open access: yes, 1999
Due to their mode of action, ribozymes show antisense effects in addition to their specific cleavage activity. In the present study we investigated whether a hammerhead ribozyme is capable of cleaving mutated Ki-ras mRNA in a pancreatic carcinoma cell ...
Giannini, Claudio Detlef   +3 more
core   +1 more source

Dynamic regulation of RAS and RAS signaling

open access: yesBiochemical Journal, 2023
RAS proteins regulate most aspects of cellular physiology. They are mutated in 30% of human cancers and 4% of developmental disorders termed Rasopathies. They cycle between active GTP-bound and inactive GDP-bound states. When active, they can interact with a wide range of effectors that control fundamental biochemical and biological processes. Emerging
Walter Kolch, Dénes Berta, Edina Rosta
openaire   +3 more sources

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