Results 41 to 50 of about 21,692,993 (303)

The Impact of Radiation Dose on CT‐Based Body Composition Analysis: A Large‐Animal Study

open access: yesJournal of Cachexia, Sarcopenia and Muscle
Background CT‐based body composition analysis (BCA) enables the extraction of biomarkers from routine CT data. The influence of body composition on the prognosis of different patient groups has been highlighted in recent years.
Luca Salhöfer   +10 more
doaj   +1 more source

Contrast-induced nephropathy: a review of literature [PDF]

open access: yesReviews in Clinical Medicine, 2015
Today, radiological procedures using intravascular iodinated contrast media are being widely used for the diagnoses and treatment of various diseases, which highlight one of the main etiologies of contrast-induced nephropathy and hospital-acquired renal ...
Roya Narenji Sani   +2 more
doaj   +1 more source

Ligand‐dependent transcriptional heterogeneity in cell cycle gene expression delays G1/S entry

open access: yesFEBS Letters, EarlyView.
EGF and HRG induce distinct G1/S progression programs in ErbB2‐amplified BT474 breast cancer cells. Despite activating the potent ErbB2–ErbB3 heterodimer, HRG does not accelerate cell‐cycle entry. Instead, EGF promotes earlier restriction‐point passage via ERK–FOS signaling, whereas HRG activates the AKT–MYC axis, driving transcriptional heterogeneity ...
Ririn Rahmala Febri   +5 more
wiley   +1 more source

Advanced design and experimental validation of MRI contrast agents for fluid pressure mapping using microbubbles [PDF]

open access: yes, 2009
This work is related to monitoring fluid pressure using Magnetic Resonance Imaging or MRI and includes numerical simulations and experimental MRI. The nature of this study is such that techniques other than MRI have been extensively used to assess the ...
Morris, RH, Morris, Robert H
core  

Hypertension, renal failure, and edema in a 38-year-old man: light chain deposition disease; a case report and review of the literature [PDF]

open access: yesJournal of Nephropathology, 2014
Background: Monoclonal immunoglobulin deposition disease (MIDD) is a rare disease, usually manifesting between the 5th and 6th decades of life but can also occur earlier. Characteristic feature of MIDD is a non-fibrillar, Congo red negative deposition of
Sarmad Said   +4 more
doaj   +1 more source

Pharmacist-led iodinated contrast media infusion risk assessment service

open access: yesFrontiers in Pharmacology, 2023
Background: With the increasing development of medical imaging, the use of iodinated contrast media has become more widespread. Adverse reactions caused by iodinated contrast media have drawn much attention. Despite this, there is still a lack of unified
Huiyan Jiang   +6 more
doaj   +1 more source

Emerging experimental and computational methods for studying redox‐regulated structural transitions

open access: yesFEBS Letters, EarlyView.
Redox reactions can reshape proteins and alter how they behave in cells, with important consequences for health and disease. This review explores emerging experimental and computational approaches for discovering these redox‐sensitive protein switches, revealing their structural effects, and predicting their behavior, opening new opportunities to ...
Tasneem Rass   +2 more
wiley   +1 more source

The Melanesian Media Declaration [PDF]

open access: yes, 2020
We, the participants at the Melanesian Media Freedom representing media from Fiji, Vanuatu, Solomon Islands, Papua New Guinea and West Papua, wish to express concern about growing threats to media freedom in our region and call on members of our industry
Media Freedom Forum, Melanesia
core   +1 more source

Functional comparison of EncB and EncC cargo proteins in iron storage within the Myxococcus xanthus encapsulin

open access: yesFEBS Letters, EarlyView.
Encapsulins are protein nanocompartments that play an important role in iron storage. In the Myxococcus xanthus encapsulin system, two cargo proteins called EncB and EncC contribute to iron mineralization. Here, we show that EncB and EncC generate iron‐containing minerals with distinct chemical compositions, suggesting that the composition of stored ...
Harry B. McDowell   +2 more
wiley   +1 more source

Binocular interaction: contrast matching and contrast discrimination are predicted by the same model [PDF]

open access: yes, 2007
How do signals from the 2 eyes combine and interact? Our recent work has challenged earlier schemes in which monocular contrast signals are subject to square-law transduction followed by summation across eyes and binocular gain control.
Tim S. Meese   +11 more
core   +1 more source

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