Publications by authors named "M M Abd-el-Rahman"

Prostate cancer (PCa) is a prevalent form of malignancy in males and is a significant contributor to cancer-related mortality worldwide. Because of this, studying the molecular processes of PCa cell growth and death is crucial. Hence, it is imperative to conduct further research on the regulatory mechanism underlying the progression of PCa to enhance our comprehension and identify innovative therapeutic targets.

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To test the hypothesis that an abiotic Earth and its inert atmosphere could form chemically reactive carbon- and nitrogen-containing compounds, we designed a plasma electrochemical setup to mimic lightning-induced electrochemistry under steady-state conditions of the early Earth. Air-gap electrochemical reactions at air-water-ground interfaces lead to remarkable yields, with up to 40 moles of carbon dioxide being reduced into carbon monoxide and formic acid, and 3 moles of gaseous nitrogen being fixed into nitrate, nitrite, and ammonium ions, per mole of transmitted electrons. Interfaces enable reactants (e.

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Herein, the potential of ZO and ZF aerogen-comprising molecules (where Z = Ar, Kr, and Xe) to engage in σ-, lp-, and π-hole site-based interactions was comparatively studied using various computations. For the first time, a premier in-depth elucidation of the external electric field (EEF) influence on the strength of the σ-, lp-, and π-hole site-based interactions within the ZO/ZF⋯NH and ⋯NCH complexes was addressed using oriented EEF with disparate magnitude. Upon the energetic features, σ-hole site-based interactions were noticed with the most prominent preferability in comparison to lp- and π-hole analogs.

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Objective: The lack of indicators to measure tumor's invasive biological behavior is an important issue. The aim of this study was to examine the effect of miRNAs 129 and 145 on tumor progression as well as patient survival.

Method: Seventy five breast cancer (BC) patients and 75 controls were included in this research.

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Article Synopsis
  • The study investigates the stability of nucleic acid bases, including adenine, cytosine, guanine, thymine, uracil, and 2,6-diaminopurine, in concentrated sulfuric acid over a year at room temperature.
  • Researchers found that these organic molecules remain stable in acid concentrations similar to those found in Venusian clouds (81% - 98% sulfuric acid).
  • This finding suggests that the harsh conditions of Venus clouds might support complex organic chemicals, which could have implications for understanding potential life in extreme environments.
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