Mercury pollution in doha (Qatar) coastal environment by Al-Madfa, H.

“…1). Organic Hg (0.6 ng L?1) contributed only 5.0% of total Hg. Mercury showed a strong tendency to be associated with suspended matter in Doha coastal waters, as it represented about 73.0% of the total. …”
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Dynamics of Neisseria gonorrhoeae transmission among female sex workers and clients: A mathematical modeling study by Houssein H., Ayoub

“…Increasing condom use from 10 % to 50 % lowers NG prevalence among FSWs, clients, and their spouses from 12.2 % to 6.4 %, 1.2 % to 0.5 %, and 0.4 % to 0.2 %, respectively. …”
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Salicylic acid restricts mercury translocation by activating strong antioxidant defense mechanisms in sweet pepper (Capsicum annum L.) by Khalid, Muhammad Fasih

“…So, the experiment was designed to assess the effect of SA on sweet pepper (Capsicum annum L.) seedlings grown under different Hg toxicity concentrations. Spraying of 100 μM SA at three different Hg levels, i.e., 0 μM, 50 μM, 100 μM, and 150 μM. …”
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Phenolic contents-based assessment of therapeutic potential of Syzygium cumini leaves extract by Ahmed, Rashid

“…The DPPH assay demonstrated a higher antioxidant potential (IC-50 value of 133 μg/ml), which was comparable to the IC-50 of ascorbic acid (122.4 μg/ml). …”
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Developmental Toxicity of Surface-Modified Gold Nanorods in the Zebrafish Model by Zakaria, Zain Z

“…Our data showed that AuNRs caused mortality with a calculated LC50 of EC50,24hpf of AuNRs being 9.1 μg/mL, while a higher concentration of AuNRs was revealed to elicit developmental abnormalities. …”
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Acute and chronic toxicity assessments of 17β-estradiol (E2) and 17α-ethinylestradiol (EE2) on the calanoid copepod Acartia clausi: Effects on survival, development, sex-ratio and... by Emna, Djebbi

“…The most resistant life stage was N1 with LC50 values > 1500 μg L-1 and >5000 μg L-1, respectively for E2 and EE2. …”
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Molecular properties prediction, anticancer and anti-inflammatory activities of some pyrimido[1,2-b]pyridazin-2-one derivatives by Zeiz, Ali

“…Anti-inflammatory assessments revealed that compound 1 displayed the strongest inhibitory activity on NO production with IC50 of 29.94 ± 2.24 µM, and down-regulated the expression of COX-2. …”
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PERFORMANCE OPTIMIZATION OF PROPANE PRE-COOLED MIXED REFRIGERANT (C3MR) PROCESS FOR NATURAL GAS LIQUEFACTION by SHADY, ROBA TAWFIK SAAD MOHAMED

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Excess pCO2 and carbonate system geochemistry in surface seawater of the exclusive economic zone of Qatar (Arabian Gulf) by Connor, Izumi

“…Its values in the Gulf ranged from −50 to −310 μmol kg−1 implying CaCO3 precipitation. …”
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Excess pCO2 and carbonate system geochemistry in surface seawater of the exclusive economic zone of Qatar (Arabian Gulf) by Connor, Izumi

“…Its values in the Gulf ranged from −50 to −310 μmol kg−1 implying CaCO3 precipitation. …”
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Specific Bioactive Compounds from Ginger, Tea, and Apple Prevent Diabetes-Related Cataract Via Inhibition of Aldose Reducatse by Ahmedna, Mohamed

“…The three compounds could inhibit AR activity up to 90 % at 12.5 μM of phloretin, EGCG and [6]-gingerol with IC50 values of 4.1 μM, 3.7 μM, and 2.4 μM, respectively. …”
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Theoretical and experimental insights into the C-steel aqueous corrosion inhibition at elevated temperatures in 1.0M HCl via multi-carbonyl Gemini cationic surfactants by El-Basiony, Nasser M.

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Optimization of cultivation conditions for combined nutrient removal and CO2 fixation in a batch photobioreactor by Al Ketife, Ahmed MD

“…At 22% CO2 the Rc and μ decreased by around an order of magnitude, and nutrient removal also decreased to 79% and 50% for N and P, respectively. …”
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Novel thiazolones for the simultaneous modulation of PPARγ, COX-2 and 15-LOX to address metabolic disease-associated portal inflammation by Mai S., El-Shoukrofy

“…Notable COX-2 inhibitory activities (IC50 = 0.065–0.24 μM) were observed relative to celecoxib (IC50 = 0.049 μM). …”
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Salvia fruticosa Induces Vasorelaxation in Rat Isolated Thoracic Aorta: Role of the PI3K/Akt/eNOS/NO/cGMP Signaling Pathway by Anwar, M. Akhtar

“…Prior exposure to PI3K inhibitors, wortmannin (0.1 µM) or LY294002 (10 µM), decreased cGMP accumulation and attenuated the SF-induced vasorelaxation by approximately 50% (Rmax). …”
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Evaluation of Apoptotic, Antiproliferative, and Antimigratory Activity of Origanum syriacum against Metastatic Colon Cancer Cells by Aldisi S.S.

“…OSEE showed a concentration-dependent apoptotic and antiproliferative effect on LoVo and SW620 cells at 500 μg mL−1 or higher after 48 h of exposure. Additionally, OSEE inhibited the migration of both LoVo and SW620 cells by decreasing (50–75%) wound-healing capacity at 500 and 1,000 μg mL−1. …”
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Fluorinated Benzofuran and Dihydrobenzofuran as Anti-Inflammatory and Potential Anticancer Agents by Ayoub, Abeer J.

“…Their IC50 values ranged from 1.2 to 9.04 µM for interleukin-6; from 1.5 to 19.3 µM for Chemokine (C-C) Ligand 2; from 2.4 to 5.2 µM for nitric oxide; and from 1.1 to 20.5 µM for prostaglandin E2. …”
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Algal-algal bioflocculation enhances the recovery efficiency of Picochlorum sp. QUCCCM130 with low auto-settling capacity by Saadaoui, I.

“…QUCCCM31 and Tetraselmis sp. QUCCCM50 presenting a cell size of ∼2 μm, ∼5 μm, and ∼15 μm, respectively, were selected to be subjected to the harvesting optimisation experiments. …”
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Biocompatibility and toxicity of novel iron chelator Starch-Deferoxamine (S-DFO) compared to zinc oxide nanoparticles to zebrafish embryo: An oxidative stress based apoptosis, phys... by Nasrallah, Gheyath

“…S-DFO showed no significant mortality nor deformities at all tested concentrations (0.0-1000 μM). Thus, the LC50 is expected to >1000 μM. 100 μM S-DFO treatment did not affect embryo development (as judged by hatching rate); neuromuscular activity (as judged by tail flicking); and hemoglobin synthesis. …”
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Silicon Enhances Morpho–Physio–Biochemical Responses in Arsenic Stressed Spinach (Spinacia oleracea L.) by Minimizing Its Uptake by Saleem, Muhammad Hamzah

“…Although, the activities of enzymatic antioxidants such as superoxidase dismutase, peroxidase, catalase, ascorbate peroxidase in the roots and shoots of the plants and non-enzymatic such as phenolic, flavonoid, ascorbic acid, and anthocyanin contents were initially increased with the exposure of 50 µM As, but decreased by the increasing the As concentration 100 µM in the soil. …”
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