Results 71 to 80 of about 262,566 (370)

Investigating the removal of some pharmaceutical compounds in hospital wastewater treatment plants operating in Saudi Arabia [PDF]

open access: yes, 2016
The concentrations of 12 pharmaceutical compounds (atenolol, erythromycin, cyclophosphamide, paracetamol, bezafibrate, carbamazepine, ciprofloxacin, caffeine, clarithromycin, lidocaine, sulfamethoxazole and Nacetylsulfamethoxazol (NACS)) were ...
Akunna, Joseph C.   +3 more
core   +3 more sources

Scientific Opinion on the safety of caffeine

open access: yesEFSA Journal, 2015
Following a request from the European Commission, the EFSA Panel on Dietetic Products, Nutrition and Allergies was asked to deliver a scientific opinion on the safety of caffeine, providing advice on caffeine intakes, from all dietary sources that do not
EFSA Panel on Dietetic Products, Nutrition and Allergies (NDA)
doaj   +1 more source

Second‐Generation Organic Nanozyme for Effective Detection of Agricultural Herbicides

open access: yesAdvanced Sustainable Systems, EarlyView.
A sustainable organic nanozyme‐based colorimetric sensing platform is developed for detecting toxic agrichemicals. The second‐generation EU nanozyme, synthesized via a modified self‐assembly process, exhibits peroxidase‐like activity, degradability, and biocompatibility.
Dong Hoon Lee, Mohammed Kamruzzaman
wiley   +1 more source

Microcrystalline identification of selected designer drugs [PDF]

open access: yes, 2011
A microcrystalline test for the detection of 4-methylmethcathinone (mephedrone), benzylpiperazine (BZP) and 5,6-methylenedioxy-2-aminoindane (MDAI) using aqueous solutions of mercury chloride is described.
Brandt   +12 more
core   +2 more sources

Caffeine citrate enhanced cisplatin antitumor effects in osteosarcoma and fibrosarcoma in vitro and in vivo

open access: yesBMC Cancer, 2019
Background While multiagent chemotherapy has dramatically improved the prognosis of sarcoma, the novel chemotherapeutics have hardly developed over the past 30 years.
Kensaku Abe   +4 more
doaj   +1 more source

Understanding the Star Formation Efficiency in Dense Gas: Initial Results from the CAFFEINE Survey with ArTéMiS [PDF]

open access: yesA&A 688, A163 (2024)
Despite recent progress, the question of what regulates the star formation efficiency in galaxies remains one of the most debated problems in astrophysics. According to the dominant picture, star formation (SF) is regulated by turbulence and feedback, and the SFE is 1-2% per local free-fall time.
arxiv   +1 more source

Delivery of A Chemically Modified Noncoding RNA Domain Improves Dystrophic Myotube Function

open access: yesAdvanced Science, EarlyView.
CYTOR is a pro‐myogenic ncRNA in skeletal muscle. Here, chemical probing of CYTOR, coupled with functional cellular assays identifies exon 2 as an independent myogenic RNA domain. Chemical engineering of CYTOR exon 2 RNA improves pharmacologic properties, including RNA stability and cell‐autonomous immunogenicity.
Zeinabou Niasse‐Sy   +6 more
wiley   +1 more source

Effects of contaminants of emerging concern on Megaselia scalaris (Lowe, Diptera: Phoridae) and its microbial community. [PDF]

open access: yes, 2017
Drought, rising temperatures, and expanding human populations are increasing water demands. Many countries are extending potable water supplies by irrigating crops with wastewater.
Gan, Jay   +5 more
core   +1 more source

Estimate the prevalence of daily caffeine consumption, caffeine use disorder, caffeine withdrawal and perceived harm in Iran: a cross-sectional study

open access: yesScientific Reports
One of the informal diagnoses in DSM-5 is Caffeine Use Disorder (CUD). CUD and high levels of caffeine consumption could impact mental health conditions.
Fatemeh Abdoli   +7 more
doaj   +1 more source

Caffeine metabolites are associated with different forms of caffeine supplementation and with perceived exertion during endurance exercise

open access: yesBiology of Sport, 2020
This investigation compared the urine caffeine metabolites produced from different forms of caffeine supplementation given to runners 15 minutes before a series of 5-km running trials. Fourteen amateur competitive runners completed a series of self-paced
Peter Whalley   +2 more
doaj   +1 more source

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