Results 21 to 30 of about 1,175,148 (341)

Fishing for newly synthesized proteins with phosphonate-handles

open access: yesNature Communications, 2020
Here the authors describe PhosID, an enrichment strategy using phosphonate-handles, that combines click chemistry and IMAC-based phospho-enrichment for quantitative proteomics analysis of newly synthesized proteins.
Fleur Kleinpenning   +3 more
doaj   +1 more source

Influence of the sebaceous gland density on the stratum corneum lipidome [PDF]

open access: yes, 2018
The skin surface lipids (SSL) result from the blending of sebaceous and epidermal lipids, which derive from the sebaceous gland (SG) secretion and the permeability barrier of the stratum corneum (SC), respectively.
Camera, Emanuela   +5 more
core   +1 more source

Analisis Persepsi Siswa terhadap Penggunaan Aplikasi Quizizz pada Materi Hidrokarbon

open access: yesAsatiza, 2022
Quizizz online learning application is one of the most widely used learning evaluation applications, especially during the covid-19 pandemic. This study aims to analyze students' perceptions of the use of Quizizz in chemistry subjects with Hydrocarbons ...
Rahma Sulasmi, Ira Mahartika
doaj   +1 more source

Analysis of indole derivatives in methanolic extracts from mycelium of Agaricus bisporus cultured in vitro on liquid Oddoux medium [PDF]

open access: yes, 2014
Methanolic extracts obtained from biomass of Agaricus bisporus (J.E. Lange) Imbach cultured in vitro were analyzed for qualitative and quantitative composition of non-hallucinogenic indole compounds in order to compare their amount with fruiting bodies ...
Hałaszczuk Patrycja   +4 more
core   +1 more source

Accelerated and natural carbonation of concrete with high volumes of fly ash : chemical, mineralogical and microstructural effects [PDF]

open access: yes, 2019
Today, a rather poor carbonation resistance is being reported for high-volume fly ash (HVFA) binder systems. This conclusion is usually drawn from accelerated carbonation experiments conducted at CO2 levels that highly exceed the natural atmospheric CO2 ...
De Belie, Nele   +2 more
core   +1 more source

Exploring the Integration of Engineering Design Practices in Tenth-Grade Chemistry Activities

open access: yesFrontiers in Psychology, 2022
Chemistry textbooks are the most popular teaching material in schools. They can contribute significantly to the attainment of scientific educational goals.
Abdulwali H. Aldahmash   +1 more
doaj   +1 more source

From Gatekeeping to Engagement: A Multicontextual, Mixed Method Study of Student Academic Engagement in Introductory STEM Courses. [PDF]

open access: yes, 2012
The lack of academic engagement in introductory science courses is considered by some to be a primary reason why students switch out of science majors. This study employed a sequential, explanatory mixed methods approach to provide a richer understanding
Chang, Mitchell J   +4 more
core   +1 more source

Exploring the relationship between the Engineering and Physical Sciences and the Health and Life Sciences by advanced bibliometric methods [PDF]

open access: yes, 2014
We investigate the extent to which advances in the health and life sciences (HLS) are dependent on research in the engineering and physical sciences (EPS), particularly physics, chemistry, mathematics, and engineering. The analysis combines two different
Smart, Sue   +2 more
core   +5 more sources

Specific and quantitative labeling of biomolecules using click chemistry

open access: yesFrontiers in Physiology, 2014
Specific and highly efficient fluorescent labeling techniques for biomolecules, especially for proteins, are required for the quantitative analyses of bio-phenomena and for subsequent systems biology.
Kenichi eHorisawa
doaj   +1 more source

Predicting Skin Permeability by means of Computational Approaches : Reliability and Caveats in Pharmaceutical Studies [PDF]

open access: yes, 2019
© 2019 American Chemical Society.The skin is the main barrier between the internal body environment and the external one. The characteristics of this barrier and its properties are able to modify and affect drug delivery and chemical toxicity parameters.
Almerico, Anna Maria   +5 more
core   +2 more sources

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