Results 61 to 70 of about 4,447,948 (227)

Toward sustainable solid-phase peptide synthesis strategy – in situ Fmoc removal

open access: yesGreen Chemistry Letters and Reviews
Solid-phase peptide synthesis (SPPS) is the method of choice for the synthesis of peptides for research and production purposes. Despite having several positive features, it remains a challenge to reduce the amount of solvent waste generated during the ...
Ndumiso Mthethwa   +5 more
doaj   +1 more source

Do engenho à biorrefinaria: a usina de açúcar como empreendimento industrial para a geração de produtos bioquímicos e biocombustíveis

open access: yesQuímica Nova, 2011
A sugar cane mill is at the present moment a modest biorefinery producing few products such as sugar, ethanol and polyhydroxybutyrate (PHB). In the near future, this mill can expand its production using several renewable feedstock's to produce biofuels ...
José Augusto R Rodrigues
doaj   +1 more source

Environmental Impact Evaluation for Heterogeneously Catalysed Starch Oxidation

open access: yesChemistryOpen, 2022
Oxidised starch is currently produced from native starch using sodium hypochlorite as an oxidising agent. The use of hypochlorite has undesired side reactions and produces stoichiometric amounts of waste (salt), thus alternative oxidation methods are ...
Tim M. Hoogstad   +5 more
doaj   +1 more source

Reconstructing enzyme evolution by protein engineering

open access: yesFEBS Letters, EarlyView.
Natural enzyme evolution can be retraced by protein engineering methods such as directed evolution, rational design, and ancestral sequence reconstruction. These approaches reveal how enzymes emerged from ligand‐binding scaffolds, developed varying substrate preferences, formed oligomeric complexes, adapted to environmental changes, and evolved novel ...
Lukas Drexler   +2 more
wiley   +1 more source

Sustainable development and UK faith groups : two sides of the same coin? : a survey of UK faith communities’ sustainable development activities and next steps for the future [PDF]

open access: yes, 2012
English language version of 'Datblygu cynaliadwy a grwpiau ffydd y DU : dwy ochr yr un geiniog? : arolwg o weithgareddau datblygu cynaliadwy cymunedau ffydd y DU a’r camau nesaf ar gyfer y dyfodol'.A survey of UK faith communities’ sustainable ...
World Wildlife Fund UK   +1 more
core   +2 more sources

Decoding the dynamic extracellular matrix in cancer—3D models and bioscaffolds rewire the rules of tumor progression

open access: yesFEBS Letters, EarlyView.
Cancer progression is regulated by the dynamic matrix code of the tumor microenvironment, which influences cellular behavior and disease development. Importantly, matrix remodeling in three‐dimensional cancer models more accurately reflects in vivo conditions compared to conventional two‐dimensional systems.
Sylvia Mangani   +3 more
wiley   +1 more source

N‐Geranylated Amino Acid Surfactants with Low Critical Micelle Concentrations from Abundant, Naturally Derived Starting Materials

open access: yesChemistryOpen
In this work, a simple method for the preparation of N‐alkylated amino acid surfactants in 1–2 steps is reported. These products perform comparably to existing ionic surfactants, with N‐tetrahydrogeranylated serine having a critical micelle concentration
Brett L. Pollard   +3 more
doaj   +1 more source

Sustainable Chemistry at Sungkyunkwan University [PDF]

open access: yesChemSusChem, 2015
Special Issue: Sustainable Chemistry at Sungkyunkwan University. Sustainable chemistry is key to the development of efficient renewable energies, which will become more and more important in order to combat global warming. In this Editorial, guest editor Prof.
openaire   +2 more sources

Investigating transcription factor dynamics in health and disease using FRAP

open access: yesFEBS Letters, EarlyView.
FRAP analysis of GFP‐tagged transcription factors reveals how molecular mobility and target engagement change in response to drug treatment. By combining live‐cell imaging, quantitative model fitting, and statistical analysis, this approach uncovers transcription factor dynamics linked to disease mechanisms, providing a powerful framework for ...
Kannan Govindaraj   +3 more
wiley   +1 more source

Química verde, os desafios da química do novo milênio

open access: yesQuímica Nova, 2003
The fundamental concepts of the green chemistry are highlighted in order to present the enormous number of challenges to develop a new chemistry in research, industry and education.
Prado Alexandre G. S.
doaj  

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