Zobrazeno 1 - 10
of 139
pro vyhledávání: '"Cláudia G. Silva"'
Autor:
Mafalda R. Almeida, Raquel O. Cristóvão, Maria A. Barros, João C. F. Nunes, Rui A. R. Boaventura, José M. Loureiro, Joaquim L. Faria, Márcia C. Neves, Mara G. Freire, Valéria C. Santos-Ebinuma, Ana P. M. Tavares, Cláudia G. Silva
Publikováno v:
Scientific Reports, Vol 11, Iss 1, Pp 1-13 (2021)
Abstract l-asparaginase (ASNase, EC 3.5.1.1) is an enzyme that catalyzes the l-asparagine hydrolysis into l-aspartic acid and ammonia, being mainly applied in pharmaceutical and food industries. However, some disadvantages are associated with its fre
Externí odkaz:
https://doaj.org/article/3f5da1c099de4158876e8d4b70b363fa
Autor:
Maria J. Sampaio, Zhipeng Yu, Joana C. Lopes, Pedro B. Tavares, Cláudia G. Silva, Lifeng Liu, Joaquim L. Faria
Publikováno v:
Scientific Reports, Vol 11, Iss 1, Pp 1-11 (2021)
Abstract Calcination treatments in the range of 500–900 °C of TiO2 synthesised by the sol–gel resulted in materials with variable physicochemical (i.e., optical, specific surface area, crystallite size and crystalline phase) and morphological pr
Externí odkaz:
https://doaj.org/article/bde85300a29545b9b2e2e7cbb762ec4c
Autor:
João C. F. Nunes, Raquel O. Cristóvão, Valéria C. Santos-Ebinuma, Joaquim L. Faria, Cláudia G. Silva, Márcia C. Neves, Mara G. Freire, Ana P. M. Tavares
Publikováno v:
Encyclopedia, Vol 1, Iss 3, Pp 848-858 (2021)
L-asparaginase (ASNase) is an aminohydrolase enzyme widely used in the pharmaceutical and food industries. Although currently its main applications are focused on the treatment of lymphoproliferative disorders such as acute lymphoblastic leukemia (AL
Externí odkaz:
https://doaj.org/article/980237c3f78f4394a984178fe4f02ea9
Autor:
Maria Amélia Barros, David S. Conceição, Cláudia G. Silva, Maria J. Sampaio, Joaquim L. Faria
Publikováno v:
U.Porto Journal of Engineering, Vol 6, Iss 2, Pp 11-21 (2020)
Nanoparticles (NPs) of titanium dioxide (TiO2) are promising for the photocatalytic degradation of organic compounds, arising as an excellent alternative to conventional bleaching processes. Within this background, aqueous suspensions of TiO2 NPs wer
Externí odkaz:
https://doaj.org/article/6c1563ed8c9d4b429583f9cb08f548ad
Publikováno v:
Gels, Vol 8, Iss 11, p 719 (2022)
Composites involving reduced graphene oxide (rGO) aerogels supporting Pt/TiO2 nanoparticles were fabricated using a one-pot supercritical CO2 gelling and drying method, followed by mild reduction under a N2 atmosphere. Electron microscopy images and
Externí odkaz:
https://doaj.org/article/e0e8ff26c2644f3d81728d178dd1837c
Autor:
Raquel O. Cristóvão, Rita A. M. Barros, João G. Pinho, Lília S. Teixeira, Márcia C. Neves, Mara G. Freire, Joaquim L. Faria, Valéria C. Santos-Ebinuma, Ana P. M. Tavares, Cláudia G. Silva
Publikováno v:
Applied Sciences, Vol 12, Iss 17, p 8924 (2022)
L-asparaginase (ASNase, EC 3.5.1.1) is an amidohydrolase enzyme known for its anti-cancer properties, with an ever-increasing commercial value. Immobilization has been studied to improve the enzyme’s efficiency, enabling its recovery and reuse, enh
Externí odkaz:
https://doaj.org/article/9dc09d700b16405f89a4253cb9269d9d
Publikováno v:
Advanced Science, Vol 8, Iss 10, Pp n/a-n/a (2021)
Abstract Graphyne (GY) and graphdiyne (GDY) have been employed in photocatalysis since 2012, presenting intriguing electronic and optical properties, such as high electron mobility and intrinsic bandgap due to their high π‐conjugated structures. A
Externí odkaz:
https://doaj.org/article/16d73b5f711f4017bd2e8319ddc363b1
Autor:
Rita A. M. Barros, Raquel O. Cristóvão, Sónia A. C. Carabineiro, Márcia C. Neves, Mara G. Freire, Joaquim L. Faria, Valéria C. Santos-Ebinuma, Ana P. M. Tavares, Cláudia G. Silva
Publikováno v:
BioTech, Vol 11, Iss 2, p 10 (2022)
L-asparaginase (ASNase) is an aminohydrolase currently used in the pharmaceutical and food industries. Enzyme immobilization is an exciting option for both applications, allowing for a more straightforward recovery and increased stability. High surfa
Externí odkaz:
https://doaj.org/article/878de2ac7edf4f3eb9bd5df1ae83e4ef
Publikováno v:
Molecules, Vol 27, Iss 4, p 1295 (2022)
Vitamin B3 (nicotinic acid, VB3) was synthesized through the photocatalytic oxidation of 3-pyridinemethanol (3PM) under visible-light-emitting diode (LED) irradiation using metal-free graphitic carbon nitride (GCN) - based materials. A bulk (GCN) mat
Externí odkaz:
https://doaj.org/article/5f983586a354400ca7546a405111a75e
Autor:
Cláudia G. Silva, Manuel F. R. Pereira, José J. M. Órfão, Joaquim L. Faria, Olívia S. G. P. Soares
Publikováno v:
Frontiers in Chemistry, Vol 6 (2018)
TiO2 and carbon nanotube-TiO2 hybrid materials synthesized by sol-gel and loaded with 1%Pd−1%Cu (%wt.) were tested in the catalytic and photocatalytic reduction of nitrate in water in the presence of CO2 (buffer) and H2 (reducing agent). Characteri
Externí odkaz:
https://doaj.org/article/99bde6c534954a059343640397efe3ea