14 documents found, page 1 of 2

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Cellulose-based colorimetric test strips for SARS-CoV-2 antibody detection

Sousa, Mariana; Pereira, Ana Cláudia; Correia, Bárbara; Carmo, Anália do; Matos, Ana Miguel; Cruz, Maria Teresa; Moreira, Felismina

The COVID-19 pandemic highlighted the need for rapid, cost-effective tools to monitor transmission and immune response. We developed two novel paper-based colorimetric biosensors using glutaraldehyde as a protein dyeits first use in this context. Glutaraldehyde reacts with amino groups to generate a brown color, enabling detection of SARS-CoV-2 antibodies. Wathman filter paper was functionalized with (3-aminopr...


Sustainability Assessment of 2G Bioethanol Production from Residual Lignocellul...

Correia, Bárbara; Matos, Henrique A.; Lopes, Tiago; Marques, Susana; Gírio, Francisco

ABSTRACT: The development of sustainable biofuels can help to reduce the reliance on fossil fuels and mitigate the impact of climate change. This study analyzes bioethanol production from agro-forestry residual biomass, namely eucalyptus residues and corn stover. The study includes process simulation using Aspen Plus software, followed by economic analysis and life cycle assessment (LCA) with the help of SimaPr...

Date: 2024   |   Origin: Repositório do LNEG

Correction: Correia et al. Sustainability Assessment of 2G Bioethanol Productio...

Correia, Bárbara; Matos, Henrique A.; Lopes, Tiago; Marques, Susana; Gírio, Francisco

Error in Table: In the original publication [1], there was a mistake in Table 8 as published. The presented cost of purchased equipment and Total CAPEX cost shall not differ between the two scenarios. The purchased equipment cost and Total CAPEX cost should be, for both scenarios, 21.35 and 75.66M€, respectively. The corrected Table 8 appears below. The authors state that the scientific conclusions are unaffect...

Date: 2024   |   Origin: Repositório do LNEG

THE PAYING BRAIN: THE CONSUMER EXPERIENCE IN THE BUYING PROCES

Correia, Bárbara

In the Information Age, fleeting attention spans and fierce competition underscore the need to understand the complex workings of the human brain to stand out in the market. Neuromarketing emerges as an essential tool to grasp how sensory cues, emotions, and cognitive trends influence purchasing decisions. Studies show that these choices are often made subconsciously, influenced by emotional factors and unconsc...

Date: 2024   |   Origin: The Trends Hub

Sustainability Assessment of 2G Bioethanol Production from Residual Lignocellul...

Correia, Bárbara; Matos, Henrique A.; Lopes, Tiago; Marques, Susana; Gírio, Francisco

ABSTRACT: The development of sustainable biofuels can help to reduce the reliance on fossil fuels and mitigate the impact of climate change. This study analyzes bioethanol production from agro-forestry residual biomass, namely eucalyptus residues and corn stover. The study includes process simulation using Aspen Plus software, followed by economic analysis and life cycle assessment (LCA) with the help of SimaPr...

Date: 2024   |   Origin: Repositório do LNEG

Correction: Correia et al. Sustainability Assessment of 2G Bioethanol Productio...

Correia, Bárbara; Matos, Henrique A.; Lopes, Tiago; Marques, Susana; Gírio, Francisco

Error in Table: In the original publication [1], there was a mistake in Table 8 as published. The presented cost of purchased equipment and Total CAPEX cost shall not differ between the two scenarios. The purchased equipment cost and Total CAPEX cost should be, for both scenarios, 21.35 and 75.66M€, respectively. The corrected Table 8 appears below. The authors state that the scientific conclusions are unaffect...

Date: 2024   |   Origin: Repositório do LNEG

A cork based substrate coupled with artificial antibodies for point-of-care det...

Correia, Bárbara; Oliveira, Daniela; Vulpe, Georgeta; Tavares, Ana P. M.; Sales, M. Goreti F.; Duarte, Abel J.; Sharma, Sanjiv; Moreira, Felismina T. C.

Whilst single use point of care testing (PoCT) devices have transformed healthcare globally, there are major concerns over their environmental consequences. These concerns could be addressed by employing devices made of environmentally friendly materials. Herein, we report on the use of cork based PoCT devices. Cork is known to be fully biodegradable and can be easily recycled without producing toxic residues. ...


A cork based substrate coupled with artificial antibodies for point-of-care det...

Correia, Bárbara; Oliveira, Daniela; Vulpe, Georgeta; Tavares, Ana P. M.; Sales, M. Goreti F.; Duarte, Abel J.; Sharma, Sanjiv; Moreira, Felismina T. C.

Whilst single use point of care testing (PoCT) devices have transformed healthcare globally, there are major concerns over their environmental consequences. These concerns could be addressed by employing devices made of environmentally friendly materials. Herein, we report on the use of cork based PoCT devices. Cork is known to be fully biodegradable and can be easily recycled without producing toxic residues. ...


Molecular imprinted polymers on microneedle arrays for point of care transderma...

Oliveira, Daniela; Correia, Bárbara; Sharma, Sanjiv; Moreira, Felismina

The skin interstitial fluid (ISF) contains biomarkers that complement other biofluids such as blood, sweat, saliva, and urine. It can be sampled in a minimally invasive manner and used either for point of care testing or real time, continuous monitoring of analytes, the latter using microneedle arrays. The analytes present in the skin ISF are indicative of both systemic and local (i.e., skin) physiology. In thi...


Development of colorimetric cellulose-based test-strip for the rapid detection ...

Correia, Bárbara; Sousa, Mariana; Sousa, Cristina; Mateus, Daniela; Sebastião, Ana Isabel; Cruz, Maria Teresa; Matos, Ana Miguel

Given the pandemic situation, there is an urgent need for an accurate test to monitor antibodies anti-SARS-CoV-2, providing crucial epidemiological and clinical information to monitor the evolution of coronavirus disease in 2019 (COVID-19) and to stratify the immunized and asymptomatic population. Therefore, this paper describes a new cellulose-based test strip for rapid and cost-effective quantitative detectio...


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