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Âncora 1

Noncovalent PEG coating of nanoparticle drug carriers improves the local pharmacokinetics of rectal anti-HIV microbicides

R. Nunes, F. Araújo, L. Barreiros, L. Bártolo, M. A. Segundo, N. Taveira, B. Sarmento, J. Das Neves

ACS Applied Materials and Interfaces 10(41), 34942-34953

Chromatographic method for the simultaneous quantification of dapsone and clofazimine in nanoformulations

Machado, S.Fernandes, S.R.Chaves, L.L., Lima, S. A. C., Silva, E. M. P., Barreiros, L., Reis, S.Segundo, M.A.

Journal of Separation Science 41(17), 3382-3388

Determination of salivary cotinine as tobacco smoking biomarker

A. N. Ramdzan, M. I. G. S. Almeida, M. J. McCullough, M. A. Segundo, S. D. Kolev

TrAC - Trends in Analytical Chemistry 105, 89-97

 

Mineral composition of dry dog foods: impact on nutrition and potential toxicity

A. M. Pereira, E. Pinto, E. Matos, F. Castanheira, A. A. Almeida, C. S. Baptista, M. A. Segundo, A. J. M. Fonseca, A. R. J. Cabrita

Journal of Agricultural and Food Chemistry 66(29), 7822-7830

Nickel ferrite nanoparticles for removal of polar pharmaceuticals from water samples with multi-purpose features

V. Springer, L. Barreiros, M. Avena, M. A. Segundo

Adsorption 24(5), 431-441

Nanosystems as modulators of intestinal dapsone and clofazimine delivery

L. L. Chaves, S. A. Costa Lima, A. C. C. Vieira, L. Barreiros, B. Sarmento, S. Reis

Biomedicine and Pharmacotherapy 103, 1392-1396

 

Automatic solid-phase extraction by programmable flow injection coupled to chromatographic fluorimetric determination of fluoroquinolones

P. S. Peixoto, E. M. P. Silva, M. V. Osório, L. Barreiros, J. L. F. C. Lima, M. A. Segundo

Analytical Methods 10(18), 2180-2186

 

Gas-phase structural characterization of neuropeptides Y Y1 receptor antagonists using mass spectrometry: orbitrap vs triple quadrupole

E. M. P. Silva, P. A. M. M. Varandas, T. Melo, C. Barros, I. S. Alencastre, L. Barreiros, P. Domingues, M. Lamghari, M. R. M. Domingues, M. A. Segundo

Journal of Pharmaceutical and Biomedical Analysis, 151, 227-234

 

Screening of sulfonamides in waters based on miniaturized solid phase extraction and microplate spectrophotometric detection

P. S. PeixotoI. V. Tóth, S. Machado, L. Barreiros, A. Machado, A. A. BordaloJ. L. F. C. Lima, M. A. Segundo

Analytical Methods 10(7), 690-696

COVER FEATURE

Development of PLGA nanoparticles loaded with clofazimine for oral delivery: assessment of formulation variables and intestinal permeability

L. L.ChavesS. A. Costa LimaA. C. C. VieiraL. Barreiros, M. A. Segundo, D. Ferreira, B. Sarmento, S. Reis

European Journal of Pharmaceutical Sciences 112, 28-37

 

New insights into the anti-inflammatory and antioxidant properties of nitrated phospholipids

T. Melo,  S. S. Marques, I. Ferreira, M. T. CruzP. DominguesM. A. SegundoM. R. M. Domingues

Lipids, 53(1), 117-131

Micro-bead injection spectroscopy for label-free automated determination of immunoglobulin G in human serum

I. I. Ramos, L. M. Magalhães, L. Barreiros, S. Reis, J. L. F. C. Lima, M. A. Segundo
Analytical and Bioanalytical Chemistry, 410(3), 981-988

Âncora 2

Topical co-delivery of methotrexate and etanercept using lipid nanoparticles: A targeted approach for psoriasis management

M. Ferreira, L. Barreiros, M. A. Segundo, T. Torres, M. Selores, S. A. C. Lima, S. Reis
Colloids and Surfaces B: Biointerfaces, 159, 23-29 

Does ultrasound improve the activity of alpha amylase? A comparative study towards a tailor-made enzymatic hydrolysis of starch 

H. M. Oliveira, V. S. Correia, M. A. Segundo, A. J. M. Fonseca, A. R. J. Cabrita

LWT - Food Science and Technology, 84, 674-685

Analytical methods for quantification of tranexamic acid in biological fluids: a review 

E. M. P. Silva, L. Barreiros, P. Sá, C. Afonso, S. Kozek-Langenecker, M. A. Segundo

Microchemical Journal, 134, 333-342

Risk assessment and statistical analysis approach for design and optimization of pH-sensitive nanoparticles for improved oral delivery of dapsone

L. L. Chaves, S. A. Costa Lima, A. C. C.Vieira, L. Barreiros, M. A. Segundo, D. Ferreira, B. Sarmento, S. Reis

Nanomedicine, 12, 1975-1190

Evaluation of the joint effect of the incorporation of mechanically deboned meat and grape extract on the formulation of chicken nuggets

H. H. Tournour, L. Cunha, L. M. Magalhães, R. Costa-Lima, M. A. Segundo

Food Science and Technology International, 23, 328-337

Effect of "Touriga nacional" grape extract on characteristics of mechanically deboned chicken meat kept under frozen storage

H. H. Tournour, M. A. Segundo, L. M. Magalhães, A. S. G. Costa, L. Cunha

Journal of Food Process Engineering, 40, 3, e12434

Characterization of phospholipid nitroxidation by LC-MS in biomimetic models and in H9c2 Myoblast using a lipidiomic approach

T. Melo, P. Domingues, R. P. Carvalho, T. R. Rodrigues, H. Girão, M. A. Segundo, M. R. M. Domingues

Free Radicals in Biology and Medicine, 106, 219-227

Dynamic flow-through approach to evaluate readily bioaccessible antioxidants in solid food samples

M. A. Maia, T. R. P. Soares, A. I. P. Mota, M. Rosende, L. M. Magalhães, M. Miró, M. A. Segundo

Talanta, 166, 162-168

 

Cellular interactions of a lipid-based nanocarrier model with human keratinocytes: unravelling transport mechanisms
E. Silva, L. Barreiros, M. A. Segundo, S. A. C. Lima, S. Reis

Acta Biomaterialia, 53, 439–449 

Development and validation of a liquid chromatography-MS/MS method for simultaneous quantification of tenofovir and efavirenz in biological tissues and fluids
L. Barreiros, C. Cunha-Reis, E. M. P. Silva, J. R. B. Carvalho, J. das Neves, B. Sarmento, M. A. Segundo 
Journal of Pharmaceutical and Biomedical Analysis, 136, 120-125 

Analytical features of diclofenac evaluation in water as a potential marker of anthropogenic pollution

M. V. Osório, S. Reis, J. L. F. C. Lima, M. A. Segundo

Current Pharmaceutical Analysis, 13, 39-47

2016

Âncora 3

Nanoparticles-in-film for the combined vaginal delivery of anti-HIV microbiocide drugs 
C. Cunha-Reis, A. Machado, L. Barreiros, F. Araújo, R. Nunes, V. Seabra, D. Ferreira, M. A. Segundo, B. Sarmento, J. Neves 
Journal of Controlled Release, 243, 43-53

Automatização do tratamento da amostra através da técnica de injeção de partículas

M. A. Segundo

Scientia Chromatographica, 8, 181-187
 

Methotrexate loaded lipid nanoparticles for topical management of skin-related diseases: design, characterization and skin permeating potential 
M. Ferreira, E. Silva, L. Barreiros, M. A. Segundo, S. A. C. Lima, S. Reis 
International Journal of Pharmaceutics, 512, 14-21 

Do cinnamylideneacetophenones have antioxidant properties and a protective effect toward the oxidation of phosphatidylcholines? 
E. M. P. Silva, T. Melo, B. C. Sousa, D. I. S. P. Resende, L. M. Magalhães, M. A. Segundo, A. M. S. Silva, M. R. M. Domingues 
European Journal of Medicinal Chemistry, 121, 331-337 

Photocatalytic ozonation of urban wastewater and surface drinking water using immobilized TiO2 and LEDs: micropollutants, antibiotic resistance genes and estrogenic effects 
N. F. F. Moreira, M. Sousa, G. Macedo, A. R. Ribeiro, L. Barreiros, J. L. Faria, M. F. R. Pereira, S. Castro-Silva, M. A. Segundo, C. M. Manaia, Olga. C. Nunes, A. M. T. Silva 
Water Research, 94, 10-22 

Analysis of 17-β-estradiol and 17-α-ethinylestradiol in biological and environmental matrices – a review 
L. Barreiros, J. F. Queiroz, L. M. Magalhães, A. M. T. Silva, M. A. Segundo 
Microchemical Journal, 126, 243-262 

Programmable flow system for automation of oxygen radical absorbance capacity assay using pyrogallol red for estimation of antioxidant reactivity 
I. I. Ramos, B. J. R. Gregório, L. Barreiros, L. M. Magalhães, I. V. Tóth, S. Reis, J. L. F. C. Lima, M. A. Segundo 
Talanta, 150, 599-606 

Nanoscale delivery of resveratrol towards enhancement of supplements and nutraceuticals 
A. R. Neves, S. Martins, M. A. Segundo, S. Reis 
Nutrients, 8, 131, 1-14 

Recent advances on mass spectrometry analysis of nitrated phospholipids 
T. Melo, P. Domingues, R. Ferreira, I. Milic, M. Fedorova, S. M. Santos, M. A. Segundo, M. R. M. Domingues 
Analytical Chemistry, 88, 2622-2629 

Fluoroquinolones and sulfonamides: features of their determination in waters 
P. S. Peixoto, I. V. Tóth, M. A. Segundo, J. L. F. C. Lima 
International Journal of Environmental Analytical Chemistry, 96, 185-202 

Development and validation of HPLC method with fluorometric detection for quantification of bisnaphthalimidopropyldiaaminooctane in animal tissues following administration in polymeric nanoparticles 
M. A. Segundo, V. L. R. G. Abreu, M. V. Osório, S. Nogueira, A. Cordeiro-da-Silva, S. A. C. Lima 
Journal of Pharmaceutical and Biomedical Analysis, 120, 290-296 

Assessment of riboflavin in milk and infant formula by molecular recognition solid-phase extraction and fluorometric detection 
M. V. Osório, S. S. Marques, H. M. Oliveira, L. Barreiros, M. A. Segundo 
Journal of Food Composition and Analysis, 45, 141-146 

Determination of salivary cotinine through solid phase extraction using a bead-injection lab-on valve approach hyphenated to hydrophilic interaction liquid chromatography 
A. N. Ramdzan, L. Barreiros, M. I. G. S. Almeida, S. D. Kolev, M. A. Segundo 
Journal of Chromatography A, 1429, 284-291 

Fully automated monitoring of drug permeation across a cell monolayer 
L. Zelená, S. S. Marques, M. A. Segundo, M. Miró, P. Pávek, H. Sklenářová, P. Solich

Analytical and Bioanalytical Chemistry, 408, 971-981 

Rapid assessment of bioactive phenolics and methylxanthines in spent coffee grounds by FT-NIR spectroscopy 
L. M. Magalhães, S. Machado, M. A. Segundo, J. A. Lopes, R. N. M. J. Páscoa 
Talanta, 147, 460-467 

High sensitivity programmable flow method for assessment of total antioxidant capacity in biological samples 
S. S. Marques, I. V. Tóth, L. M. Magalhães, S. Reis, M. A. Segundo 
Microchemical Journal, 124, 261-266 

Low pressure chromatographic method for online automatic evaluation of lipid nanoparticles permeation using Franz diffusion cell 
A. C. Alves, I. I. Ramos, C. Nunes, L. M. Magalhães, H. Sklenarova, J. L. F. C. Lima, S. Reis, M. A. Segundo 
Talanta, 146, 369-374 

2015

Valorization of grape pomace: extraction of bioactive phenolics with antioxidant properties

H. H. Tournour, M. A. Segundo, L. M. Magalhães, L. Barreiros, J. Queiroz, L. Cunha

Industrial Crops and Products, 74, 397-406

Myoglobin microplate assay to evaluate prevention of protein peroxidation

S. S. Marques, L. M. Magalhães, A. I. P. Mota, T. R. P. Soares, B. Korsak, S. Reis, M. A. Segundo

Journal of Pharmaceutical and Biomedical Analysis, 114, 305-311 

Development and validation of HPLC method using a monolithic column for quantification of trans-resveratrol in lipid nanoparticles for intestinal permeability studies

A. R. Neves, S. Reis, M. A. Segundo

Journal of Agricultural and Food Chemistry, 63, 3114-3120

in collaboration with Biophysics and Biomembranes Unit 

 

Value adding to red grape pomace exploiting eco-friendly FT-NIR spectroscopy technique

R. N. M. J. Páscoa, S. Machado, L. M. Magalhães, J. A. Lopes

Food and Bioprocess Tecnology, 8, 865-874

in collaboration with Chemometrics & Process Analytical Technology Unit 

Âncora 4

2014

A new topical therapy for psoriasis: development of methotrexate-loaded nanostructured lipid carriers 
M. F. Pinto, C. Moura, C. Nunes, M. A. Segundo, S. A. C. Lima, S. Reis 
International Journal of Pharmaceutics, 477, 519-526 
in collaboration with Biophysics and Biomembranes Unit 

Co-association of methotrexate and SPIONs into anti-CD64 antibody-conjugated PLGA nanoparticles for a theranostic application 
C. C. Moura, M. A. Segundo, J. Neves, S. Reis, B. Sarmento 
International Journal of Nanomedicine, 9, 4911-4922 
in collaboration with Biophysics and Biomembranes Unit 

Assessing oral bioaccessibility of trace elements in soils under worst-case scenarios by automated in-line dynamic extraction as a front end to inductively coupled plasma spectrometry 
M. Rosende, L. M. Magalhães, M. A. Segundo, M. Miró 
Analytica Chimica Acta, 842, 1-10 
in collaboration with FI-TRACE group 
COVER FEATURE 

Insights on antioxidant assays for biological samples based on the reduction of copper complexes - The importance of analytical conditions 
S. S. Marques, L. M. Magalhães, I. V. Tóth, M. A. Segundo 
International Journal of Molecular Sciences, 15, 11387-11402 

Lab-on-valve combined to kinetic-matching approach for fast evaluation of total antioxidant capacity in wines 
I. I. Ramos, M. A. Maia, S. Reis, L. M. Magalhães, M. A. Segundo 
Analytical Methods, 6, 3622–3628 
COVER FEATURE 

Lipid nanoparticles for topical and transdermal application for alopecia treatment: development, physicochemical characterization and in vitro release and penetration studies 
M. J. Gomes, S. Martins, D. Ferreira, M. A. Segundo, S. Reis 
International Journal of Nanomedicine, 9, 1231–1242 
in collaboration with Biophysics and Biomembranes Unit 

Kinetic matching approach applied to ABTS assay for high-throughput determination of total antioxidant capacity of food products 
L. M. Magalhães, L. Barreiros, S. Reis, M. A. Segundo 
Journal of Composition and Food Analysis, 33, 187–194

Antioxidant profile of commercial enological tannins determined by multiple chemical assays
L. M. Magalhães, I. I. Ramos, S. Reis, M. A. Segundo
Australian Journal of Grape and Wine Research, 20, 72–79

Âncora 5

2013

Photosensitized oxidation of phosphatidylethanolamines monitored by electrospray tandem mass spectrometry

T. Melo, N. Santos, E. Alves, E. Maciel, M. A. F. Faustino, J. P. C. Tomé, M. G. P. M. S. Neves, A. Cunha, A. Almeida, P. Domingues, M. A. Segundo, M. R. M. Domingues
Journal of Mass Spectrometry, 48, 1357–1365

in collaboration with Mass Spectrometry Centre - U.Aveiro

 

Automated microdialysis-based system for in-situ microsampling and investigation of lead bioavailability in terrestrial environments under physiologically-based extraction conditions

M. Rosende, L. M. Magalhães, M. A. Segundo, M. Miró

Environmental Science and Tecnology, 47, 11668-11675
in collaboration with FI-TRACE group

 

Combining ultrasound assisted extraction and a microliter colorimetric assay for the streamlined and environmentally friendly determination of urea in animal feedstuff 

H. M. Oliveira, M. A. Segundo, A. J. M. Fonseca, A. R. J. Cabrita 
Journal of Agricultural and Food Chemistry, 61, 9602-9608
in collaboration with Animal Nutrition Unit

 

Insights about α-tocopherol and Trolox interaction with phosphatidylcholine monolayers under peroxidation conditions through Brewster Angle Microscopy 
C. M. Castro, M. Pinheiro, M. Lúcio, J. J. Giner-Casares, L. Camacho, J. L. F. C. Lima, S. Reis, M. A. Segundo 
Colloids and Surfaces B: Biointerfaces, 111, 626–635 
in collaboration with Biophysics and Biomembranes Unit 

FT-NIR spectroscopy as a tool for valorization of spent coffee grounds: Application to assessment of antioxidant properties

R. N. M. J. Pascoa, L. M. Magalhães, J. A. Lopes

Food Research International, 51, 579-586

in collaboration with Chemometrics & Process Analytical Technology Unit

Âncora 6

2012

Standardization of antioxidant capacity assessment through microchemical methods using a kinetic matching approach 

L. M. Magalhães, L. Barreiros, M. A. Maia, S. Reis, J. L. F. C. Lima, M. A. Segundo 

Talanta, 97, 473-483 in collaboration with Biophysics and Biomembranes Unit 

 

Automated solid-phase spectrophotometric system for optosensing of bromate in drinking waters 

S. M. Oliveira, H. M. Oliveira, M. A. Segundo, A. O. S. S. Rangel, J. L. F. C. Lima, V. Cerdà

Analytical Methods, 4, 1229-1236 

 

Automatic aluminum chloride method for routine estimation of total flavonoids in red wines and teas 

L. M. Magalhães, M. I. G. S. Almeida, L. Barreiros, M. A. Segundo, S. Reis 

Food Analytical Methods, 5, 530-539 in collaboration with Biophysics and Biomembranes Unit 

Âncora 7

2011

Automatic flow system for evaluation of polystyrene-divinylbenzene sorbents applied to preconcentration of phenolic pollutants 

H. M. Oliveira, M. A. Segundo, J. L. F. C. Lima 

International Journal of Environmental and Analytical Chemistry, 91, 884-899 

 

Flow-through carbon nanofiber-based microsolid-phase extraction coupled to liquid chromatography for automatic determination of trace levels of priority herbicides in environmental matrices 

W. Boonjob, M. Miró, M. A. Segundo, V. Cerdà 

Analytical Chemistry, 83, 5237-5244 

 

A membraneless gas-diffusion unit - multisyringe flow injection spectrophotometric method for ammonium determination in untreated environmental samples 

M. I. G. S. Almeida, J. M. Estela, M. A. Segundo, V. Cerdà 

Talanta, 84, 1244-1252 

 

Highly integrated flow assembly for automated dynamic extraction and determination of readily bioaccessible chromium(VI) in soils exploiting carbon nanostructure-based solid-phase extraction 

M. Rosende, M. Miró, M. A. Segundo, J. L. F. C. Lima, V. Cerdà 

Analytical and Bioanalytical Chemistry, 400, 2217-2227 

 

CUPRAC-FIA system for automatic determination of total antioxidant capacity in biological samples 

J. P. N. Ribeiro, L. M. Magalhães, M. A. Segundo, S. Reis, J. L. F. C. Lima 

Analytical Sciences, 27, 483-488 

in collaboration with Biophysics and Biomembranes Unit 

 

Universal approach for mesofluidic handling of bead suspensions in lab-on-valve format 

H. M. Oliveira, M. Miró, M. A. Segundo, J. L. F. C. Lima 

Talanta, 84, 846-852 

 

Sequential injection enzyme based assays: a review 

C. I. C. Silvestre, P. C. A. G. Pinto, M. A. Segundo, M. L. M. F. S. Saraiva, J. L. F. C. Lima 

Analytica Chimica Acta, 689, 160-177 

 

Spectrophotometric determination of bromate in water using multisyringe flow injection analysis 

S. M. Oliveira, M. A. Segundo, A. O. S. S. Rangel, J. L. F. C. Lima, V. Cerdà 

Analytical Letters, 44, 284-297 

 

Analytical potential of the mesofluidic Lab-on-a-Valve platform as a front-end to column separation systems 

M. Miró, H. M. Oliveira, M. A. Segundo 

Trends in Analytical Chemistry, 30, 153-164 

Âncora 8

2010

Oscillating chemiluminescence systems: state of the art 
M. Iranifam, M. A. Segundo, J. L. M. Santos, José, L. F. C. Lima, M. H. Sorouraddin 
Luminescence, 25, 409-418 

Rapid microplate high-throughput methodology for assessment of Folin-Ciocalteu reducing capacity 
L. M. Magalhães, F. Santos, M. A. Segundo, S. Reis, J. L. F. C. Lima 
Talanta, 83, 441-447 

High-throughput microplate assay for the determination of drug partition coefficients 
L. M. Magalhães, C. Nunes, M. Lúcio, M. A. Segundo, S. Reis, J. L. F. C. Lima 
Nature Protocols, 5, 1823-1830 
in collaboration with Biophysics and Biomembranes Unit 

Fully automatic flow method for the determination of scavenging capacity against nitric oxide radical 
J. P. N. Ribeiro, L. M. Magalhães, M. A. Segundo, S. Reis, J. L. F. C. Lima 
Analytical and Bioanalytical Chemistry, 397, 3005-3014 
in collaboration with Biophysics and Biomembranes Unit 

Hydrogen peroxide, antioxidant compounds and biological targets: an in vitro scavenging approach using a MSFIA-fluorimetric system 
J. P. N. Ribeiro, L. M. Magalhães, M. A. Segundo, S. Reis, J. L. F. C. Lima 
Talanta, 81, 1840-1846 
in collaboration with Biophysics and Biomembranes Unit 

On-line renewable solid phase extraction hyphenated to liquid chromatography for the determination of UV filters using bead injection and multisyringe-lab-on-valve approach 
H. M. Oliveira, M. A. Segundo, J. L. F. C. Lima, M. Miró, V. Cerdà 
Journal of Chromatography A, 1217, 3575-3582 

Online hyphenation of multimodal microsolid phase extraction involving renewable molecularly imprinted and reversed-phase sorbents to liquid chromatography for automatic multiresidue assays 
W. Bonjoob, Y. Yu, M. Miró, M. A. Segundo, J. Wang, V. Cerdà, 
Analytical Chemistry, 82, 3052-3050 

Exploiting automatic on-line renewable molecularly-imprinted solid-phase extraction in lab-on-valve format as front end to liquid chromatography: application to the analysis of riboflavin in foodstuffs 
H. M. Oliveira, M. A. Segundo, J. L. F. C. Lima, M. Miró, V. Cerdà 
Analytical and Bioanalytical Chemistry, 397, 77-86 

Âncora 9
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