Personal information

Emails & domains

Verified email addresses

Other IDs

ResearcherID: U-5605-2018
Ciência ID: 491C-EF4C-783D
SciProfiles: 944041

Keywords

Plant Biotechnology, Essential Oils, Phytochemistry, Bio-based ingredients

Countries

Portugal

Biography

PhD in Biology, specialty of Biotechnology, by the Faculty of Sciences of the University of Lisbon since 2022. Author and co-author of scientific articles. Participates in activities to promote the dissemination of scientific culture and knowledge.
To date, Invited Adjunct Professor at the Polytechnic Institute of Lisbon in the Pharmacy Degree, and integrated member at Plant Biotechnology research group of Centre for Ecology, Evolution and Environmental Changes - cE3c, at the Faculty of Sciences.

Activities

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Employment (4)

Instituto Politécnico de Lisboa Escola Superior de Tecnologia da Saúde de Lisboa: Lisboa, Lisboa, PT: Lisbon, PT

2022-09 to present | Invited Adjunct Professor (Pharmacy)
Employment
Source: Self-asserted source
Alexandra Machado

Instituto Politécnico de Lisboa Escola Superior de Tecnologia da Saúde de Lisboa: Lisboa, Lisboa, PT

2020-09-15 to 2022-07 | Invited Assistant Professor (Pharmacy)
Employment
Source: Self-asserted source
Alexandra Machado

Farmodiética-Company specialized in distribution and direct sale of products such as dietary supplements, healthy foods and beverages, medical devices and drugs: Lisboa, PT

2016 to 2017 | Technical and scientific support
Employment
Source: Self-asserted source
Alexandra Machado

Instituto Politécnico de Lisboa Escola Superior de Tecnologia da Saúde de Lisboa: Lisboa, Lisboa, PT

2009-09 to 2016-07 | Invited Assistant Professor (Pharmacy)
Employment
Source: Self-asserted source
Alexandra Machado

Education and qualifications (5)

Universidade de Lisboa Faculdade de Ciências: Lisboa, Lisboa, PT

2017-09 to 2022-05 | PhD in Biology, specialising in Biotechnology (Departamento de Biologia Vegetal/CESAM Lisboa)
Education
Source: Self-asserted source
Alexandra Machado

Universidade de Lisboa Faculdade de Farmácia: Lisboa, Lisboa, PT

2010-01 to 2013-02 | Master (Pharmacognosy)
Education
Source: Self-asserted source
Alexandra Machado

Universidade de Coimbra Faculdade de Farmácia: Coimbra, Coimbra, PT

2009 to 2009 | Post-graduation in Medicamentos e Produtos de Saúde à Base de Plantas
Education
Source: Self-asserted source
Alexandra Machado

Instituto Politécnico de Lisboa Escola Superior de Tecnologia da Saúde de Lisboa: Lisboa, Lisboa, PT

2004-09 to 2008-01 | Pharmacy degree
Education
Source: Self-asserted source
Alexandra Machado

Universidade de Lisboa Faculdade de Ciencias: Lisboa, PT

1995-09 to 2000-09 | Biology Degree
Education
Source: Self-asserted source
Alexandra Machado

Funding (2)

Projeto Conservação e Melhoramento de Plantas Aromáticas e Medicinais

2022-01 to 2022-12 | Contract
Instituto Nacional de investigação Agrária e Veterinária (Lisbon, PT)
URL: https://www.iniav.pt/projetos/conservacao-melhoramento-plantas-aromaticas-medicinais
Source: Self-asserted source
Alexandra Machado

Volatile chemical characterization and biological activity assessment of Portuguese honey types – importance of botanical origin

2017-09 to 2021-08 | Grant
Fundação para a Ciência e Tecnologia (Lisbon, PT)
Source: Self-asserted source
Alexandra Machado

Works (36)

Influence of orchards fertilization management and post-harvest storage time on<i> Malus</i><i> domestica</i> cv. 'Gala' fruit volatiles and quality parameters

Journal of Food Composition and Analysis
2025 | Journal article
DOI: 10.1016/J.JFCA.2024.107000
WOSUID: WOS:001371854200001
Contributors: Figueiredo, Ana Cristina; da Silva, Anabela Bernardes; Tavares, Claudia; Pastaneira, Mafalda; Melo, Juliana; Rodrigues, Carolina Ferro; Machado, Alexandra M.; Antunes, Marilia; Cruz, Cristina; da Silva, Jorge Marques et al.
Source: check_circle
Web of Science Researcher Profile Sync
grade
Preferred source (of 2)‎

Volatile characterization of honey with dominance of Bupleurum spinosum pollen

Journal of Apicultural Research
2024-10-19 | Journal article
DOI: 10.1080/00218839.2023.2232124
Contributors: Youssef Elamine; Alexandra M. Machado; Letícia M. Estevinho; Badiâa Lyoussi; Ana Cristina Figueiredo; Maria Graça Miguel
Source: check_circle
Crossref
grade
Preferred source (of 2)‎

Coriander (Coriandrum sativum L.) from Alentejo (South Portugal)—Ethnobotany and Potential Industrial Use

Foods
2024-03-19 | Journal article
DOI: 10.3390/foods13060929
Contributors: Orlanda Póvoa; Noémia Farinha; Violeta Lopes; Alexandra M. Machado; Ana Cristina Figueiredo
Source: check_circle
Crossref
grade
Preferred source (of 3)‎

Effects of Different Irrigation Regimes, Nitrogen Levels and Storage Conditions on Volatiles of ‘Gala’ Apple

Molecules
2023-09-14 | Journal article
DOI: 10.3390/molecules28186610
Contributors: Cláudia Tavares; Carolina Ferro Rodrigues; Elsa Gonçalves; Alexandra M. Machado; Luís Pedro; José Barroso; Anabela Maurício; Nuno Franco; Délio Raimundo; Valério Pita et al.
Source: check_circle
Crossref
grade
Preferred source (of 3)‎

Role of volatile compounds on the specificity of Portuguese honeys

2023-09-13 | Conference poster
SOURCE-WORK-ID:

cv-prod-id-3653309
Contributors: Alexandra M. Machado; Maria Graça Miguel; Miguel Vilas-Boas; Ana Cristina da Silva Figueiredo
Source: check_circle
CIÊNCIAVITAE

Chemical Variability of the Essential Oils from Two Portuguese Apiaceae: Coriandrum sativum L. and Foeniculum vulgare Mill.

Plants
2023-07-24 | Journal article
DOI: 10.3390/plants12142749
Contributors: Alexandra M. Machado; Violeta Lopes; Ana Maria Barata; Orlanda Póvoa; Noémia Farinha; Ana Cristina Figueiredo
Source: check_circle
Crossref
grade
Preferred source (of 3)‎

In vitro biological activity and phenolic profile of selected Portuguese monofloral honeys

2023-07-13 | Conference poster
SOURCE-WORK-ID:

cv-prod-id-3653268
Contributors: Alexandra M. Machado; Joana Marto; Lídia Maria Gonçalves; Helena Margarida Ribeiro; Aida Duarte; Andreia Tomás; Falcão, Soraia I.; et al.
Source: check_circle
CIÊNCIAVITAE

β-Cyclodextrin inclusion complexes of combined Moroccan Rosmarinus officinalis, Lavandula angustifolia and Citrus aurantium volatile oil: production optimization and release kinetics in food models

Journal of Essential Oil Research
2023-03-02 | Journal article
DOI: https://doi.org/10.1080/10412905.2023.2185309
Contributors: Sara El Kharraf; Abdellah Farah; Soukaina El-Guendouz; João P. Lourenço; Ana M. Rosa Costa; El Mestafa El Hadrami; Alexandra M. Machado; Cláudia S. Tavares; A. Cristina Figueiredo; M. Graça Miguel
Source: Self-asserted source
Alexandra Machado
grade
Preferred source (of 2)‎

Foeniculum vulgare Mill., Origanum vulgare subsp. virens (Hoffmanns. & Link) Ietsw. e Thymus mastichina L Projeto Conservação e Melhoramento de Plantas Aromáticas e Medicinais, PDR2020-784-042741

Banco Português de Germoplasma Vegetal
2023-01 | Report
SOURCE-WORK-ID:

cv-prod-id-3377582
Contributors: Alexandra M. Machado
Source: check_circle
CIÊNCIAVITAE

Relatório sobre a composição dos óleos essenciais de Coriandrum sativum L. Projeto Conservação e Melhoramento de Plantas Aromáticas e Medicinais, PDR2020-784-042741

Instituto Politécnico de Portalegre Escola Superior Agrária de Elvas
2023-01 | Report
SOURCE-WORK-ID:

cv-prod-id-3377602
Contributors: Alexandra M. Machado
Source: check_circle
CIÊNCIAVITAE

Relatório sobre a composição dos óleos essenciais de Origanum vulgare L. Projeto Conservação e Melhoramento de Plantas Aromáticas e Medicinais, PDR2020-784-042741

Instituto Politécnico de Portalegre Escola Superior Agrária de Elvas
2023-01 | Report
SOURCE-WORK-ID:

cv-prod-id-3377617
Contributors: Alexandra M. Machado
Source: check_circle
CIÊNCIAVITAE

Essential Oils from Origanum vulgare subsp. virens (Hoffmanns. & Link) Ietsw. Grown in Portugal: Chemical Diversity and Relevance of Chemical Descriptors

Plants
2023-01-31 | Journal article
DOI: 10.3390/plants12030621
Contributors: Alexandra M. Machado; Violeta Lopes; Ana M. Barata; Orlanda Póvoa; Noémia Farinha; A. Cristina Figueiredo
Source: check_circle
Crossref
grade
Preferred source (of 3)‎

Méis monoflorais portugueses. Contribuição para a caracterização físico-química, composição volátil e avaliação das propriedades biológicas

Revista Voz do Campo
2022 | Journal article
SOURCE-WORK-ID:

cv-prod-id-3653523
Contributors: Alexandra M. Machado; Miguel Vilas Boas; Maria Graça Miguel; Ana Cristina da Silva Figueiredo
Source: check_circle
CIÊNCIAVITAE

Importance of chemical descriptors. Portuguese fennel and oregano

52nd International Symposium on Essential Oils
2022-09 | Conference poster
DOI: https://doi.org/10.13140/RG.2.2.19021.31207
Contributors: Alexandra Machado; Violeta Lopes; Ana M. Barata; Orlanda Póvoa; Noémia Farinha; Mariana Paulo; A. Cristina Figueiredo
Source: Self-asserted source
Alexandra Machado
grade
Preferred source (of 2)‎

Importance of chemical descriptors. Portuguese fennel and oregano

52nd International Symposium on Essential Oils
2022-09-04 | Conference poster
SOURCE-WORK-ID:

cv-prod-id-3377078
Contributors: Alexandra M. Machado; Lopes, Violeta Rolim; Ana M. Barata; Orlanda Póvoa; Noémia Farinha; Paulo, Mariana; Ana Cristina Figueiredo
Source: check_circle
CIÊNCIAVITAE

Quality assessment of Portuguese monofloral honeys. Physicochemical parameters as tools in botanical source differentiation

Food Research International
2022-07 | Journal article
DOI: 10.1016/j.foodres.2022.111362
Part of ISSN: 0963-9969
Contributors: Alexandra Machado; Alexandra M. Machado; Andreia Tomás; Paulo Russo-Almeida; Aida Duarte; Marília Antunes; Miguel Vilas-Boas; M. Graça Miguel; A. Cristina Figueiredo
Source: Self-asserted source
Alexandra Machado
grade
Preferred source (of 2)‎

Volatile chemical characterization and biological activity assessment of Portuguese honey types – importance of botanical origin

2022-05 | Dissertation or Thesis
HANDLE: http://hdl.handle.net/10451/54144
Contributors: Alexandra Machado
Source: Self-asserted source
Alexandra Machado
grade
Preferred source (of 2)‎

Unassisted and Carbon Dioxide-Assisted Hydro- and Steam-Distillation: Modelling Kinetics, Energy Consumption and Chemical and Biological Activities of Volatile Oils

Pharmaceuticals
2022-05-01 | Journal article
DOI: 10.3390/ph15050567
Contributors: Sara El-Kharraf; Soukaïna El-Guendouz; Farah Abdellah; El Mestafa El Hadrami; Alexandra M. Machado; Cláudia S. Tavares; Ana Cristina Figueiredo; Maria Graça Miguel
Source: check_circle
Crossref
grade
Preferred source (of 3)‎

Potential skin benefits of topical formulations with Portuguese honeys

Cosmetinnov
2022-03 | Conference poster
Contributors: Alexandra Machado; J. Marto; L. M. Gonçalves; H. M. Ribeiro; M. G. Miguel; M. Vilas-Boas; A. C. Figueiredo
Source: Self-asserted source
Alexandra Machado

Potential skin benefits of topical formulations with Portuguese honeys

Cosmetinnov
2022-03-10 | Conference poster
SOURCE-WORK-ID:

cv-prod-id-3377067
Contributors: Alexandra M. Machado; Joana Marto; Gonçalves, Lídia; Helena M. Ribeiro; Maria Graça Miguel; Vilas-Boas, Miguel; Ana Cristina Figueiredo
Source: check_circle
CIÊNCIAVITAE

Portuguese monofloral honeys – the importance of volatile profile in botanical source differentiation

51st International Symposium on Essential Oils
2021-11-12 | Conference poster
SOURCE-WORK-ID:

cv-prod-id-2867313

SOURCE-WORK-ID:

cv-prod-id-2867313
Contributors: Alexandra M. Machado; Marilia Antunes; Maria Graça Miguel; Vilas-Boas, Miguel; Ana Cristina Figueiredo; Autor correspondente: Ana Cristina Figueiredo.
Source: check_circle
CIÊNCIAVITAE

Volatile Profile of Portuguese Monofloral Honeys: Significance in Botanical Origin Determination

Molecules
2021-08-17 | Journal article
DOI: 10.3390/molecules26164970
Contributors: Alexandra M. Machado; Marília Antunes; Maria Graça Miguel; Miguel Vilas-Boas; Ana Cristina Figueiredo
Source: check_circle
Crossref
grade
Preferred source (of 3)‎

Caracterização química e determinação da atividade biológica de méis Portugueses – importância da origem botânica

Ciência 2020 - Encontro com a Ciência e Tecnologia em Portugal
2020-11-03 | Conference poster
SOURCE-WORK-ID:

cv-prod-id-2867378
Contributors: Alexandra M. Machado; M. Graça Miguel; Vilas-Boas, Miguel; Paulo Russo-Almeida; Ana Cristina Figueiredo; Autor correspondente: Ana Cristina Figueiredo.
Source: check_circle
CIÊNCIAVITAE

Chemical Characterization and Biological Properties of Royal Jelly Samples From the Mediterranean Area

Natural Product Communications
2020-02-25 | Journal article
DOI: 10.1177/1934578x20908080
SOURCE-WORK-ID:

cv-prod-id-2010083

Part of ISSN: 1934-578X
Part of ISSN: 1555-9475
Contributors: El-Guendouz, Soukaïna; Machado, Alexandra M.; Aazza, Smail; Lyoussi, Badiaâ; Miguel, Maria G.; Mateus, Maria C.; Figueiredo, A. Cristina
Source: check_circle
CIÊNCIAVITAE
grade
Preferred source (of 2)‎

Honey Volatiles as a Fingerprint for Botanical Origin—A Review on their Occurrence on Monofloral Honeys

Molecules
2020-01-16 | Journal article
DOI: 10.3390/molecules25020374
SOURCE-WORK-ID:

cv-prod-id-2010066

Part of ISSN: 1420-3049
Contributors: Machado, Alexandra M.; Miguel, Maria Graça; Vilas-Boas, Miguel; Figueiredo, Ana Cristina
Source: check_circle
CIÊNCIAVITAE
grade
Preferred source (of 2)‎

Volatiles characterization of honey with dominance of Bupleurum spinosum pollen

6th World Congress on Medicinal and Aromatic Plants for Human and Animal Welfare (WOCMAP VI)
2019-11-13 | Conference poster
SOURCE-WORK-ID:

cv-prod-id-2010108
Contributors: Elamine Y.; A. M. Machado; M. Graça Miguel; L. Estevinho; B. Lyoussi; A. C. Figueiredo
Source: check_circle
CIÊNCIAVITAE

Antioxidant and anti-inflammatory properties, and volatiles composition of Royal Jelly from three countries of the Mediterranean basin

Natural Products in Drug Discovery and Human Health (NatProdDDH)
2019-07-28 | Conference poster
SOURCE-WORK-ID:

cv-prod-id-2010107
Contributors: El-Guendouz, S.; A. M. Machado; B. Lyoussi; M. G. Miguel; M. C. Mateus; A. C. Figueiredo
Source: check_circle
CIÊNCIAVITAE

Antimicrobial activity of Portuguese monofloral honeys

5th International Symposium on Bee Products
2019-05-07 | Conference poster
SOURCE-WORK-ID:

cv-prod-id-2010106
Contributors: Machado A. M.; B. Nicolau; A. Duarte; M. G. Miguel; M. Vilas-Boas; A. C. Figueiredo
Source: check_circle
CIÊNCIAVITAE

Assessing the microbiological quality of honey and its use as preservative in pharmaceutical formulations – studies on Portuguese monofloral honeys

5th International Symposium on Bee Products
2019-05-07 | Conference poster
SOURCE-WORK-ID:

cv-prod-id-2010105
Contributors: Machado A. M.; B. Nicolau; A. Duarte; M. G. Miguel; M. Vilas-Boas; A. C. Figueiredo
Source: check_circle
CIÊNCIAVITAE

Volatiles characterization of different commercial honey types from the Azores (Portugal)

49th International Symposium on Essential Oils
2018-09-13 | Conference poster
SOURCE-WORK-ID:

cv-prod-id-2010104
Contributors: A. M. Machado; M. G. Miguel; M. Vilas-Boas; A. C. Figueiredo
Source: check_circle
CIÊNCIAVITAE

Avaliação de propriedades biológicas em mel dos Açores – atividades antioxidante e antimicrobiana

V Congresso Ibérico de Apicultura
2018-02-01 | Conference poster
SOURCE-WORK-ID:

cv-prod-id-2010103
Contributors: A. M. Machado; M. G. Miguel; M. Vilas-Boas; M. L. Faleiro; A. C. Figueiredo
Source: check_circle
CIÊNCIAVITAE

Volatile chemical characterization and biological activity assessment of Portuguese honey types – importance of botanical origin

II Encontro de Estudantes de Doutoramento em Ambiente e Agricultura
2017-11-16 | Conference poster
SOURCE-WORK-ID:

cv-prod-id-2010102
Contributors: Alexandra M. Machado; M. Graça Miguel; Miguel Vilas-Boas; A. Cristina Figueiredo
Source: check_circle
CIÊNCIAVITAE

Comparative study on the in vivo antidepressant activities of the Portuguese Hypericum foliosum, Hypericum androsaemum and Hypericum perforatum medicinal plants

Industrial Crops and Products
2016-04 | Journal article
DOI: 10.1016/j.indcrop.2015.12.014
SOURCE-WORK-ID:

cv-prod-id-2009840

Part of ISSN: 0926-6690
Contributors: Ramalhete, Nuno; Machado, Alexandra; Serrano, Rita; Gomes, Elsa T.; Mota-Filipe, Helder; Silva, Olga
Source: check_circle
CIÊNCIAVITAE
grade
Preferred source (of 2)‎

Contribution to the knowledge of the metabolomic profile and pharmacological properties of Hypericum foliosum Aiton

2013-02 | Dissertation or Thesis
HANDLE: http://hdl.handle.net/10451/11322
Contributors: Alexandra Machado
Source: Self-asserted source
Alexandra Machado
grade
Preferred source (of 2)‎

Hypericum foliosum leaf-Chromatographic fingerprint of a promising antidepressant medicinal plant

2012 | Conference poster
DOI: doi:10.1055/s-0032-1321003
DOI: 10.1055/s-0032-1321003
SOURCE-WORK-ID:

cv-prod-id-2009841
Contributors: Machado, Alexandra; Ramalhete, Nuno; Serrano, Rita; Wolfender, J-L; Gomes, ET; Silva, Olga
Source: check_circle
CIÊNCIAVITAE
grade
Preferred source (of 2)‎

Chemical Characterization of Hypericum foliosum Leaves, an Azorean Medicinal Plant with Antidepressant Activity

3rd Post Graduate iMed.UL Students Meeting
2011-12-12 | Conference poster
SOURCE-WORK-ID:

cv-prod-id-2010086
Contributors: Alexandra M. Machado; Ramalhete, Nuno; Filipe, HM; Gomes ET; Silva, Olga
Source: check_circle
CIÊNCIAVITAE

Peer review (5 reviews for 5 publications/grants)

Review activity for Agriculture. (1)
Review activity for Applied sciences. (1)
Review activity for Journal of apicultural research. (1)
Review activity for Journal of essential oil-bearing plants (1)
Review activity for Plants. (1)
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