Ana Veruska Cruz Silva

Brazilian Agricultural Research Corporation (EMBRAPA) | Embrapa · Embrapa Tabuleiros Costeiros

The aim of the present study was to evaluate the genetic diversity of genotypes of Dioscorea sp. originating from states of the Brazilian Northeast region (Sergipe, Bahia, Alagoas, and Paraíba) through morphological and molecular characterization. For this evaluation, 52 yam genotypes were collected from market locations and directly from rural gro...

O jenipapeiro (Genipa americana L.) é uma espécie frutífera amplamente distribuída no Brasil, ainda não domesticada e que apresenta importantes atributos nutricionais e ecológicos. O objetivo do presente trabalho foi avaliar o enriquecimento, conservação e a caracterização dos acessos do Banco Ativo de Germoplasma de jenipapeiro da Embrapa Tabuleir...

Brazilian flora is the most diverse in the world and provides highly nutritious food. The fruit trees highlighted in this chapter are mangaba (Hancornia speciosa Gomes—Apocynaceae), jenipapo (Genipa americana L.—Rubiaceae), and cambuí (Myrciaria floribunda (West ex Willd) O. Berg.—Myrtaceae). They have not yet reached the same level as other Brazil...

The genipap (Genipa americana L.) is a native species of Brazil, found in various regions of the country, from the North to the South, including Sergipe. On the other hand, the mangabeira (Hancornia speciosa Gomes), another Brazilian tropical plant, is recognized for its fruits rich in iron and vitamin C, widely exploited by the pulp, juice, and ic...

Background Hancornia speciosa is a species known for its medicinal and nutritional properties. Despite being a plant native to several regions of Brazil, some aspects of its production system are not yet well defined. Large-scale asexual propagation stands out, making it difficult to establish commercial orchards with materials with superior charac...

The Hancornia speciosa Gomes (Apocynaceae), is a fruit tree known as mangabeira and officially listed as a genetic resource with food potential in Brazil. The aim of this investigation was to conduct histological studies on inducing maturation of somatic embryos from explants of Hancornia speciosa Gomes. For callus induction, leaf and nodal segment...

Bancos ativos de germoplasma (BAGs) são estratégias-chave para a conservação e uso efetivo da diversidade genética. Dentre as frutíferas brasileiras com potencial de utilização destaca-se a mangabeira (Hancornia speciosa Gomes). Sua exploração nas áreas de ocorrência natural é baseada quase exclusivamente no extrativismo. Tendo em vista que os BAGs...

Técnicas complementares de conservação como a criopreservação, representam uma opção segura e econômica para a conservação em longo prazo de germoplasma de espécies de sementes não ortodoxas, como é o caso da mangabeira. O sucesso da conservação do pólen depende de vários fatores, como o estádio fenológico da flor, a temperatura e umidade relativa...

A Genipa americana L., conhecida como jenipapo, é uma espécie endêmica do Nordeste brasileiro, particularmente abundante no estado de Sergipe, e tem despertado interesse devido à sua diversidade de usos. Seus frutos podem ser utilizados na alimentação em forma de sucos, geleias, doces e entre outros. Na região Nordeste do Brasil, o seu cultivo ocor...

Moringa oleifera Lam. is a tropical tree that belongs to the Moringaceae family, and it is popularly known worldwide for its multiple applications. This study aimed to evaluate the genetic variability of individuals from the Moringa Genebank of Embrapa Tabuleiros Costeiros, Sergipe, Brazil. The Moringa Genebank is composed of 25 accessions, represe...

Sugarcane (Saccharum spp.) is considered one of the major crops for energy purposes in tropical, semi-tropical and subtropical regions worldwide. The in vitro maintenance of the accessions available in field bank germplasm, has been considered a complementary and security strategy and the cryopreservation methods are used by world germplasm banks t...

This work was developed with the objective of characterizing the variability and genetic structure of matrices and progenies of the Mangaba genebank of Embrapa Tabuleiros Costeiros, to define a core collection. From the matrix of seven accessions, 289 individuals were generated, evaluated by nine SSR markers. The characterization of genetic variabi...

Hancornia speciosa Gomes belongs to the family Apocynaceae and is distributed across different regions of Brazil. The objective of this study was to evaluate callus induction and histodifferentiation in five mangaba accessions under different in vitro culture conditions. Five acessions from the Active Germplasm Bank of Mangaba (Embrapa, Brazil) wer...

The mangabeira (Hancornia speciosa Gomes) is a fruit tree of high potential that is distributed in several regions of the Brazil, but which is of great social economic importance for the Northeast region. Due to the wide possibility of using its fruits that can be consumed in natura or industrialized, and that represent a financial source for tradi...

The objective of this work was to evaluate the viability of genipap (Genipa americana) pollen grain at room temperature in different culture media. The experimental design was completely randomized in a 3x11 factorial arrangement (culture media x incubation times) with four replicates. The number of germinated pollen grains was analyzed at 24-hour...

This work was developed with the objective of characterizing the variability and genetic structure of matrices and progenies of the Mangaba genebank of Embrapa Tabuleiros Costeiros, to define a core collection. From the matrix of seven accessions, 289 individuals were generated, evaluated by nine SSR markers. The characterization of genetic variabi...

O jenipapeiro (Genipa americana L.) é uma árvore frutífera neotropical que se estende do norte da América do Sul à Argentina. É utilizado na arborização urbana e possui características que auxiliam na restauração de áreas degradadas, enquanto seus frutos são economicamente importantes na fabricação de doces, geleias, vinhos e destilados. A propagaç...

Os bancos de germoplasma representam fontes de variabilidade genética que podem ser empregadas em programas de melhoramento. Objetivou-se caracterizar molecularmente 31 acessos do Complexo Saccharum para auxiliar na gestão do Banco Ativo de Germoplasma de Cana da Embrapa e direcionar estratégias no programa de melhoramento genético. Com base nos ma...

In the present study, we suggest that the Myrciaria floribunda (West ex Willd.) O. Berg fruit (cambuí) is a natural source of potential molecules against COVID-19. Extracts from orange and purple cambuí were obtained by using pressurized hot water extraction (PHWE). Extraction overall yield was 39.66 ± 1.62% and 33.00 ± 8.44% for the extracts of pu...

Given the necessity to find new alternatives as a biostimulant to improve plant growth, Moringa Leaf Extract (MLE) has been noticed by the scientific community for being a low-cost and natural product. Several studies have revealed the positive effects of MLE to enhance seed germination, seedling growth, photosynthetic pigments, antioxidant system,...

This study aimed to evaluate the Mangaba Genebank of Embrapa Tabuleiros Costeiros, Brazil, since its implementation in 2006 and characterize the accessions in the reproductive stage. We used 21 descriptors (botanical, morphological, growth, biometric, and physicochemical) to assess mangaba germplasm, as well as the data of enrichment and survival s...

Mangaba (Hancornia speciosa Gomes) is a native fruit of Brazil that has high antioxidant activity and may benefit human health. The goal of this study was to discriminate between accessions in the germplasm bank of mangaba to improve its management. Eight morpho-agronomic traits were analysed in the ripe fruit of 36 genotypes taken from six accessi...

Mangaba (Hancornia speciosa Gomes) is a fruit species native to Brazil, belonging to the Apocynaceae family. Its cultivation is predominantly extractivist and its antioxidant properties have been recently reported. The objective of this study was to evaluate the bioactive compounds and antioxidant activity in fruits of accession from the Active Ger...

A jureminha (Desmanthus virgatus L.) é uma leguminosa forrageira, nativa do Nordeste brasileiro. Em Sergipe é encontrada na zona da mata, agreste e no semiárido. É rica em proteína, sendo uma alternativa promissora para agropecuária. Os acessos mantidos em bancos de germoplasma são fontes de variabilidade genética para os programas de melhoramento,...

Cambuizeiro is a fruit native to the Atlantic Forest biome that has potential for ornamental use and for human consumption, either raw or processed, due to the organoleptic characteristics of its fruits. Accordingly, the study objective was to evaluate the fruiting periods and quality attributes of two types of cambuizeiros, differentiated by fruit...

The ex situ conservation of seeds in cryobanks demands previous studies of dehydration procedures for the adjustment of the adequate moisture that makes long-term conservation possible. The objective of this work was to evaluate the effect of dehydration time on the regenerative capacity of embryonic axes of two genipap accessions (Umbaúba and Núcl...

This study evaluated the effect of vitrification solutions and exposure time on the cryopreservation of Brazilian green dwarf coconut plumules (BGD) using the droplet vitrification technique. Explants were excised from BGD mature fruits from the Active Germplasm Bank of Embrapa Tabuleiros Costeiros, Sergipe, Brazil. Firstly, embryos were disinfecte...

Genipa americana L. has a diversity of secondary metabolites, including iridoids, phenolic compounds, and alkaloids. Pharmacological and biological properties have also been reported. This study has aimed to evaluate the chemical composition of the essential oil (EO) obtained from the leaves of G. americana and its bioactivity against Aceria guerre...

The mangabeira (Hancornia speciosa G.) is a native Brazilian species in the process of domestication. It has several potential uses. In recent years the populations of mangabeira have become fragmented and, to conserve their genetic resources, Embrapa Tabuleiros Costeiros has, since 2006, maintained a Mangaba Genebank, which currently has 299 indiv...

Basil is an aromatic herb that stands out for its economic importance. It is consumed in natura and used to obtain essential oil. The cultivation of this species in several regions of the world has allowed variations by natural crosses and euploidy, leading to the wide genetic variability found nowadays. Considering the importance of this species,...

The objective of this research was to evaluate the proline synthesis and physiological response of cassava genotypes which were micro propagated and induced to salinity stress in vitro. Micro cuttings of approximately 1.0cm long with a single bud of genotypes TBRS Tapioqueira, BRS Verdinha and Lagoão which were previously established in vitro were...

Hancornia speciosa has bioactive molecules such as phenolic compounds which exhibit antioxidant and antimicrobial properties. Nevertheless, the separation of these substances from a medicinal plant can be different according to the extraction process and solvent used. Thus, the present study aimed was to separate phenolic compounds from Hancornia s...

Mangaba (Hancornia speciosa Gomes) is a native fruit of great economic, cultural, and environmental importance in its areas of occurrence. Due to extractive activities and real estate pressure, the number of natural populations has considerably decreased. The propagation of the species is still one of the primary obstacles for orchard implantations...

Genipap (Genipa americana-Rubiaceae) is native to tropical America, occurring in Brazil in practically all biomes, except in the Pampas. It has socioeconomic importance, mainly due to the use of fruits in the manufacture of sweets and juices besides the medicinal properties of its leaves. We evaluated the genetic diversity of 73 individuals from 15...

The mangaba, Hancornia speciosa, (Apocynaceae) is a fruit tree native to Brazil with predominantly extractivist production. The fruit can be consumed in natura; however, it is widely consumed as frozen pulp and ice cream produced by agroindustry companies. We evaluated the genetic diversity of 213 individuals that make up the mangaba GeneBank of Em...

The aim of this study was to determine the effect of the auxin 2,4-D (2,4-dichlorophenoxyacetic) in calli formation from leaf and nodal segments of genipap and to characterize its growth curve. Explants obtained from shoots previously established from in vitro seedlings were used for calli induction. The experimental design was completely randomize...

Abiotic stresses in plants have aroused great research interest, unceasingly seeking for more productive cultivars under unfavorable cultivation conditions. Water deficiency and soil salinity are the most studied aspects, due to their strong impact on the growth and productivity of plants. The objective of this study was to evaluate accessions of d...

Mangaba tree (Hancornia speciosa Gomes) is a tropical fruit species from Brazil and presents socioeconomic potential. The objective of this study was to determine antioxidant activity, rutin content and genetic similarity among in vivo and in vitro matrices and progenies of six accessions from the Mangaba Active Germplasm Bank of the Embrapa Coasta...

Azadirachta indica A. Juss (neem) extracts have been used in pharmaceutical applications as antitumor agents, due to their terpenes and phenolic compounds. To obtain extracts from neem leaves with potential antiproliferative effect, a sequential process of pressurized liquid extraction was carried out in a fixed bed extractor at 25 °C and 100 bar,...

Azadirachta indica A. Juss (neem) extracts have been used in pharmaceutical applications as antitumor agents, due to their terpenes and phenolic compounds. To obtain extracts from neem leaves with potential antiproliferative effect, a sequential process of pressurized liquid extraction was carried out in a fixed bed extractor at 25 ºC and 100 bar,...

Azadirachta indica A. Juss, popularly known as neem, is a species native to India, belonging to family Meliaceae, considered the most important plant species with insecticidal action. The aim of this study was to evaluate the influence of growth regulators on induction and growth of neem callus and to observe their viability for embryogenesis throu...

Drought is the most limiting environmental factor to crop productivity and presents a great variability in the degree of tolerance among and within species, among varieties. The aim of this study was to characterize sugarcane accessions regarding tolerance to water stress during in vitro cultivation based on changes in biometric, physiological and...

Descriptors for mangaba is a first approach for the definition of a descriptors list, aiming at supporting studies focusing on documenting characterization and evaluation traits and conserving its genetic resources, and, mainly, increasing production and use of nutritious mangaba products.

Jenipapo (Genipa americana L. Rubiaceae) is a native species not endemic to Brazil and found in several biomes. The objective of this work was to evaluate the emergence and growth of seedlings cultivated in different substrates. Treatments were made of: T1 (fertilized soil), T2 (fertilized soil + coconut fiber), T3 (fertilized soil + sand), T4 (san...

Breeding genotypes need to be characterized and evaluated in different soil and climatic conditions. There are few studies on association between characters evaluated and their contribution to banana genetic diversity, being essential to guide genetic breeding programs. This study aimed to evaluate the physicochemical characters of banana genotypes...

Breeding genotypes need to be characterized and evaluated in different soil and climatic conditions. There are few studies on association between characters evaluated and their contribution to banana genetic diversity, being essential to guide genetic breeding programs. This study aimed to evaluate the physicochemical characters of banana genotypes...

The mangaba is a native Brazilian species of socioeconomic importance and with a great appeal for the conservation of its genetic resources. The fruit is rich in nutrients, especially ascorbic acid. Because the species’ areas of natural occurrence have decreased rapidly, the Embrapa Coastal Tablelands has maintained it in the Mangaba Active Germpla...

This chapter deals with recent studies on the genetic diversity of neem (Azadirachta indica A. Juss.), its forms of use and conservation of genetic resources, focusing on the applications of this species for livestock rearing, agriculture, medicine and industry. Information about germplasm banks and collections of the species worldwide is also incl...

The Vitex genus (Lamiaceae) produces a plethora of metabolites that include ecdysteroids and terpenoids, some of which have demonstrated insect repellent properties. The volatile composition of several members of this genus has not been chemically defined, as many taxa are endemic to remote ecosystems. In this study, leaves were collected from the...

Major components (%) determined in essential oil extracts from 17 Vitex species.

Sugarcane (Saccharum sp, Poaceae) is native to Southeast Asia, and due to growing demand as raw material, its cultivation recently expanded to new frontiers. The genetic diversity analysis is essential for targeting strategies in the formation and maintenance of a germplasm. This study aimed to assess the genetic diversity of 26 accessions of sugar...

Hyptis pectinata, popularly known as ‘sambacaitá’ or ‘canudinho’, is a medicinal and aromatic species widely used in the Brazilian Northeast. In Sergipe, the excessive extraction of natural resources may reduce the genetic variability of native plants. Thus, molecular markers have frequently been applied to the characterization of genetic diversity...

The aim of this study was to evaluate the in vitro morphogenic potential of genipap (Genipa americana L.) zygotic embryos. Seeds obtained from ripe fruits had their zygotic embryos excised and inoculated in MS medium with 4.44µM of 6-benzylaminopurine (BAP) and supplemented with 0.0; 1.07; 2.14 and 3.21µM of naphthalene acetic acid (NAA). The poten...

The state of Sergipe is the largest mangaba producer, which is a fruit native to Brazil, and has cultural, social and economic importance in its area of occurrence. It is an endangered species due to human actions, and despite its economic potential, there are still no commercial plantations. The study was carried out in order to characterize trees...

Brazil has about 300 Croton species in different types of vegetation. Croton tetradenius Baill., which is endemic to the Northeast region and predominant in the Caatinga vegetation, stands out among the several species of this genus. Considering the importance of knowing the genetic variability of a species, the objective of this study was to analy...

Banana (Musa spp) is a fruit species frequently cultivated and consumed worldwide. Molecular markers are important for estimating genetic diversity in germplasm and between genotypes in breeding programs. The objective of this study was to analyze the genetic diversity of 21 banana genotypes (FHIA 23, PA42-44, Maçã, Pacovan Ken, Bucaneiro, YB42-47,...

Mangaba (Hancornia speciosa Gomes) is a fruit species that is native to Brazil, and has social, economic and cultural importance. Knowledge of the genetic relationships between the remaining populations is essential in order to promote conservation strategies for these genetic resources. In the present study, it was evaluated the genetic diversity...

Seed size and its physiology are a barrier for the exchange of coconut genetics resources and the tissue culture techniques can assist the germplasm bank enrichment. The aim of this study was to evaluate the effect of transport and storage procedures of zygotic embryos to promote the exchange of coconut accessions. Mature zygotic embryo from Camero...

A conservação de plantas ex situ com a aplicação de técnicas de cultura de tecidos de plantas se baseia na manutenção de coleções em laboratório por crescimento lento ou criopreservação. O sorbitol tem sido recomendado para indução de estresse hídrico com finalidade de induzir um crescimento lento em culturas de mangaba in vitro possibilitando a su...

A presente patente de invenção (PI) diz respeito a um processo de obtenção de um extrato rico em compostos bioativos obtidos a partir das partes vegetais, mais especificamente das folhas, da Azadirachta indica, conhecida popularmente como nim, utilizando o processo de extração com fluidos pressurizados, preferencialmente utilizando solventes polare...

Myrcia lundiana Kiaersk. is a tree of the family Myrtaceae found in tropical and subtropical areas of the southern hemisphere that produces essential oil. The aim of this study was to characterize the genetic diversity of M. lundiana plants from a native population of Parque Nacional de Itabaiana, using inter-simple sequence repeat molecular marker...

A abobora (Cucurbita moschata Duch) e uma olericola de grande aceitacao em todo o Brasil, especialmente na regiao Nordeste. E bastante utilizada na alimentacao diaria do nordestino, onde e conhecida por Jerimum, para elaboracao de diversos pratos e doces, que podem ser caseiros ou industrializados. Durante o processo de coccao, ha perda de nutrient...

Cambui (Myrciaria tenella O. Berg) is a native species from Brazil, which belongs to the family Myrtaceae. Molecular characterization is one of the most used tools for the study of the biotechnological potential of species because the diversity level between individuals can be inferred. Analysis of genetic diversity is fundamental to the direction...

Varronia curassavica Jacq. is a medicinal and aromatic plant from Brazil with significant economic importance. Studies on genetic diversity in active germplasm banks (AGB) are essential for conservation and breeding programs. The aim of this study was to analyze the genetic diversity of V. curassavica accessions of the AGB of Medicinal and Aromatic...

Mangaba (Hancornia speciosa Gomes) is found in areas of coastal tablelands in the Brazilian Northeast and Cerrado regions. This species has been subjected to habitat fragmentation that is mainly due to human activity, and requires conservation strategies. The aim of this study was to analyze the structure and inter- and intrapopulation genetic dive...

O objetivo do trabalho foi avaliar o potencial germinativo de sementes de Nim em função do estadio de maturação e do substrato. O trabalho foi conduzido no Laboratório de Sementes Florestais da Embrapa Tabuleiros Costeiros. Os frutos foram coletados no Banco de Germoplasma de Nim indiano, da referida instituição, e separados de acordo com o estadio...

Genipapo is a species with an intermediate seed storage behavior, and its germination is slow and asynchronous; therefore the tissue culture is an alternative strategy for the propagation in large-scale. This study aimed to evaluate three genipapo accessions at different micropropagation stages (adventitious shoot induction, in vitro rooting and ac...

Mangaba (Hancornia speciosa Gomes) is a native fruit to Brazil of great importance in its areas of occurrence. The aim of the present study was to evaluate the physiological behavior of mangaba seeds submitted to desiccation. The survey was conducted in the Laboratory of Seeds Analyses of Embrapa Coastal Tablelands, Aracaju, SE, Brazil. The experim...

A mangabeira (Hancornia speciosa) é uma árvore nativa do Brasil, pertencente à família Apocynaceae, sendo o Estado de Sergipe o maior produtor de frutos de mangaba, que são consumidos de forma in natura e processada. A indústria de processamento utiliza as frutas para a fabricação de doces, néctares, sucos e também a comercialização de pequenas fra...

Genipa americana (genipap) is a forest species belonging to the Rubiaceae family that has economic and environmental importance, being valued for food production, recuperation of degraded areas, in the composition in areas of permanent preservation and agroforestry. The objective of this research was to evaluate the effect of different times of deh...

Ten genotypes of Genipa americana L. located in Arauá (Sergipe, Brazil) were analyzed using RAPD markers. The genotypes were selected according to sex-five females and five males-in an attempt to find a molecular marker associated with the sex prediction. 74 DNA fragments were generated by 20 primers, 85% of which were polymorphic. Results show a q...