Brazilian Archives of Biology and Technology: Recent submissions

  • Production of herbicide-resistant coffee plants (Coffea canephora P.) via Agrobacterium tumefaciens-mediated transformation
    Ribas, Alessandra Ferreira; Kobayashi, Adilson Kenji; Pereira, Luiz Filipe Protasio; Vieira, Luiz Gonzaga Esteves (Instituto de Tecnologia do Paraná - Tecpar, 2006-01)
    Transgenic plants of Coffea canephora P. resistant to the herbicide ammonium glufosinate were regenerated from leaf explants after co-culture with Agrobacterium tumefaciens strain EHA105 harboring pCambia3301, a plasmid ...
  • Production, composition, fatty acids profile and stability of milk and blood composition of dairy cows fed high polyunsaturated fatty acids diets and sticky coffee hull
    Santos, Geraldo Tadeu dos; Schogor, Ana Luiza Bachmann; Romero, Jakeline Vieira; Lima, Luciano Soares de; Pintro, Paula Toshimi Matumoto-; Grande, Paula Adriana; Kazama, Daniele Cristina da Silva; Santos, Fabio Seiji dos (Instituto de Tecnologia do Paraná - Tecpar, 2014-07)
    Four lactating Holstein cows were assigned to a 4 × 4 Latin square design to determine the effects of feeding sticky coffee hull (SCH) as a source of antioxidants on dairy cows fed with high PUFA diets. The treatments (on ...
  • Influence of integral and decaffeinated coffee brews on metabolic parameters of rats fed with hiperlipidemic diets
    Gomes, Júlia Ariana de Souza; Faria, Bruno Generoso; Silva, Viviam de Oliveira; Zangerônimo, Márcio Gilberto; Miranda, José Rafael; Lima, Adriene Ribeiro de; Pereira, Rosemary Gualberto Fonseca Alvarenga; Pereira, Luciano José (Instituto de Tecnologia do Paraná - Tecpar, 2013-09)
    The objective of this study was to evaluate the influence of integral and decaffeinated coffee brews (Coffea arabica L and C. canephora Pierre) on the metabolic parameters of rats fed with hyperlipidemic diet. Thirty male ...
  • Tolerance of arabica coffee cultivars for aluminum in nutritive solution
    Macedo, Célia Maria Peixoto de; Lopes, José Carlos; Amaral, José Augusto Teixeira do; Fonseca, Aymbiré Francisco Almeida da; Amaral, José Francisco Teixeira do (Instituto de Tecnologia do Paraná - Tecpar, 2011-09)
    This work aimed to evaluate the Coffea arabica cultivars for aluminum toxicity tolerance, in modified Hoagland solution. A completely randomized design with five repetitions in a factorial 4 x 4 (cultivar x combinations ...
  • Modifications on leaf anatomy of Coffea arabica caused by shade of pigeonpea (Cajanus cajan)
    Morais, Heverly; Medri, Moacyr Eurípedes; Marur, Celso Jamil; Caramori, Paulo Henrique; Ribeiro, Ana Maria de Arruda; Gomes, José Carlos (Instituto de Tecnologia do Paraná - Tecpar, 2004-11)
    Modifications on leaf anatomy in Coffea arabica shaded with pigeonpea (Cajanus cajan), compared to cultivation under full sun, were assessed. The leaves fully exposed to sunlight presented thicker cuticles and cellular ...
  • High metal contents in coffee plant organs developed in tubets with different proportions of biosolid composts and carbonized rice hulls
    Franco, Elias; Miglioranza, Edison; Fonseca, Ésio de Pádua (Instituto de Tecnologia do Paraná - Tecpar, 2004-08)
    The objective of this study was to analyze the effect of biosolid composts (BC) and carbonized rice hull (RH) on the production of Coffea arabica L. cv Catuaí Vermelho seedlings (IAC H 2077-2-5-99) grown in tubets. A totally ...
  • Dietary utilisation of protein and energy from fresh and ensiled coffee pulp by the nile tilapia, oreochromis niloticus
    Moreau, Yann; Arredondo, Jose-Luis; Gaime, Isabelle Perraud; Roussos, Sevastianos (Instituto de Tecnologia do Paraná - Tecpar, 2003-03)
    Dietary protein and energy utilisation of diets containing fresh and ensiled coffee pulp were studied on 3.2 ± 0.2 g Nile tilapia for 28 days. Diets formulation and feeding were designed on the basis of daily dietary protein ...
  • Effect of leaf water potential on cold tolerance of Coffea arabica L.
    Caramori, Lázara Pereira Campos; Caramori, Paulo Henrique; Manetti Filho, João (Instituto de Tecnologia do Paraná - Tecpar, 2002-12)
    Young coffee plants from cultivar Mundo Novo of Coffea arabica were grown without irrigation for 32 consecutive days, to evaluate the effect of leaf water potential on damage caused by low temperatures, under controlled ...
  • Production of Flammulina velutipes on coffee husk and coffee spent-ground
    Leifa, Fan; Pandey, Ashok; Soccol, Carlos R. (Instituto de Tecnologia do Paraná - Tecpar, 2001-06)
    Solid state cultivation (SSC) was carried out to evaluate the feasibility of using coffee husk and spent-ground as substrates for the production of edible mushroom Flammulina under different conditions of moisture and spawn ...
  • Microbial activity in soil cultivated with different summer legumes in coffee crop
    Balota, Elcio Liborio; Chaves, Julio César Dias (Instituto de Tecnologia do Paraná - Tecpar, 2011-01)
    A field experiment was conducted for ten years in a sandy soil in the north part of the Paraná State, Brazil. The soil samples were collected at 0-10 cm depth, both under the coffee canopy and in the inter row space between ...
  • Partial resistance to fruit necrosis associated to Colletotrichum spp. among arabic coffee genotypes
    Sera, Gustavo Hiroshi; Sera, Tumoru; Ito, Dhalton Shiguer; Azevedo, José Alves de; Ribeiro Filho, Claudionor; Mata, João Siqueira da (Instituto de Tecnologia do Paraná - Tecpar, 2007-05)
    The aim of this study was to evaluate the resistance to fruit necrosis associated to Colletotrichum spp. in Coffea arabica L.. Twenty-two arabic coffee genotypes were performed in a randomized block design, with three ...
  • A comparison between enzyme immunoassay and HPLC for ochratoxin A detection in green, roasted and instant coffee
    Fujii, Simone; Ono, Elisabete Yurie Sataque; Ribeiro, Ricardo Marcelo Reche; Assunção, Fernanda Garcia Algarte; Takabayashi, Cássia Reika; Oliveira, Tereza Cristina Rocha Moreira de; Itano, Eiko Nakagawa; Ueno, Yoshio; Kawamura, Osamu; Hirooka, Elisa Yoko (Instituto de Tecnologia do Paraná - Tecpar, 2007-03)
    An indirect competitive enzyme-linked immunosorbent assay (ic-ELISA) for ochratoxin A (OTA) detection in green, roasted and instant coffees was developed using anti-OTA monoclonal antibody. Immunological reagents prepared ...
  • Varietal identification of coffee seeds by RAPD technique
    Crochemore, Maria Lúcia; Nunes, Liliane Moreira; Andrade, Giselly Aparecida; Molinari, Hugo Bruno Correa; Vasconcellos, Maria Elizabeth (Instituto de Tecnologia do Paraná - Tecpar, 2004-03)
    This study aimed the identification of cultivars and/or lines of Coffea arabica of commercial interest, using PCR-RAPD markers. The DNA of ground seeds lots of 12 cultivars and/or lines were evaluated with five primers ...
  • Caffeine Formation by Suspension Cultures of Coffea dewevrei
    Sartor, Rosana Mary; Mazzafera, Paulo (Instituto de Tecnologia do Paraná - Tecpar, 2000-01)
    The low caffeine content in leaves of C. dewevrei (~ 0.5 mg/g) is due to a low biosynthesis associated with a fast degradation. On the other hand, high biosynthesis and low degradation confer a higher content (~ 8 mg/g) ...

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