• 2283 Citations
  • 25 h-Index
1988 …2019

Research output per year

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Research Output

  • 2283 Citations
  • 25 h-Index
  • 62 Article
  • 6 Conference contribution
  • 1 Conference article
2019

Improvement of antioxidant content and color stability in spice paprika powder by rosemary extract supplementation

Koncsek, A., Daood, H., Horváth, Z. H., Fekete, M., Véha, A. & Helyes, L., Jan 1 2019, In : Journal of Food Processing and Preservation. e14000.

Research output: Contribution to journalArticle

2018

Bioactive compounds of cold pressed spice paprika seeds oils

Koncsek, A., Helyes, L. & Daood, H., Jan 1 2018, In : Journal of Food Processing and Preservation. 42, 1, e13403.

Research output: Contribution to journalArticle

2 Citations (Scopus)

Chromatographic separation of capsaicinoids from spice pepper products on different columns

Nagy, Z., Daood, H. G., Pék, M. & Helyes, L., Jul 3 2018, In : Journal of Liquid Chromatography and Related Technologies. 41, 11, p. 740-748 9 p.

Research output: Contribution to journalArticle

1 Citation (Scopus)

The effect of plant growth promoting rhizobacteria on the water-yield relationship and carotenoid production of processing tomatoes

Le, T. A., Pék, Z., Takács, S., Neményi, A., Daood, H. & Helyes, L., Jun 1 2018, In : HortScience. 53, 6, p. 816-822 7 p.

Research output: Contribution to journalArticle

2 Citations (Scopus)
2017

Application of VIS-NIR reflectance spectra for estimating soluble solid and lycopene content of open-field processing tomato fruit juice from irrigation and mycorrhiza treatments

Szuvandzsiev, P., Daood, H., Posta, K., Helyes, L. & Pék, Z., May 1 2017, 14th International Symposium on Processing Tomato. International Society for Horticultural Science, p. 73-77 5 p. (Acta Horticulturae; vol. 1159).

Research output: Chapter in Book/Report/Conference proceedingConference contribution

1 Citation (Scopus)

Comparative studies on polyphenolic profile and antimicrobial activity of propolis samples selected from distinctive geographical areas of Hungary

Molnár, S., Mikuska, K., Patonay, K., Sisa, K., Daood, H., Némedi, E. & Kiss, A., Jun 1 2017, In : Food Science and Technology International. 23, 4, p. 349-357 9 p.

Research output: Contribution to journalArticle

3 Citations (Scopus)

Seasonal and irrigation effect on yield parameters and soluble solids content of processing cherry tomato

Pék, Z., Daood, H., Neményi, A., Helyes, L. & Szuvandzsiev, P., May 1 2017, 14th International Symposium on Processing Tomato. International Society for Horticultural Science, p. 45-49 5 p. (Acta Horticulturae; vol. 1159).

Research output: Chapter in Book/Report/Conference proceedingConference contribution

5 Citations (Scopus)

Simultaneous effect of mycorrhizae and water supply on yield formation of processing tomato

Helyes, L., Pék, Z., Daood, H. & Posta, K., May 1 2017, 14th International Symposium on Processing Tomato. International Society for Horticultural Science, p. 31-35 5 p. (Acta Horticulturae; vol. 1159).

Research output: Chapter in Book/Report/Conference proceedingConference contribution

1 Citation (Scopus)

The simultaneous determination of capsaicinoids, tocopherols, and carotenoids in pungent pepper powder

Nagy, Z., Daood, H., Koncsek, A., Molnár, H. & Helyes, L., Mar 22 2017, (Accepted/In press) In : Journal of Liquid Chromatography and Related Technologies. p. 1-11 11 p.

Research output: Contribution to journalArticle

4 Citations (Scopus)
2016

Effect of net shading technology and harvest times on yield and fruit quality of sweet pepper

Ambrózy, Z., Daood, H., Nagy, Z., Darázsi Ledó, H. & Helyes, L., 2016, In : Applied Ecology and Environmental Research. 14, 1, p. 99-109 11 p.

Research output: Contribution to journalArticle

3 Citations (Scopus)
5 Citations (Scopus)

Taibaiella coffeisoli sp. nov., isolated from the soil of a coffee plantation

Szabó, I., Szoboszlay, S., Táncsics, A., Szerdahelyi, S. G., Szűcs, Radó, J., Benedek, T., Szabó, L., Daood, H. G., Cserháti, M. & Kriszt, B., Apr 2016, In : International journal of systematic and evolutionary microbiology. 66, 4, p. 1627-1632 6 p., 000873.

Research output: Contribution to journalArticle

7 Citations (Scopus)

Water supply and temperature effects on some nutritive constituents of direct sown onion

Ombódi, A., Lugasi, A., Daood, H., Berki, M. & Helyes, L., 2016, In : Notulae Botanicae Horti Agrobotanici Cluj-Napoca. 44, 1, p. 245-249 5 p.

Research output: Contribution to journalArticle

1 Citation (Scopus)
2015

Determination of °Brix, lycopene, β-carotene and total carotenoid content of processing tomatoes using near infrared spectroscopy

Deák, K. J., Szigedi, T., Palotás, G., Daood, H. G. & Helyes, L., Apr 30 2015, XIII International Symposium on Processing Tomato. Camara, M., Battilani, A. & Colvine, S. (eds.). International Society for Horticultural Science, p. 253-258 6 p. (Acta Horticulturae; vol. 1081).

Research output: Chapter in Book/Report/Conference proceedingConference contribution

2 Citations (Scopus)

Determination of Polyphenols, Capsaicinoids, and Vitamin C in New Hybrids of Chili Peppers

Nagy, Z., Daood, H., Ambrózy, Z. & Helyes, L., Jan 1 2015, In : Journal of Analytical Methods in Chemistry. 2015, 102125.

Research output: Contribution to journalArticle

10 Citations (Scopus)

Effect of mycorrhizae on main antioxidant content of processing tomato

Helyes, L., Pék, Z., Daood, H. G. & Posta, K., Apr 30 2015, XIII International Symposium on Processing Tomato. Camara, M., Battilani, A. & Colvine, S. (eds.). International Society for Horticultural Science, p. 105-110 6 p. (Acta Horticulturae; vol. 1081).

Research output: Chapter in Book/Report/Conference proceedingConference contribution

3 Citations (Scopus)

HPLC determination of capsaicinoids with cross-linked C18 column and buffer-free eluent

Daood, H. G., Halasz, G., Palotás, G., Palotás, G., Bodai, Z. & Helyes, L., Jan 1 2015, In : Journal of chromatographic science. 53, 1, p. 135-143 9 p.

Research output: Contribution to journalArticle

7 Citations (Scopus)
3 Citations (Scopus)
2014

Carotenoid and antioxidant content of ground paprika from indoor-cultivated traditional varieties and new hybrids of spice red peppers

Daood, H. G., Palotás, G., Palotás, G., Somogyi, G., Pék, Z. & Helyes, L., Nov 1 2014, In : Food Research International. 65, PB, p. 231-237 7 p.

Research output: Contribution to journalArticle

19 Citations (Scopus)

Carotenoid and tocopherol composition of an orange-colored carrot as affected by water supply

Ombódi, A., Daood, H. G. & Helyes, L., Jun 2014, In : HortScience. 49, 6, p. 729-733 5 p.

Research output: Contribution to journalArticle

7 Citations (Scopus)

Changes of potentially anti-nutritive components in Hungarian potatoes from organic and conventional farming

Tömösközi-Farkas, R., Polgár, Z., Nagy-Gasztonyi, M., Horváth, V., Renkecz, T., Simon, K., Boross, F., Fabulya, Z. & Daood, H., Dec 1 2014, In : Acta Alimentaria. 43, 4, p. 676-683 8 p.

Research output: Contribution to journalArticle

1 Citation (Scopus)

Effect of irrigation on yield parameters and antioxidant profiles of processing cherry tomato

Pék, Z., Szuvandzsiev, P., Daood, H., Neményi, A. & Helyes, L., Jan 1 2014, In : Central European Journal of Biology. 9, 4, p. 383-395 13 p.

Research output: Contribution to journalArticle

30 Citations (Scopus)

HPLC analysis of carotenoids from tomatoes using cross-linked C18 column and MS detection

Daood, H. G., Bencze, G., Palotás, G., Pék, Z., Sidikov, A. & Helyes, L., Jan 1 2014, In : Journal of chromatographic science. 52, 9, p. 985-991 7 p.

Research output: Contribution to journalArticle

19 Citations (Scopus)

Improving microbiological safety and maintaining sensory and nutritional quality of pre-cut tomato and carrot by gamma irradiation

Mohácsi-Farkas, C., Nyiro-Fekete, B., Daood, H., Dalmadi, I. & Kiskó, G., Jun 2014, In : Radiation Physics and Chemistry. 99, p. 79-85 7 p.

Research output: Contribution to journalArticle

11 Citations (Scopus)

The influence of the water supply on the bioactive compounds of different tomato varieties

Berki, M., Daood, H. & Helyes, L., 2014, In : Acta Alimentaria. 43, p. 21-28 8 p.

Research output: Contribution to journalArticle

3 Citations (Scopus)
Open Access
16 Citations (Scopus)
5 Citations (Scopus)
2013

Effect of environmental conditions and water status on the bioactive compounds of broccoli

Pék, Z., Daood, H., Nagyné, M. G., Neményi, A. & Helyes, L., Aug 1 2013, In : Central European Journal of Biology. 8, 8, p. 777-787 11 p.

Research output: Contribution to journalArticle

13 Citations (Scopus)

Effect of variety and water supply on phytochemical (phenolics and carotenoids) content and composition of processing tomato

Helyes, L., Neményi, A., Pék, Z., Berki, M. & Daood, H. G., Jan 11 2013, XII International Symposium on the Processing Tomato. International Society for Horticultural Science, p. 93-98 6 p. (Acta Horticulturae; vol. 971).

Research output: Chapter in Book/Report/Conference proceedingConference contribution

2 Citations (Scopus)

Nutritive constituents of onion grown from sets as affected by water supply

Ombódi, A., Koczka, N., Lugasi, A., Daood, H. G., Berki, M. & Helyes, L., Dec 1 2013, In : HortScience. 48, 12, p. 1543-1547 5 p.

Research output: Contribution to journalArticle

3 Citations (Scopus)
2012

Yield and phytochemical compounds of broccoli as affected by temperature, irrigation, and foliar sulfur supplementation

Pék, Z., Daood, H., Nagyné, M. G., Berki, M., Tóthné, M. M., Neményi, A. & Helyes, L., Nov 1 2012, In : HortScience. 47, 11, p. 1646-1652 7 p.

Research output: Contribution to journalArticle

13 Citations (Scopus)
2011
1 Citation (Scopus)

Content of phenols in wheat as affected by varietal and agricultural factors

Gasztonyi, M. N., Farkas, R. T., Berki, M., Petróczi, I. M. & Daood, H. G., Sep 1 2011, In : Journal of Food Composition and Analysis. 24, 6, p. 785-789 5 p.

Research output: Contribution to journalArticle

14 Citations (Scopus)

Preliminary studies on developing a new method for quality control of tomato purée

Kiskó, G., Kaffka, K. & Daood, H., Jan 1 2011, In : Acta Alimentaria. 40, p. 59-66 8 p.

Research output: Contribution to journalArticle

2010

Fruit quality and composition of Hungarian bred walnut cultivars

Bujdosó, G., Tóth-Markus, M., Daood, H., Adányi, N. & Szentiványi, P., Mar 1 2010, In : Acta Alimentaria. 39, 1, p. 35-47 13 p.

Research output: Contribution to journalArticle

4 Citations (Scopus)

Liquid chromatographic analysis of phenolic compounds in organically and conventionally grown varieties of sour cherries

Nagy-Gasztonyi, M., Sass-Kiss, Á., Tömösközi-Farkas, R., Bánáti, D. & Daood, H. G., Jun 1 2010, In : Chromatographia. 71, SUPPL. 1, p. S99-S102

Research output: Contribution to journalArticle

2 Citations (Scopus)
2009

Analytical and technological aspects on bioactive compounds in spice red pepper

Daood, H. G., Jan 1 2009, In : Acta Alimentaria. 38, p. 87-97 11 p.

Research output: Contribution to journalArticle

6 Citations (Scopus)
2008

Extraction of cardamom oil by supercritical carbon dioxide and sub-critical propane

Hamdan, S., Daood, H. G., Toth-Markus, M. & Illés, V., Feb 1 2008, In : Journal of Supercritical Fluids. 44, 1, p. 25-30 6 p.

Research output: Contribution to journalArticle

80 Citations (Scopus)

Simultaneous LC determination of ergosterol, tocopherols and carotenoids in foods

Daood, H. G., Korbász, M., Hamdan, S. & Beczner, J., Oct 1 2008, In : Chromatographia. 68, SUPPL. 1, p. S137-S140

Research output: Contribution to journalArticle

7 Citations (Scopus)
2007

Supercritical carbon dioxide extraction of carotenoids, tocopherols and sitosterols from industrial tomato by-products

Vági, E., Simándi, B., Vásárhelyiné, K. P., Daood, H., Kéry, Á., Doleschall, F. & Nagy, B., Mar 1 2007, In : Journal of Supercritical Fluids. 40, 2, p. 218-226 9 p.

Research output: Contribution to journalArticle

118 Citations (Scopus)
2006

Antioxidant content of bio and conventional spice red pepper (capsicum annuum L.) as determined by HPLC

Daood, H. G., Tömösközi-Farkas, R. & Kapitány, J., Dec 1 2006, In : Acta Agronomica Hungarica. 54, 2, p. 133-140 8 p.

Research output: Contribution to journalArticle

20 Citations (Scopus)

Determination of glycoalcaloids in Hungarian potatoes by HPLC

Tömösközi-Farkas, R., Daood, H. G., Polgár, Z. & Hajós, G., Jun 1 2006, In : Chromatographia. 63, SUPPL. 13, p. S115-S118

Research output: Contribution to journalArticle

9 Citations (Scopus)

Drying temperature, endogenous antioxidants and capsaicinoids affect carotenoid stability in paprika (red pepper spice)

Daood, H. G., Kapitány, J., Biacs, P. & Albrecht, K., Nov 1 2006, In : Journal of the Science of Food and Agriculture. 86, 14, p. 2450-2457 8 p.

Research output: Contribution to journalArticle

51 Citations (Scopus)
2005
Open Access
44 Citations (Scopus)
2004

Modification of chromatographic method for the determination of benzoquinones in cereal products

Tömösközi-Farkas, R. & Daood, H. G., Aug 20 2004, In : Chromatographia. 60, SUPPL., p. S227-S230

Research output: Contribution to journalArticle

10 Citations (Scopus)
2002

Extraction of pungent spice paprika by supercritical carbon dioxide and subcritical propane

Daood, H. G., Illés, V., Gnayfeed, M. H., Mészáros, B., Horváth, G. & Biacs, P. A., Jun 25 2002, In : Journal of Supercritical Fluids. 23, 2, p. 143-152 10 p.

Research output: Contribution to journalArticle

80 Citations (Scopus)

Recovery of pigments from Origanum majorana L. by extraction with supercritical carbon dioxide

Vági, E., Simándi, B., Daood, H. G., Deák, A. & Sawinsky, J., Apr 10 2002, In : Journal of Agricultural and Food Chemistry. 50, 8, p. 2297-2301 5 p.

Research output: Contribution to journalArticle

47 Citations (Scopus)
2001

Comparison of red beet (Beta vulgaris var conditiva) varieties on the basis of their pigment components

Gasztonyi, M. N., Daood, H., Hájos, M. T. & Biacs, P., Jul 28 2001, In : Journal of the Science of Food and Agriculture. 81, 9, p. 932-933 2 p.

Research output: Contribution to journalArticle

39 Citations (Scopus)

Content of bioactive compounds in pungent spice red pepper (paprika) as affected by ripening and genotype

Gnayfeed, M. H., Daood, H. G., Biacs, P. A. & Alcaraz, C. F., Jan 1 2001, In : Journal of the Science of Food and Agriculture. 81, 15, p. 1580-1585 6 p.

Research output: Contribution to journalArticle

77 Citations (Scopus)
55 Citations (Scopus)