INVESTIGADORES
VILLAFAÑE virginia Estela
artículos
HELBLING, E. WALTER; BANASZAK, ANASTAZIA T.; VALIÑAS, MACARENA S.; VIZZO, JUAN I.; VILLAFAÑE, VIRGINIA E.; CABRERIZO, MARCO J.
Browning, nutrient inputs, and fast vertical mixing from simulated extreme rainfall and wind stress alter estuarine phytoplankton productivity
NEW PHYTOLOGIST; Año: 2023
VIZZO, JUAN I.; CABRERIZO, MARCO J.; HELBLING, E. WALTER; VILLAFAÑE, VIRGINIA E.
Extreme and gradual rainfall effects on winter and summer estuarine phytoplankton communities from Patagonia (Argentina)
MARINE ENVIRONMENTAL RESEARCH; Año: 2021 vol. 163
MASUDA, TAKAKO; PRÁIL, OND?EJ; VILLAFAÑE, VIRGINIA E.; VALIÑAS, MACARENA S.; INOMURA, KEISUKE; HELBLING, E. WALTER
Impact of Increased Nutrients and Lowered pH on Photosynthesis and Growth of Three Marine Phytoplankton Communities From the Coastal South West Atlantic (Patagonia, Argentina)
FRONTIERS IN MARINE SCIENCE; Año: 2021 vol. 8
BERMEJO, PAULA; DURÁN-ROMERO, CRISTINA; VILLAFAÑE, VIRGINIA E.; HELBLING, E. WALTER
Influence of fluctuating irradiance on photosynthesis, growth and community structure of estuarine phytoplankton under increased nutrients and acidification
JOURNAL OF EXPERIMENTAL MARINE BIOLOGY AND ECOLOGY; Año: 2020 vol. 526
HÄDER, DONAT-P.; BANASZAK, ANASTAZIA T.; VILLAFAÑE, VIRGINIA E.; NARVARTE, MAITE A.; GONZÁLEZ, RAÚL A.; HELBLING, E. WALTER
Anthropogenic pollution of aquatic ecosystems: Emerging problems with global implications
THE SCIENCE OF TOTAL ENVIRONMENT; Año: 2020 vol. 713
CABRERIZO, MARCO J.; HELBLING, E. WALTER; VILLAFAÑE, VIRGINIA E.; MEDINA-SÁNCHEZ, JUAN M.; CARRILLO, PRESENTACIÓN
Multiple interacting environmental drivers reduce the impact of solar UVR on primary productivity in Mediterranean lakes
Scientific Reports; Año: 2020 vol. 10
VALIÑAS, MACARENA S.; VILLAFAÑE, VIRGINIA E.; CABRERIZO, MARCO J.; ROMERO, CRISTINA DURÁN; HELBLING, E. WALTER
Global change effects on plankton community structure and trophic interactions in a Patagonian freshwater eutrophic system
HYDROBIOLOGIA; Año: 2018 vol. 816 p. 61 - 77
CABRERIZO, MARCO J.; CARRILLO, PRESENTACIÓN; VILLAFAÑE, VIRGINIA E.; MEDINA-SÁNCHEZ, JUAN MANUEL; HELBLING, E. WALTER
Increased nutrients from aeolian-dust and riverine origin decrease the CO2-sink capacity of coastal South Atlantic waters under UVR exposure
Limnology and Oceanography; Año: 2018 vol. 63 p. 1191 - 1203
VILLAFAÑE, V. E.; PACZKOWSKA, J.; AGNETA ANDERSSON; DURAN-ROMERO, CRISTINA; VALINAS, M. S.; HELBLING, E. W.
Dual role of DOM in a scenario of global change on photosynthesis and structure of coastal phytoplankton from the South Atlantic Ocean
SCIENCE OF THE TOTAL ENVIRONMENT; Lugar: Amsterdam; Año: 2018 vol. 634 p. 1352 - 1361
BERMEJO, PAULA; HELBLING, E. WALTER; DURÁN-ROMERO, CRISTINA; CABRERIZO, MARCO J.; VILLAFAÑE, VIRGINIA E.
Abiotic control of phytoplankton blooms in temperate coastal marine ecosystems: A case study in the South Atlantic Ocean
THE SCIENCE OF TOTAL ENVIRONMENT; Año: 2018 vol. 612 p. 894 - 902
VILLAFAÑE, VIRGINIA E.; CABRERIZO, MARCO J.; ERZINGER, GILMAR S.; BERMEJO, PAULA; STRAUCH, SEBASTIAN M.; VALIÑAS, MACARENA S.; HELBLING, E. WALTER
Photosynthesis and Growth of Temperate and Sub-Tropical Estuarine Phytoplankton in a Scenario of Nutrient Enrichment under Solar Ultraviolet Radiation Exposure
ESTUARIES AND COASTS; Año: 2017 vol. 40 p. 842 - 855
CABRERIZO, MARCO J.; CARRILLO, PRESENTACIÓN; VILLAFAÑE, VIRGINIA E.; HELBLING, E. WALTER
Differential impacts of global change variables on coastal South Atlantic phytoplankton: Role of seasonal variations
MARINE ENVIRONMENTAL RESEARCH; Año: 2017 vol. 125 p. 63 - 72
DURAN-ROMERO, CRISTINA; VILLAFANE, VIRGINIA E.; VALINAS, MACARENA S.; GONCALVES, RODRIGO J.; HELBLING, E. WALTER
Solar UVR sensitivity of phyto- and bacterioplankton communities from Patagonian coastal waters under increased nutrients and acidification
ICES JOURNAL OF MARINE SCIENCE; Año: 2017 vol. 74 p. 1062 - 1073
SPINELLI, MARIELA L.; GONÇALVES, RODRIGO J.; VILLAFAÑE, VIRGINIA E.; CAPITANIO, FABIANA L.
Diversity of copepods in Atlantic patagonian coastal waters throughout an annual cycle
CIENCIAS MARINAS; Año: 2016 vol. 42 p. 31 - 47
VILLAFAÑE, V. E.; VALINAS, M. S.; CABRERIZO, M.; HELBLING, E. W.
Physio-ecological responses of Patagonian coastal marine phytoplankton in a scenario of global change: Role of acidification, nutrients and solar UVR
MARINE CHEMISTRY; Lugar: Amsterdam; Año: 2015 vol. 177 p. 411 - 420
CARRILLO, P.; MEDINA-SÁNCHEZ, J. M.; DURÁN, C.; HERRERA, G.; VILLAFAÑE, V. E.; HELBLING, E. W.
Synergistic effects of UVR and simulated stratification on commensalistic algal-bacterial relationship in two optically contrasting oligotrophic Mediterranean lakes
BIOGEOSCIENCES; Lugar: Gottingen; Año: 2015 vol. 12 p. 697 - 712
HELBLING, E.W; BANASZAK, A. T.; VILLAFAÑE, V. E.
Differential responses to the combination UVR and elevated temperature of two phytoplankton communities of the Chubut River estuary (Patagonia, Argentina)
ESTUARIES AND COASTS; Lugar: Berlin; Año: 2015 vol. 38 p. 1134 - 1146
VILLAFAÑE, V. E.; GUENDULAIN GARCIA, S. D.; VALADEZ, F.; ROSILES-GONZALEZ, G.; HELBLING, E.W; BANASZAK, A. T.
Antagonistic and synergistic responses to solar ultraviolet radiation and increased temperature of phytoplankton from cenotes (sink holes) of the Yucatán Peninsula, México
Freshwater Science; Año: 2015 vol. 34 p. 1282 - 1292
HELBLING, E. W.; BANASZAK, A. T.; VILLAFAÑE, V. E.
Global change feed-back linking water transparency, mixing, and solar UVR inhibits cyanobacterial photosynthesis
Nature Scientific Reports; Año: 2015 vol. 5 p. 1 - 6
DURÁN, C.; MEDINA-SÁNCHEZ, J. M.; HERRERA, G.; VILLAR-ARGAIZ , M.; VILLAFAÑE, V. E.; HELBLING, E. W.; CARRILLO, P.
Direct and indirect effects of vertical mixing, nutrients and ultraviolet radiation on the bacterioplankton metabolism in high-mountain lakes from southern Europe
Biogeosciences Discussions; Lugar: Gottingen; Año: 2014 vol. 11 p. 7291 - 7325
DONAT P. HADER; VILLAFAÑE, V. E.; HELBLING, E. W.
Productivity of aquatic primary producers under global climate change
Photochemical and Photobiological Sciences; Lugar: CAMBRIDGE; Año: 2014 vol. 13 p. 1370 - 1392
VILLAFAÑE, V. E.; FIORDA GIORDANINO, MARÍA VALERIA; HELBLING, E.W
Phytoplankton primary production in freshwater environments of Argentina
FUNDAMENTAL AND APPLIED LIMNOLOGY; Lugar: Stuttgart; Año: 2014 vol. 65 p. 393 - 407
HELBLING, E.W; VILLAFAÑE, V. E.
Ultraviolet studies upon phytoplankton from freshwater and marine ecosystems of Argentina
FUNDAMENTAL AND APPLIED LIMNOLOGY; Lugar: Stuttgart; Año: 2014 vol. 65 p. 375 - 392
DONAT P HADER; PETER R. RICHTER; VIRGINIA E. VILLAFAÑE; E WALTER HELBLING
Influence of light history on the photosynthetic and motility responses of Gymnodinium chlorophorum exposed to UVR and different temperatures
JOURNAL OF PHOTOCHEMISTRY AND PHOTOBIOLOGY B-BIOLOGY; Lugar: Amsterdam; Año: 2014 vol. 138 p. 273 - 281
VALINAS, M. S.; BERMEJO, P.; GALBAN, L.; LABORDA, L.; DONAT P HADER; VIRGINIA E. VILLAFAÑE; E WALTER HELBLING
Combined impact of ultraviolet radiation and increased nutrients supply: a test of the potential anthropogenic impacts on the benthic amphipod Amphitoe valida from Patagonian waters (Argentina)
Frontiers in Environmental Sciences; Año: 2014 vol. 2 p. 1 - 10
VILLAFAÑE, VIRGINIA E.; ERZINGER, G. S.; STRAUCH, S. M.; E WALTER HELBLING
Photochemical activity of PSII of tropical phytoplankton communities of Southern Brazil exposed to solar radiation and nutrient addition
JOURNAL OF EXPERIMENTAL MARINE BIOLOGY AND ECOLOGY; Lugar: Amsterdam; Año: 2014 vol. 459 p. 199 - 207
CABRERIZO, M.; CARRILLO, P.; VILLAFAÑE, V. E.; HELBLING, E. W.
Current and predicted global change impacts of UVR, temperature and nutrient inputs on photosynthesis and respiration of key marine phytoplankton species
JOURNAL OF EXPERIMENTAL MARINE BIOLOGY AND ECOLOGY; Lugar: Amsterdam; Año: 2014 vol. 461 p. 371 - 380
HALAC, S.R.; VILLAFAÑE, V. E.; GONÇALVES, R.J.; HELBLING, E. W.
Photochemical responses of three marine phytoplankton species exposed to ultraviolet radiation and increased temperature: Role of photoprotective mechanisms
JOURNAL OF PHOTOCHEMISTRY AND PHOTOBIOLOGY B-BIOLOGY; Lugar: Amsterdam; Año: 2014 vol. 141 p. 217 - 227
HELBLING, E. W.; CARRILLO, P.; MEDINA-SÁNCHEZ, J. M.; DURÁN, C.; HERRERA, G.; VILLAR-ARGAIZ , M.; VILLAFAÑE, V. E.
Interactive effects of vertical mixing, nutrients and ultraviolet radiation: In situ photosynthetic responses of phytoplankton from high mountain lakes of Southern Europe.
BIOGEOSCIENCES; Lugar: Gottingen; Año: 2013 vol. 10 p. 1037 - 1050
HALAC, S.R.; GUENDULAIN GARCIA, S. D.; VILLAFAÑE, V. E.; HELBLING, E. W.; BANASZAK, A. T.
Responses of tropical plankton communities from the Mexican Caribbean to solar ultraviolet radiation exposure and increased temperature.
JOURNAL OF EXPERIMENTAL MARINE BIOLOGY AND ECOLOGY; Lugar: Amsterdam; Año: 2013 vol. 445 p. 99 - 107
JIN, P.; GAO, K; VILLAFAÑE, V. E.; CAMPBELL, D. A.; HELBLING, E. W.
Ocean acidification alters the photosynthetic responses of the coccolithophorid Gephyrocapsa oceanica to fluctuating visible and UV radiation
PLANT PHYSIOLOGY.; Lugar: Rockville; Año: 2013 vol. 162 p. 2084 - 2094
VILLAFAÑE, V. E.; BANASZAK, A. T.; GUENDULAIN GARCIA, S. D.; STRAUCH, S. M.; HALAC, S.R.; HELBLING, E. W.
Influence of seasonal variables associated with climate change on photochemical diurnal cycles of marine phytoplankton from Patagonia (Argentina).
LIMNOLOGY AND OCEANOGRAPHY; Lugar: New York; Año: 2013 vol. 58 p. 203 - 314
MA, Z.; HELBLING, E.W; LI, W.; VILLAFAÑE, V. E.; GAO, K
Motility and photosynthetic responses of the green microalga Tetraselmis subcordiformis to visible and UV light levels.
JOURNAL OF APPLIED PHYCOLOGY; Lugar: Berlin; Año: 2012 vol. 6 p. 1613 - 1621
LI, Y.; GAO, K; VILLAFAÑE, V. E.; HELBLING, E. W.
Ocean acidification mediates the photosynthetic response to UV radiation and temperature increase in the diatom Phaeodactylum tricornutum.
BIOGEOSCIENCES; Lugar: Gottingen; Año: 2012 vol. 9 p. 3931 - 3942
MANRIQUE, J.M.; CALVO,A. Y.; HALAC, S.R.; VILLAFAÑE, V. E.; JONES, L. R.; HELBLING, E. W.
Effects of UV radiation on the taxonomic composition of natural bacterioplankton communities from Bahía Engaño (Patagonia, Argentina).
JOURNAL OF PHOTOCHEMISTRY AND PHOTOBIOLOGY B-BIOLOGY; Lugar: Amsterdam; Año: 2012 vol. 117 p. 171 - 178
FIORDA GIORDANINO, MARÍA VALERIA; STRAUCH, S. M.; VILLAFAÑE, V. E.; HELBLING, E.W
Influence of temperature and UVR on photosynthesis and morphology of four species of cyanobacteria
JOURNAL OF PHOTOCHEMISTRY AND PHOTOBIOLOGY B-BIOLOGY; Año: 2011 vol. 103 p. 68 - 77
GONÇALVES, R.J.; VILLAFAÑE, V. E.; MEDINA, C. D.; ELENA S BARBIERI; HELBLING, E. W.
Plankton dynamics and photosynthesis responses in a eutrophic lake in Patagonia (Argentina): influence of grazer abundance and UVR
LATIN AMERICAN JOURNAL OF AQUATIC RESEARCH; Año: 2011 vol. 39 p. 117 - 130
XU,K; GAO, K; VILLAFAÑE, V. E.; HELBLING, E. W.
Photosynthetic responses of Emiliania huxleyi to UV radiation and elevated temperature: roles of calcified coccoliths
BIOGEOSCIENCES; Año: 2011 vol. 8 p. 1441 - 1452
HELBLING, E. W.; BUMA, A.G.J; PETER BOELEN; VAN DER STRATE,H. J.; FIORDA GIORDANINO, MARÍA VALERIA; VILLAFAÑE, V. E.
Increase in Rubisco activity and gene expression due to elevated temperature partially counteracts ultraviolet radiation–induced photoinhibition in the marine diatom Thalassiosira weissflogii
LIMNOLOGY AND OCEANOGRAPHY; Año: 2011 vol. 56 p. 1330 - 1342
HALAC, S.R.; VILLAFAÑE, V. E.; E.W. HELBLING
Temperature benefits the photosynthetic performance of the diatoms Chaetoceros gracilis and Thalassiosira weissflogii when exposed to UVR
JOURNAL OF PHOTOCHEMISTRY AND PHOTOBIOLOGY B-BIOLOGY; Año: 2010 vol. 101 p. 196 - 205
GONÇALVES, R.J.; SOL SOUZA, M.; AIGO, J.; MODENUTTI, B.; BALSEIRO, E.; VILLAFAÑE, V. E.; CUSSAC, V.; HELBLING, E. W.
Responses of plankton and fish from temperate zones to UVR and temperature in a context of global change
ECOLOGÍA AUSTRAL; Año: 2010 vol. 20 p. 129 - 153
HELBLING, E. W.; D.E. PÉREZ; C.D. MEDINA; M.G. LAGUNAS; VILLAFAÑE, V. E.
Phytoplankton distribution and photosynthesis dynamics in the Chubut River estuary (Patagonia, Argentina) throughout tidal cycles
LIMNOLOGY AND OCEANOGRAPHY; Año: 2010 vol. 55 p. 55 - 65
VAN DE POLL, W.H; A.G.J. BUMA; R.J.W. VISSER; P.J. JANKNEGT; V.E. VILLAFAÑE; E.W. HELBLING
Xanthophyll cycle activity and photosynthesis of Dunaliella tertiolecta (Chlorophyceae) and Thalassiosira weissflogii (Bacillariophyceae) during fluctuating solar radiation
PHYCOLOGIA; Año: 2010 vol. 49 p. 249 - 259
GAO, K; Z. RUAN; V.E. VILLAFAÑE; J.-P. GATTUSO; E. W. HELBLING
Ocean acidification exacerbates the impact of UV radiation on the calcifying phytoplankter Emiliania huxleyi
LIMNOLOGY AND OCEANOGRAPHY; Año: 2009 vol. 54 p. 1855 - 1862
BUMA, A.G.J; R.J.W. VISSER; W.H. VAN DE POLL; V.E. VILLAFAÑE; P.J. JANKNEGT; E.W. HELBLING
Wavelength dependent xanthophyll cycle activity in marine microalgae exposed to natural ultraviolet radiation
EUROPEAN JOURNAL OF PHYCOLOGY; Año: 2009 p. 515 - 524
VIRGINIA ESTELA VILLAFAÑE; J JANKNEGT, PAUL; MARCO DE GRAAFF,; W VISSER, RONALD J; VAN DE POLL, WILLEM H; J BUMA, ANITA G; WALTER HELBLING, E
UVR-induced photoinhibition of summer marine phytoplankton communities from Patagonia
MARINE BIOLOGY; Año: 2008 p. 1021 - 1029
HELBLING, E.W.,; A. G. J. BUMA; W. H. VAN DE POLL; M. V. FERNÁNDEZ ZENOFF; V. E. VILLAFAÑE
UVR-induced photosynthetic inhibition dominates over DNA damage in marine dinoflagellates exposed to fluctuating solar radiation regimes
JOURNAL OF EXPERIMENTAL MARINE BIOLOGY AND ECOLOGY; Año: 2008 p. 96 - 102
ALEJANDRA MARCOVAL, M; VIRGINIA ESTELA VILLAFAÑE; WALTER HELBLING, E
Combined effects of solar ultraviolet radiation and nutrients addition on growth, biomass and taxonomic composition of coastal marine phytoplankton communities of Patagonia
JOURNAL OF PHOTOCHEMISTRY AND PHOTOBIOLOGY B-BIOLOGY; Año: 2008 p. 157 - 166
VIRGINIA ESTELA VILLAFAÑE; KUNSHAN GAO,; PING LI,; GANG LI,; WALTER HELBLING, E
Vertical mixing within the epilimnion modulates UVR-induced photoinhibition in tropical phytoplankton from Southern China
FRESHWATER BIOLOGY (PRINT); Año: 2007 vol. 52 p. 1260 - 1270
J GONCALVES, RODRIGO; S BARBIERI, ELENA; VIRGINIA ESTELA VILLAFAÑE; WALTER HELBLING, E
Motility of Daphnia spinulata as affected by solar radiation throughout a year cycle in mid latitudes of Patagonia
PHOTOCHEMISTRY AND PHOTOBIOLOGY; Año: 2007 vol. 83 p. 824 - 832
KUNSHAN GAO,; YAPING WU,; GANG LI,; HONSHYAN WU,; VIRGINIA ESTELA VILLAFAÑE; WALTER HELBLING, E
Solar UV-radiation drives CO2-fixation in marine phytoplankton: A double-edged sword
PLANT PHYSIOLOGY.; Año: 2007 vol. 144 p. 54 - 59
KUNSHAN GAO,; GANG LI,; WALTER HELBLING, E; VIRGINIA ESTELA VILLAFAÑE
Variability of UVR effects on photosynthesis of summer phytoplankton assemblages from a tropical coastal area of the South China Sea.
PHOTOCHEMISTRY AND PHOTOBIOLOGY; Año: 2007 vol. 83 p. 802 - 809
ALEJANDRA MARCOVAL, M; VIRGINIA ESTELA VILLAFAÑE; WALTER HELBLING, E
Interactive effects of ultraviolet radiation and nutrient addition on growth and photosynthesis performance of four species of marine phytoplankton.
JOURNAL OF PHOTOCHEMISTRY AND PHOTOBIOLOGY B-BIOLOGY; Año: 2007 vol. 89 p. 78 - 87
PETER R. RICHTER; DONAT P. HADER; RODRIGO J. GONCALVES; M. ALEJANDRA MARCOVAL; VIRGINIA ESTELA VILLAFAÑE; E. WALTER HELBLING
Vertical Migration and Motility Responses in Three Marine Phytoplankton species exposed to solar radiation
PHOTOCHEMISTRY AND PHOTOBIOLOGY; Año: 2007 vol. 83 p. 810 - 817
ALEJANDRA MARCOVAL, M; VIRGINIA ESTELA VILLAFAÑE; WALTER HELBLING, E
Combined effects of solar ultraviolet radiation and nutrients addition on growth, biomass andtaxonomic composition of coastal marine phytoplankton communities of Patagonia
JOURNAL OF PHOTOCHEMISTRY AND PHOTOBIOLOGY B-BIOLOGY; Año: 2007 p. 1 - 1
WALTER HELBLING, E; EUGENIA FARIAS, MARIA; FERNANDEZ ZENOFF, VERONICA; VIRGINIA ESTELA VILLAFAÑE
In situ responses of phytoplankton from the subtropical Lake La Angostura (Tucumán, Argentina) in relation to solar ultraviolet radiation exposure and mixing conditions
HYDROBIOLOGIA; Año: 2006 vol. 559 p. 123 - 134
WALTER HELBLING, E; KUNSHAN GAO,; H AI,; Z MA,; VIRGINIA ESTELA VILLAFAÑE
Differential responses of Nostoc sphaeroides and Arthrospira platensis to solar ultraviolet radiation exposure: Importance of long-term acclimation
JOURNAL OF APPLIED PHYCOLOGY; Año: 2006 vol. 18 p. 57 - 66
S BARBIERI, ELENA; VIRGINIA ESTELA VILLAFAÑE; WALTER HELBLING, E
Dynamics of oxygen production / consumption in Dunaliella salina, Thalassiosira weissflogii and Heterocapsa triquetra circulating within a simulated upper mixed layer
INVESTIGACIONES MARINAS CICIMAR; Año: 2006 vol. 34 p. 97 - 108
VIRGINIA ESTELA VILLAFAÑE; KUNSHAN GAO,; WALTER HELBLING, E
Short- and long-term effects of solar ultraviolet radiation on the red algae Porphyridium cruentum (S. F Gray) Nägeli
Photochemical and Photobiological Sciences; Lugar: Cambridge; Año: 2005 vol. 4 p. 376 - 382
WALTER HELBLING, E; S BARBIERI, ELENA; ALEJANDRA MARCOVAL, M; J GONCALVES, RODRIGO; VIRGINIA ESTELA VILLAFAÑE
Impact of solar ultraviolet radiation on marine phytoplankton from Patagonia
PHOTOCHEMISTRY AND PHOTOBIOLOGY; Año: 2005 vol. 81 p. 807 - 818
HONGYAN WU,; KUNSHAN GAO,; VIRGINIA ESTELA VILLAFAÑE; TERUO WATANABE,; WALTER HELBLING, E
Effects of solar UV radiation and photosynthesis of the filamentous cyanobacterium, Arthrospira platensis
APPLIED AND ENVIRONMENTAL MICROBIOLOGY; Año: 2005 vol. 71 p. 5004 - 5013
VIRGINIA ESTELA VILLAFAÑE; ELENA S BARBIERI; E WALTER HELBLING
Annual patterns of ultraviolet radiation effects on temperate marine phytoplankton of Patagonia, Argentina
JOURNAL OF PLANKTON RESEARCH; Año: 2004 vol. 26 p. 167 - 174
E WALTER HELBLING; ELENA S BARBIERI; RAJESHWAR P SINHA; VIRGINIA ESTELA VILLAFAÑE; DONAT P HADER
Dynamics of potentially protective compounds in Rhodophyta species from Patagonia (Argentina) exposed to solar radiation
JOURNAL OF PHOTOCHEMISTRY AND PHOTOBIOLOGY B-BIOLOGY; Año: 2004 vol. 75 p. 63 - 71
VIRGINIA ESTELA VILLAFAÑE; ANITA G J BUMA; PETER BOELEN; E WALTER HELBLING
Solar UVR-induced DNA damage and inhibition of photosynthesis in phytoplankton from Andean lakes of Argentina
ARCHIV FUR HYDROBIOLOGIE; Lugar: Sttutgart; Año: 2004 vol. 161 p. 245 - 266
VIRGINIA ESTELA VILLAFAÑE; M ALEJANDRA MARCOVAL; E WALTER HELBLING
Photosynthesis vs. irradiance characteristics in phytoplankton assemblages off Patagonia (Argentina): Temporal variability and solar UVR effects
MARINE ECOLOGY PROGRESS SERIES; Año: 2004 vol. 284 p. 23 - 34
WALTER HELBLING, E; KUNSHAN GAO,; J GONCALVES, RODRIGO; HONSHYAN WU; VIRGINIA ESTELA VILLAFAÑE
Utilization of solar ultraviolet radiation by phytoplankton assemblages from the Southern China Sea when exposed to fast mixing conditions
MARINE ECOLOGY PROGRESS SERIES; Año: 2003 vol. 259 p. 59 - 66
WALTER HELBLING, E; FRANCESCO ZARATTI; LIVIO O SALA; EDUARDO R PALENQUE; C FERNANDO MENCHI; VIRGINIA ESTELA VILLAFAÑE
Mycosporine like aminoacids protect the copepod Boeckella titicacae (Harding) against high levels of solar UVR
JOURNAL OF PLANKTON RESEARCH; Año: 2002 vol. 24 p. 225 - 234
S BARBIERI, ELENA; VIRGINIA ESTELA VILLAFAÑE; WALTER HELBLING, E
Experimental assessment of UV effects upon temperate marine phytoplankton when exposed to variable radiation regimes
LIMNOLOGY AND OCEANOGRAPHY; Año: 2002 vol. 47 p. 1648 - 1655
WALTER HELBLING, E; C FERNANDO MENCHI; VIRGINIA ESTELA VILLAFAÑE
Bioaccumulation and role of UV-absorbing compounds in two crustacean species from Patagonia, Argentina
Photochemical And Photobiological Sciences; Año: 2002 vol. 1 p. 285 - 285
J GONCALVES, RODRIGO; VIRGINIA ESTELA VILLAFAÑE; WALTER HELBLING, E
Photorepair activity and protective compounds in two freshwater zooplankton species (Daphnia menucoensis and Metacyclops mendocinus) from Patagonia, Argentina
Photochemical And Photobiological Sciences; Año: 2002 vol. 1 p. 996 - 1000
WALTER HELBLING, E; ANITA G J BUMA; M KARIN DE BOER; VIRGINIA ESTELA VILLAFAÑE
In situ impact of solar ultraviolet radiation on photosynthesis and DNA in temperate marine phytoplankton
MARINE ECOLOGY PROGRESS SERIES; Año: 2001 vol. 211 p. 43 - 49
VIRGINIA ESTELA VILLAFAÑE; WALTER HELBLING, E; HORACIO E ZAGARESE
Solar ultraviolet radiation and its impact on aquatic ecosystems of Patagonia, South America
AMBIO; Año: 2001 vol. 30 p. 112 - 117
VIRGINIA ESTELA VILLAFAÑE; WALTER HELBLING, E; ANITA G J BUMA; MARCOS ANDRADE; FRANCESCO ZARATTI
DNA damage and photosynthetic inhibition induced by solar UVR in tropical phytoplankton (Lake Titicaca, Bolivia)
EUROPEAN JOURNAL OF PHYCOLOGY; Año: 2001 vol. 36 p. 157 - 166
WALTER HELBLING, E; S BARBIERI, ELENA; VIRGINIA ESTELA VILLAFAÑE
Sensitivity of winter phytoplankton communities from Andean lakes to artificial ultraviolet-B radiation
REVISTA CHILENA DE HISTORIA NATURAL; Año: 2001 vol. 74 p. 391 - 400
VIRGINIA ESTELA VILLAFAÑE; MARCOS ANDRADE; A VALERIA LAIRANA; FRANCESCO ZARATTI; WALTER HELBLING, E
Inhibition of phytoplankton photosynthesis by solar ultraviolet radiation: Studies in Lake Titicaca, Bolivia
Freshwater Biology; Año: 1999 vol. 42 p. 215 - 224
HORACIO E ZAGARESE; WALTER R CRAVERO; VIRGINIA ESTELA VILLAFAÑE; WALTER HELBLING, E
Efecto de la radiación ultravioleta sobre los ecosistemas acuáticos
Ciencia Hoy; Año: 1998 vol. 8 p. 22 - 29
VIRGINIA ESTELA VILLAFAÑE; HUMBERTO DIAZ; SERGIO AVARIA; WALTER HELBLING, E
Aclimatación y sensibilidad de especies fitoplanctónicas antárticas a la radiación ultravioleta solar
Revista de Biologia Marina y Oceanografia; Año: 1997 vol. 32 p. 157 - 175
OSMUND HOLM HANSEN; CHRIS D HEWES; VIRGINIA ESTELA VILLAFAÑE; WALTER HELBLING, E; NELSON SILVA S; ANTHONY F AMOS
Distribution of phytoplankton and nutrients in relation to different water masses in the area around Elephant Island, Antarctica
POLAR BIOLOGY; Año: 1997 vol. 18 p. 145 - 153
WALTER HELBLING, E; HANS CHR EILERTSEN; VIRGINIA ESTELA VILLAFAÑE; OSMUND HOLM HANSEN
Effects of ultraviolet radiation on post-bloom phytoplankton populations in Kvalsund, North Norway
JOURNAL OF PHOTOCHEMISTRY AND PHOTOBIOLOGY B-BIOLOGY; Año: 1996 vol. 33 p. 255 - 259
WALTER HELBLING, E; BRUCE E CHALKER; WALTER C DUNLAP; OSMUND HOLM HANSEN; VIRGINIA ESTELA VILLAFAÑE
Photoacclimation of Antarctic marine diatoms to solar ultraviolet radiation
JOURNAL OF EXPERIMENTAL MARINE BIOLOGY AND ECOLOGY; Año: 1996 vol. 204 p. 85 - 100
NELSON SILVA S; CAROLINA CALVETE; OSMUND HOLM HANSEN; VIRGINIA ESTELA VILLAFAÑE; WALTER HELBLING, E
AMLR Program: Distribution of inorganic nutrients around Elephant Island, Antarctica, January to March 1996
Antarctic Journal Of The United States; Año: 1996 vol. 31 p. 141 - 145
VIRGINIA ESTELA VILLAFAÑE; WALTER HELBLING, E; OSMUND HOLM HANSEN
AMLR Program: Primary production and distribution of chlorophyll-a around Elephant Island, Antarctica, January-March, 1996
Antarctic Journal Of The United States; Año: 1996 vol. 31 p. 137 - 140
OSMUND HOLM HANSEN; VIRGINIA ESTELA VILLAFAÑE; WALTER HELBLING, E
Photoinhibition in antarctic phytoplankton by ultraviolet-B radiation in relation to column ozone values
Antarctic Journal Of The United States; Año: 1996 vol. 31 p. 229 - 230
WALTER HELBLING, E; VIRGINIA ESTELA VILLAFAÑE; OSMUND HOLM HANSEN
Variability of phytoplankton distribution and primary production around Elephant island, Antarctica, during 1990-1993
POLAR BIOLOGY; Año: 1995 vol. 15 p. 233 - 246
NELSON SILVA S; WALTER HELBLING, E; VIRGINIA ESTELA VILLAFAÑE; ANTHONY F AMOS; OSMUND HOLM HANSEN
Variability in nutrient concentrations around Elephant Island, Antarctica, during 1991-199
Polar Research; Año: 1995 vol. 14 p. 69 - 82
VIRGINIA ESTELA VILLAFAÑE; WALTER HELBLING, E; OSMUND HOLM HANSEN
Spatial and temporal variability of phytoplankton taxonomic composition around Elephant Island, Antarctica, during summers of 1990-1993
MARINE BIOLOGY; Año: 1995 vol. 123 p. 677 - 686
WALTER HELBLING, E; E ROGELIO MARGUET; VIRGINIA ESTELA VILLAFAÑE; OSMUND HOLM HANSEN
Bacterioplankton viability in Antarctic waters as affected by solar ultraviolet radiation
MARINE ECOLOGY PROGRESS SERIES; Año: 1995 vol. 126 p. 293 - 298
VIRGINIA ESTELA VILLAFAÑE; WALTER HELBLING, E; OSMUND HOLM HANSEN; HUMBERTO DIAZ
Long term responses by Antarctic phytoplankton to ultraviolet radiation
Antarctic Journal Of The United States; Año: 1995 vol. 30 p. 320 - 322
WALTER C DUNLAP; GUSTAVO A RAE; WALTER HELBLING, E; VIRGINIA ESTELA VILLAFAÑE; OSMUND HOLM HANSEN
UV absorbing compounds in natural assemblages of Antarctic phytoplankton
Antarctic Journal Of The United States; Año: 1995 vol. 30 p. 323 - 326
VIRGINIA ESTELA VILLAFAÑE; WALTER HELBLING, E; OSMUND HOLM HANSEN; MARTIN MONTES
Horizontal and vertical distribution of phytoplankton biomass in the vicinity of Elephant Island during January-March, 1995
Antarctic Journal Of The United States; Año: 1995 vol. 30 p. 232 - 234
OSMUND HOLM HANSEN; VIRGINIA ESTELA VILLAFAÑE; WALTER HELBLING, E; SERGIO FIGUEROA
AMLR Program: Rates of primary production
Antarctic Journal Of The United States; Año: 1995 vol. 30 p. 227 - 229
MARTHA FERRARIO; VIRGINIA ESTELA VILLAFAÑE; WALTER HELBLING, E; OSMUND HOLM HANSEN
The occurrence of the symbiont Richelia in Rhizosolenia and Hemiaulus in the North Pacific
REVISTA BRASILEIRA DE BIOLOGIA; Año: 1995 vol. 55 p. 439 - 443
VIRGINIA ESTELA VILLAFAÑE; WALTER HELBLING, E; OSMUND HOLM HANSEN; BRUCE E CHALKER
Acclimatization of Antarctic natural phytoplankton assemblages when exposed to solar ultraviolet radiation
JOURNAL OF PLANKTON RESEARCH; Año: 1995 vol. 17 p. 2295 - 2306
VIRGINIA ESTELA VILLAFAÑE; WALTER HELBLING, E; OSMUND HOLM HANSEN; HUMBERTO DIAZ
AMLR Program: Phytoplankton distribution and species composition around Elephant Island, Antarctica, during January-March, 1994
Antarctic Journal Of The United States; Año: 1994 vol. 29 p. 191 - 193
OSMUND HOLM HANSEN; VIRGINIA ESTELA VILLAFAÑE; WALTER HELBLING, E
AMLR Program: Photobiological characteristics of phytoplankton around Elephant Island, Antarctica
Antarctic Journal Of The United States; Año: 1994 vol. 29 p. 188 - 190
WALTER HELBLING, E; VIRGINIA ESTELA VILLAFAÑE; OSMUND HOLM HANSEN
In situ inhibition of primary production due to ultraviolet radiation in Antarctica
Antarctic Journal Of The United States; Año: 1994 vol. 29 p. 262 - 263
MARGUET E ROGELIO; WALTER HELBLING, E; VIRGINIA ESTELA VILLAFAÑE; OSMUND HOLM HANSEN
Effects of solar radiation on viability of two strains of Antarctic bacteria
Antarctic Journal Of The United States; Año: 1994 vol. 29 p. 264 - 265
VIRGINIA ESTELA VILLAFAÑE; WALTER HELBLING, E; OSMUND HOLM HANSEN; LIVIO O SALA
Effects of solar ultraviolet radiation on Antarctic phytoplankton during springtime ozone depletion
Antarctic Journal Of The United States; Año: 1994 vol. 29 p. 259 - 262
OSMUND HOLM HANSEN; ANTHONY F AMOS; NELSON SILVA S; VIRGINIA ESTELA VILLAFAÑE; WALTER HELBLING, E
In situ evidence for a nutrient limitation of phytoplankton growth in pelagic Antarctic waters
ANTARCTIC SCIENCE; Año: 1994 vol. 6 p. 315 - 324
WALTER HELBLING, E; ANTHONY F AMOS; NELSON SILVA S; VIRGINIA ESTELA VILLAFAÑE; OSMUND HOLM HANSEN
Phytoplankton distribution and abundance as related to a frontal system north of Elephant Island, Antarctica
ANTARCTIC SCIENCE; Año: 1993 vol. 5 p. 25 - 36
VIRGINIA ESTELA VILLAFAÑE; WALTER HELBLING, E; OSMUND HOLM HANSEN
Phytoplankton around Elephant Island, Antarctica: distribution, biomasss and composition
POLAR BIOLOGY; Año: 1993 vol. 13 p. 183 - 191
WALTER HELBLING, E; SERGIO AVARIA; JAIME LETELIER; VIVIAN MONTECINO; BORIS RAMIREZ; MARCEL RAMOS; WINSTON ROJAS; VIRGINIA ESTELA VILLAFAÑE
Respuesta del fitoplancton marino a la radiación ultravioleta en latitudes medias
Revista de Biologia Marina; Año: 1993 vol. 28 p. 219 - 237
OSMUND HOLM HANSEN; VIRGINIA ESTELA VILLAFAÑE; WALTER HELBLING, E; LIVIO SALA
AMLR Program: Rates of primary production around Elephant Island, Antarctica
Antarctic Journal Of The United States; Año: 1993 vol. 28 p. 191 - 193
VIRGINIA ESTELA VILLAFAÑE; OSMUND HOLM HANSEN; WALTER HELBLING, E; SANDRA RIVERA,
AMLR Program: Distribution of phytoplankton biomass in the vicinity of Elephant Island during January-March, 1993
Antarctic Journal Of The United States; Año: 1993 vol. 28 p. 193 - 196
WALTER HELBLING, E; VIRGINIA ESTELA VILLAFAÑE; MARTHA FERRARIO; OSMUND HOLM HANSEN
Impact of natural ultraviolet radiation on rates of photosynthesis and on specific marine phytoplankton species
MARINE ECOLOGY PROGRESS SERIES; Año: 1992 vol. 80 p. 89 - 100
WALTER HELBLING, E; JOSE SANTAMARINA; VIRGINIA ESTELA VILLAFAÑE
Chubut River estuary (Argentina): Estuarine variability under different conditions of river discharge
Revista de Biologia Marina; Año: 1992 vol. 27 p. 73 - 90
VIRGINIA ESTELA VILLAFAÑE; STELLA M CASCO; WALTER HELBLING, E; OSMUND HOLM HANSEN
AMLR Program: Distribution of phytoplankton species relative to water masses around Elephant Island, Antarctica
Antarctic Journal Of The United States; Año: 1992 vol. 27 p. 223 - 224
OSMUND HOLM HANSEN; VIRGINIA ESTELA VILLAFAÑE; WALTER HELBLING, E
AMLR Program: Phytoplankton abundance and rates of primary production around Elephant Island, Antarctica
Antarctic Journal Of The United States; Año: 1992 vol. 27 p. 221 - 223
OSMUND HOLM HANSEN; VIRGINIA ESTELA VILLAFAÑE; WALTER HELBLING, E
AMLR Program: Chlorophyll-a distribution and rates of primary production around Elephant Island
Antarctic Journal Of The United States; Año: 1991 vol. 26 p. 194 - 196
WALTER HELBLING, E; VIRGINIA ESTELA VILLAFAÑE; OSMUND HOLM HANSEN
Effect of Fe on productivity and size distribution of Antarctic phytoplankton
LIMNOLOGY AND OCEANOGRAPHY; Año: 1991 vol. 36 p. 1879 - 1885
JOSE SANTAMARINA; VIRGINIA ESTELA VILLAFAÑE; WALTER HELBLING, E
Condiciones para la formación de floraciones fitoplanctónicas en el estuario del Río Chubut (Chubut, Argentina)
Biologia Acuatica; Año: 1991 vol. 15 p. 102 - 103
VIRGINIA ESTELA VILLAFAÑE; WALTER HELBLING, E; OSMUND HOLM HANSEN
AMLR Program: Size distribution and species composition of the phytoplankton crop around Elephant Island
Antarctic Journal Of The United States; Año: 1991 vol. 26 p. 201 - 202
VIRGINIA ESTELA VILLAFAÑE; WALTER HELBLING, E; JOSE SANTAMARINA
Phytoplankton blooms in the Chubut River Estuary (Argentina): Influence of stratification and salinity.
Revista de Biologia Marina; Año: 1991 vol. 26 p. 1 - 20