Results 111 to 120 of about 148,760 (303)

Plasma Activity of the Broad-snouted Caiman (Caiman latirostris) [PDF]

open access: yes, 2009
Crocodilians exhibit well-defined social behaviors, which frequently result in serious wounds as a consequence of social disputes including the loss of entire limbs. Despite the severity of many wounds, there is typically little sign of infection.
Di Conza, José Alejandro   +4 more
core  

Health Biomarkers of Pesticide Exposure in Rural Populations of Santa Fe, Argentina: Oxidative Stress and Genotoxicity

open access: yesJournal of Applied Toxicology, EarlyView.
ABSTRACT The present study aimed to quantify pesticide residues in environmental matrices and plasma and to evaluate their potential effects on oxidative stress and DNA damage in rural populations of Santa Fe province. Soil and rainwater samples were collected, and biological samples and semistructured surveys were obtained from volunteers in three ...
María Priscila Dechiara   +4 more
wiley   +1 more source

Blepharocalyx salicifolius en la flora argentina

open access: yesLilloa, 1998
Un estudio de los flavonoides en hojas de B. tweediei y B. gigantea nos permitió concluir que ambos taxones son quimiotaxonómicamente idénticos. Los flavonoides identificados son: quercetina, kaempferol, kaempferol-3-glucósido, hiperina y quercetina-3-glucósido.
Alicia Rotman   +2 more
openaire   +1 more source

Oral Cryptococcosis due to Naganishia diffluens in a Patient With Thalassemia: A Case Report and a Literature Review

open access: yesJournal of Clinical Laboratory Analysis, EarlyView.
Naganishia diffluens, a rare non‐neoformans cryptococcal species, was identified by PCR sequencing as the causative agent of oral cryptococcosis in a 31‐year‐old Iranian man with β‐thalassemia. This case represents the first documented instance of oral infection by N.
Zahra Yahyazadeh   +13 more
wiley   +1 more source

Tracking the Pulse of the Dunes: Seasonal Metabolic Responses of Liolaemus arambarensis to Climatic Variability

open access: yesJournal of Experimental Zoology Part A: Ecological and Integrative Physiology, EarlyView.
ABSTRACT Seasonal environmental fluctuations profoundly influence ectothermic vertebrates, regulating their physiology, metabolism, and life cycles. This study investigated the metabolic and morphometric seasonal dynamics of the subtropical sand lizard Liolaemus arambarensis, an endangered species endemic to the coastal dunes of southern Brazil.
Artur Antunes Navarro Valgas   +5 more
wiley   +1 more source

Nuevas citas de monocotiledóneas adventicias para la Argentina New records of adventitious monocots for Argentina

open access: yesRevista del Museo Argentino de Ciencias Naturales, 2009
Este trabajo incluye cinco nuevos registros de monocotiledóneas adventicias para la Argentina: Aloe ciliaris Haw. (Asphodelaceae), Aspidistra elatior Blume (Convallariaceae), Sansevieria trifasciata Prain (Dracaenaceae), Phormium tenax J. R. Forst.
Julio A. Hurrell   +2 more
doaj  

Bibliography and checklist of foliicolous lichenized fungi up to 1992 [PDF]

open access: yes, 1993
Bibliographic records are presented of 324 scientific papers on foliicolous lichenized fungi published subsequent to Santesson’s survey of 1952. The 482 species presently known are listed in an alphabetical checklist, with references to important ...
Farkas, Edit E., Sipman, Harrie J. M.
core  

Spatiotemporal Evolution of Hydroclimatic Variables in the Brazilian Semi‐Arid Region Through the Aridity Index and Susceptibility to Desertification

open access: yesInternational Journal of Climatology, EarlyView.
Over the past 60 years, noticeable changes have been observed in the main hydroclimatological variables, driven by both natural and anthropogenic factors. In the context of climate change, such behaviour may adversely affect the state's economic activities, as well as increase the recurrence of extreme events in the region.
Ronaldo Guilherme Santos Lima   +4 more
wiley   +1 more source

Iridaceae ixioideae adventicias en la Argentina Iridaceae Ixioideae adventitious in Argentina

open access: yesBoletín de la Sociedad Argentina de Botánica, 2005
En este trabajo se resume el estado actual de las Iridaceae Ixioideae adventicias para la Argentina, con 6 géneros y 9 especies. Se describen 5 nuevas especies adventicias: Freesia alba, F. laxa, Gladiolus tristis, Sparaxis bulbifera y S.
Julio A. Hurrell, Gustavo Delucchi
doaj  

Cambios en elrango de distribución dePotentilla tucumanensis (Rosaceae), una especie críptica en peligro de extinción [PDF]

open access: yes, 2001
Una correcta identificación taxonómica es esencial para la preservación de la biodiversidad. En este trabajo se presentan caracteres morfológicos sencillos para diferenciar la nueva especip, Potentilla tucumanensis recientemente descripta.
Arias, Marta Eugenia   +2 more
core  

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