Browsing by Title
Now showing items 30763-30782 of 92398
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(Universidad de la Frontera, 2006)Reduction of O2 delivery to tissues damage them, including the seminiferous epithelium. Recently, population working in high altitude has increased, so that the study of hypobaric hypoxia on spermatogenesis becomes of ...
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(John Wiley & Sons A/S, 2012-02-04)Background and Objective: Several studies have analysed the role of nicotine as a prominent agent affecting wound repair in smokers. However, tobacco smoke contains several components that may alter gingival wound healing. ...
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(1990)The relation between cigarette smoking and obstetrical history, characteristics of skin and voice, presence of hirsutism and newborn weight/height index was studied in 100 hospitalized women. 45 had never smoked, 36 were ...
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(Pontificia Universidad Católica de Chile, 2018-04)Urban trees and the services they provide (e.g., evapotranspirational cooling, shading, recreation, carbon storage, air pollution filtering) can have major effects on the microclimate of a city, although the growth conditions ...
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(Interciencia Association, 2014)During the last decades, climatic variations in the Chilean Higlands (Altiplano) that threaten the sustainability of the local wetlands and, thus, the sustainability of farming practices that depend on them, have been ...
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(Elsevier B.V., 1996)A C-fibre reflex elicited by electrical stimulation within the territory of the sural nerve, was recorded from the ipsilateral biceps femoris muscle in anaesthetized rats. The temporal evolution of the response was studied ...
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(1992)1. 1. The electrophysiological effects of clonixin, a non-steroidal analgesic, on cardiac pacemaker cells of spontaneously beating frog sinus venosus, were studied by intracellular recording of transmembrane potentials. ...
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(PagePress Publ., 2021)Introduction: Severe Acute Respiratory Syndrome Coronavirus 2, (SARS-CoV-2) was first identified by the Chinese Centers for Disease Control and Prevention on January 8, 2020 and was declared as a global pandemic on March ...
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(2008)Since several years it’s common practice to apply CPPU (synthetic cytokinin) in kiwifruit to obtain increased fruit size. However, conflicting results have been reported regarding fruit behaviour during postharvest life. ...
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(Wiley-Blackwell, 2017)© 2015 Wiley Publishing Asia Pty LtdThe development of sperm cryopreservation has enabled transcendental changes to occur in the reproductive biotechnology of both mammals and fish; it has become a basic tool for animal ...
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(Elsevier B.V., 2019)The development of cryopreservation techniques has led to important changes in animal reproductive biotechnology. However, these techniques are associated with cellular and molecular damage, affecting the mitochondrial ...
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(2001)An important disturbance of anthropogenic origin frequently occurring in freshwater ecosystems is a rise in the concentration of heavy metals in solution, among which copper stands out due to its known toxicity. However, ...
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(Karger, 2020)Introduction: In recent years, an important number of studies have emphasized the psychopharmacological actions of cycloleucine (1-aminocyclopentanecarboxylic acid) acting on the NR1 subunit (glycine allosteric site) of ...
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(Elsevier, 2017)Background: With the explosive population growth an increased use of land for cultivation purposes and the usage of biotechnologies in agriculture-such as pesticides-respond to the need for more efficient systems. However, ...
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(1993)Summary. The effects of cyproterone acetate (CPA), an antiandrogenic steroid, on the ultrastructure of the epithelial cells of the human epididymis were studied. Alterations in the cell size, in the cytoplasmic and surface ...
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(1995)1. 1. The effects of acute D-amphetamine administration to rats on the release of endogenous excitatory amino acids from nucleus accumbens slices were studied. 2. 2. D-amphetamine (5 mg/kg and 10 mg/kg; i.p.) significantly ...
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(Soc Chilena Ciencia Suelo, 2015)The effect of decreasing levels of organic N-fertilization on fruit production, mineral composition and fruit quality was evaluated in organically cultivated "Granny Smith" apples trees. Treatments included the application ...
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(2004)In the presence of a suitable substratum the lecithotrophic larvae of the bryozoan Bugula flabellata preferentially settle within the first six hours after hatching, whereas a marginal percentage of them (≈ 1 %) delay ...
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(2011)The metabolic and water evaporation strategies in spiders may be part of a set of physiological adaptations to tolerate low or unpredictable food availability, buffering spiders against environmental fluctuations such as ...