35,775 Artículos relativos a Luz

• Photochemical reduction of elemental nitrogen by Anabaena flos-aquae A37.
  Publicado en Nature
• Photoinhibition de l'adaptation respiratoire chez Saccharomyces cerevisiae. I. Variations de la sensibilite à l'inhibition.
  Publicado en Biochim Biophys Acta
• Pigment migration, light screening and receptor sensitivity in the compound eye of nocturnal lepidoptera.
  Publicado en Acta Physiol Scand Suppl
• Effects of temperature on photo-sensitivity of spermatozoa.
  Publicado en Nature
• Dvukhostsilliatornaia model' fiziologicheskogo mekhanizma fotoperiodicheskoi reaktsii nasekomykh.
  Publicado en Zh Obshch Biol
• Reducing compounds and the growth of Phytophthora infestans.
  Publicado en J Gen Microbiol
• A comparison of rate and contingency of classical and instrumental reinforcement upon the acquisition and extinction of the human eyelid CR.
  Publicado en J Exp Psychol
• A comparison of spectral sensitivities of caudal photoreceptors of epigeal and cavernicolous crayfish.
  Publicado en Comp Biochem Physiol
• Effects of illumination on wall-leaving behavior and activity in three inbred mouse strains.
  Publicado en J Comp Physiol Psychol
• Ultrasonic measurement and automatic analysis of general activity in the rat.
  Publicado en J Comp Physiol Psychol
• Hypothalamic stimulation as a reinforcer of discrimination learning.
  Publicado en J Comp Physiol Psychol
• Sensitization effect in the classical conditioning of Dugesia dorotocephala.
  Publicado en J Comp Physiol Psychol
• Novelty, arousal, and the reinforcement of diversive exploration in the rat.
  Publicado en J Comp Physiol Psychol
• Factors facilitating lever-press avoidance.
  Publicado en J Comp Physiol Psychol
• Physicochemical factors influencing growth and pigment synthesis by Micrococcus roseus.
  Publicado en Can J Microbiol
• Circadian activity rhythms in chaffinches (Fringilla coelebs) under constant conditions.
  Publicado en Jpn J Physiol
• Concerning the measurement of brightness.
  Publicado en J Opt Soc Am
• Diphasic nature of the visual response as inferred from the summation index of n flashes.
  Publicado en J Opt Soc Am
• Activity in the optic nerve of Pecten maximus in response to changes in light intensity, and to pattern and movement in the optical environment.
  Publicado en J Exp Biol
• The photopositive response of the frog (Rana pipiens) under photopic and scotopic conditions.
  Publicado en J Exp Biol
• Electrophysiological characteristics of tectal and thalamo-cortical divisions of the visual system in lower vertebrates.
  Publicado en J Comp Neurol
• An electrophysiological study of the visual projection to the superior colliculus of the rat.
  Publicado en J Comp Neurol
• Responses of the locomotor activity rhythms of lizards to simultaneous light and temperature cycles.
  Publicado en Comp Biochem Physiol
• Correlation between activity of the visual cortex and the somatovisual interaction in the lateral thalamus of cats.
  Publicado en Brain Res
• Evidence for a nonretinal pathway of light to the pineal gland of newborn rats.
  Publicado en Proc Natl Acad Sci U S A
• Sexual isolation caused by selection for positive and negative phototaxis and geotaxis in Drosophila pseudoobscura.
  Publicado en Proc Natl Acad Sci U S A
• Oviposition in Hyalomma anatolicum anatolicum (Koch, 1844) (Ixodoidea: Ixodidae).
  Publicado en Parasitology
• Light-on and light-off effects on the circadian flight activity in the mosquito Anopheles gambiae.
  Publicado en Nature
• Brain potentials studied by computer analysis.
  Publicado en Arch Environ Health
• Photo-release of oxygen from rhodopsin solution.
  Publicado en Jpn J Physiol
• Initial-consequent-change surface in light-contingent bar pressing.
  Publicado en J Comp Physiol Psychol
• Facilitation of extinction by a stimulus associated with long nonshock confinement periods.
  Publicado en J Comp Physiol Psychol
• Conditioned suppression and the information hypothesis.
  Publicado en J Comp Physiol Psychol
• Motivational and response factors as determinants of the reinforcing value of light onset.
  Publicado en J Comp Physiol Psychol
• Effects of adiurnal lighting and feeding on the rat's diurnal activity cycle.
  Publicado en J Comp Physiol Psychol
• Statistical independence of events in neighboring retinal units.
  Publicado en Brain Res
• Visual and auditory function in an hydranencephalic infant.
  Publicado en Brain Res
• Tempo di recupero percettivo maculare a diverse incidenze dei raggi abbaglianti.
  Publicado en Ann Ottalmol Clin Ocul
• La dinamica pupillare alle luci monocromatiche.
  Publicado en Ann Ottalmol Clin Ocul
• Effects of dextroamphetamine, pentobarbital, chlorphentermine, and placebo on the alpha blocking response in normal subjects.
  Publicado en J New Drugs
• Visually evoked responses in migraine.
  Publicado en Electroencephalogr Clin Neurophysiol
• Specificheskaia inaktivatsiia aminoatsil-RNK-sintetaz putem fotokhimicheskogo okisleniia.
  Publicado en Dokl Akad Nauk SSSR
• The influence of daylength and environment on reproduction, broodiness, and mortality of turkeys.
  Publicado en Poult Sci
• Photochemistry of 5-bromouracils: isolation of 5,5'-diuracils.
  Publicado en Nature
• First-order response dependencies at a differential brightness threshold.
  Publicado en J Exp Psychol
• Photosynthesis and uptake of strontium-85 in freshwater plankton.
  Publicado en Nature
• Polarized light responses from crab retinula cells.
  Publicado en Nature
• Provitamin A2: electroretinographic measurements of its effect on photopic sensitivity in chicks.
  Publicado en Nature
• Volume changes and contractility of mitochondrial and chloroplast membranes.
  Publicado en Ann N Y Acad Sci
• Microelectrode analysis of light responses in the brain of the cricket (Gryllus domesticus).
  Publicado en J Cell Physiol
• Photophosphorylation by isolated chloroplasts of Euglena gracilis.
  Publicado en Biochem Biophys Res Commun
• Photoreactivating enzyme in the sea urchin egg.
  Publicado en Biochem Biophys Res Commun
• "Recovery cycle" dei potenziali evocati visivi nell'uomo.
  Publicado en Riv Patol Nerv Ment
• Photooxidation of manganese by chloroplasts.
  Publicado en Brookhaven Symp Biol
• Opyt primeniia radiofotoliuminestsentynykh detektorov dlia éksperimental'noi i klinicheskoi dozimetrii.
  Publicado en Nov Med Priborostr
• Datchik dlia fantomnykh i vnutriopolostnykh issledovanii na osnove sochetaniia stsintilliator-svetovod-poluprovodnikovyi priemnik.
  Publicado en Nov Med Priborostr
• Zur Bedeutung der SW-Komplexe während der Photostimulation bei Hirntraumatikern.
  Publicado en Nervenarzt
• Formation of vitamin B 12s by anaerobic photolysis of cobalt-alkylcobalamins.
  Publicado en Biochim Biophys Acta
• Factors affecting the anaerobic photolysis of the cobalt-carbon bond of cobalt-methylcobalamin.
  Publicado en Biochim Biophys Acta
• Brightness enhancement in intermittent light: methods of measurement.
  Publicado en J Exp Psychol
• Low-temperature action spectra for transformations of photoperiodic pigments.
  Publicado en Biochim Biophys Acta
• Chloroplast reactions with dipyridyl salts.
  Publicado en Biochim Biophys Acta
• Experiments on the extraction and photoconversion of Chenopodium chlorophyll protein CP 668.
  Publicado en Biochim Biophys Acta
• Photosynthetic reactions with pyridine nucleotide analogs. II. 3-Pyridinealdehyde-diphosphopyridine nucleotide and 3-pyridinealdehyde-deamino-diphosphopyridine nucleotide.
  Publicado en Arch Biochem Biophys
• Untersuchung der Netzhautgefässe im indirekten Lichte.
  Publicado en Klin Monatsbl Augenheilkd
• Paradoxe Pupillenreaktion nach operativem Eingriff im Bereich der Fissura orbitalis cerebralis.
  Publicado en Klin Monatsbl Augenheilkd
• Uber die scheinbare und wirkliche Anderung der Blutsäulenbreite der Netzhautgefässe.
  Publicado en Klin Monatsbl Augenheilkd
• Effect of nerve impulses on the membrane potential of glial cells in the central nervous system of amphibia.
  Publicado en J Neurophysiol
• Unit analysis of nociceptive mechanisms in the thalamus of the awake squirrel monkey.
  Publicado en J Neurophysiol
• Light-scattering changes accompanying spreading depression in isolated retina.
  Publicado en J Neurophysiol
• Functional significance of conduction velocity in the transfer of flicker information in the optic nerve of the cat.
  Publicado en J Neurophysiol
• Uptake of ammonium ion by chloroplasts, and the mechanism of amine uncoupling.
  Publicado en Biochem Biophys Res Commun
• The structure of the hypothalamic neurosecretory cells of Zoarces viviparus L. under the conditions of constant dark and light during the reproductive cycle.
  Publicado en Z Zellforsch Mikrosk Anat
• Nature of vesicles associated with the nervous system of cephalopods.
  Publicado en Z Zellforsch Mikrosk Anat
• Développement de certaines relations tectales chez le jeune lapin. I. Evolution des réponses colliculaires à la stimulation optique.
  Publicado en C R Seances Soc Biol Fil
• Mikroableitungen im Tectum opticum des frei beweglichen Kaninchens. Ein experimenteller Beitrag zum Problem des Bewegungssehens.
  Publicado en Arch Psychiatr Nervenkr
• Photoelastic experiment on scoliosis.
  Publicado en Nippon Seikeigeka Gakkai Zasshi
• Biophysical properties of N4 coliphage.
  Publicado en Biochim Biophys Acta
• Potenziali evocati dalla luce nei bambini di pochi mesi e possibilità di studio su riflessi incondizionati e condizionati.
  Publicado en Arch Ital Pediatr Pueric
• Excitability cycle of the visual cortex in normal subjects during psychosensory rest and cardiazolic activation.
  Publicado en Brain Res
• An earlier phase of the light-evoked electrical response from the pigment epithelium-choroid complex of the eye of the toad.
  Publicado en Nature
• Model' upravliaiushchego svetovogo vozdeistviia, realizuemaia v zhivoi tkani.
  Publicado en Biofizika
• Ob uchastii tripletnogo vozbuzhdennogo sostoianiia v fotoreaktsiiakh porfirinov pri gradusov K.
  Publicado en Biofizika
• Funktsional'naia perestroika retseptivnykh polei setchatki liagushki pri izmenenii intensivnosti i ploshchadi svetovogo stimula.
  Publicado en Biofizika
• Issledovanie kinetiki zatukhaniia poslesvecheniia fotosinteziruiushchikh organizmov.
  Publicado en Biofizika
• Pulse rate and light-grid position effects on beta movement.
  Publicado en J Gen Psychol
• Phototaxis in plants.
  Publicado en Int Rev Cytol
• Actions du chlorométhylurée et de l'hydroxylamine sur la réaction photochimique d'émission d'oxygène (système II).
  Publicado en Biochim Biophys Acta
• Isolation of a chloroplast fragment fraction with NADP+-photoreducing activity dependent on plastocyanin and independent of cytochrome f.
  Publicado en Biochim Biophys Acta
• Light reduction of nitrate by chloroplasts depending on ferredoxin and NAD+.
  Publicado en Biochim Biophys Acta
• Die Lichtnduzierte Aktivitätssteigerung der NADP+- abhangigen Glycerinaldehyd-3-phosphat Dehydrogenase. IV. Der einflus auf die Photosyntheseintensität.
  Publicado en Biochim Biophys Acta
• Preservation of photophosphorylation in glycerinated chloroplasts.
  Publicado en Biochim Biophys Acta
• Fluorescence induction studies in isolated chloroplasts. I. Number of components involved in the reaction and quantum yields.
  Publicado en Biochim Biophys Acta
• Oscillations of the corneo-retinal potential in animals.
  Publicado en Ophthalmologica
• Photosensibilität im EEG bei Epileptikern und bei Oligophrenen mit seltenen Anfällen.
  Publicado en Arch Psychiatr Nervenkr
• Issledovanie fotoprovodimosti rastvorov aromaticheskikh aminokislot i belkovykh plenok.
  Publicado en Biofizika
• Das visuelle Reaktionspotential bei normalen Versuchspersonen und charakteristische Veränderungen bei Epileptikern.
  Publicado en Arch Psychiatr Nervenkr
• Prostranstvennoe raspredelenie reaktivnykh izmenenii élektroaktivnosti v kore golovnogo mozga cheloveka v norme i patologii.
  Publicado en Vestn Akad Med Nauk SSSR
• Control of chloroplast structure by light.
  Publicado en Int Rev Cytol
• An inexpensive method of automatically presenting patterned and unpatterned monochromatic light.
  Publicado en J Exp Anal Behav