Results 11 to 20 of about 39,933 (155)

Clinical and neurophysiological changes in patients with pineal region expansions [Kliničke i neurofiziološke značajke u bolesnika s ekspanzivnim tvorbama pinealne regije] [PDF]

open access: yes, 2013
In the last 20 years neurological and neurosurgical follow up of our patients with pineal region expansions (118 patients) pointed to certain clinical and neurophysiological regularities.
Hajnšek, Sanja   +5 more
core  

Timing as a sexually selected trait: the right mate at the right moment [PDF]

open access: yes, 2017
Sexual selection favours the expression of traits in one sex that attract members of the opposite sex for mating. The nature of sexually selected traits such as vocalization, colour and ornamentation, their fitness benefits as well as their costs have ...
Buck, C. Loren   +7 more
core   +3 more sources

Randomized trial of polychromatic blue-enriched light for circadian phase shifting, melatonin suppression, and alerting responses. [PDF]

open access: yes, 2019
Wavelength comparisons have indicated that circadian phase-shifting and enhancement of subjective and EEG-correlates of alertness have a higher sensitivity to short wavelength visible light.
Ayers, M.   +12 more
core   +2 more sources

The effects of berry juice on cognitive decline in older adults : a thesis presented in partial fulfilment of the requirements of Master of Arts in Psychology at Massey University, Palmerston North, New Zealand [PDF]

open access: yes, 2005
This study examined the effects of blackcurrant and boysenberry juices on cognitive processes in older adults. Current research suggests that fruits such as these may be able to reverse some of the effects of ageing on cognition.
Holdaway, Melanie Anne
core  

Abnormal hippocampal melatoninergic system: a potential link between absence epilepsy and depression-like behavior in WAG/Rij rats? [PDF]

open access: yes, 2018
Absence epilepsy and depression are comorbid disorders, but the molecular link between the two disorders is unknown. Here, we examined the role of the melatoninergic system in the pathophysiology of spike and wave discharges (SWDs) and depression-like ...
Battaglia, Giuseppe   +8 more
core   +1 more source

The influence of season, photoperiod, and pineal melatonin on immune function. [PDF]

open access: yes, 1995
In addition to the well-documented seasonal cycles of mating and birth, there are also significant seasonal cycles of illness and death among many animal populations.
Demas, G   +3 more
core   +1 more source

Expression of three GnRH receptors in specific tissues in male and female sea lampreys Petromyzon marinus at three distinct life stages [PDF]

open access: yes, 2013
Two recently cloned gonadotropin-releasing hormone (GnRH) receptors (lamprey GnRH-R-2 and lamprey GnRH-R-3) along with lamprey (l) GnRH-R-1 were shown to share similar structural features and amino acid motifs common to other vertebrate receptors.
Daukss, Dana M.   +3 more
core   +1 more source

To what extent does photoperiod affect cattle reproduction? Clinical perspectives of melatonin administration [PDF]

open access: yes, 2020
The seasonality of reproduction in most mammals is dictated by photoperiod, temperature and nutrition. Melatonin, mainly synthesized in the pineal gland, is generally accepted as the active mediator of photoperiod responses including reproduction.
De Rensis, F.   +3 more
core   +1 more source

Correlation between Pineal Activation and Religious Meditation Observed by Functional Magnetic Resonance Imaging [PDF]

open access: yes, 2007
The human brain possesses plenty of functions but little is known about its scientific relationship with mind and spirit. Conferences^1,2^ focused on the connection between science and religion were held very recently in which neuroscientists, Buddhist ...
Chang-Wei Hsieh   +5 more
core   +1 more source

Microstructure and morphoquantitative study of pineal gland in santa ines sheep [PDF]

open access: yes, 2011
O presente estudo avaliou os aspectos morfoquantitativos e qualitativos da glândula pineal em fêmeas de ovinos da raça Santa Inês em atividade reprodutiva e anestro fisiológico. Foram utilizados sete ovinos, fêmeas e adultas, coletados em frigoríficos da
Benedicto, Hildebrando Gomes   +5 more
core  

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