نتایج جستجو برای: 18 hz at o1

تعداد نتایج: 3930466  

2012
J. L. TELLA

Parasitism has been argued as one o1 the major costs o1 breeding sociality in birds. Mowever, there is no clear evidence 1or an increased parasite pressure associated with the evolutionary transition 1rom solitary to colonial breeding. I used the pairwise comparative method to test whether colonial bird species incur in a greater risK o1 in1ection and i1 they must to 1ace with a greater diversi...

1995
Andrzej Trybulec

where ◦o1,o2,o3 : 〈o2,o3〉×〈o1,o2〉 → 〈o1,o3〉 that satisfies usual conditions (associativity and the existence of the identities). This approach is closer to the way in which categories are presented in homological algebra (e.g. [1], pp.58-59). We do not assume that 〈o1,o2〉’s are mutually disjoint. If f is simultaneously a morphism from o1 to o2 and o1 to o2 (o1 6= o1) than different compositions...

Journal: :Genetics and molecular research : GMR 2014
F Lin Y H Fu J Han M Shen C W Du R Li X S Ma H L Liu

Follicular atresia, a key phenomenon in follicle development, eliminates most of the follicles in mammalian ovaries. To investigate the molecular mechanism of follicular atresia in porcine ovaries, we investigated the mRNA expression of three important cell death ligand-receptor systems and Fox O1 in follicles with a diameter of 3-5 mm. The phosphorylation and subcellular localization of Fox O1...

Journal: :International journal of psychophysiology : official journal of the International Organization of Psychophysiology 1998
V De Pascalis W J Ray I Tranquillo D D'Amico

The purpose of the present research was to find physiological and cognitive correlates of hypnosis, imaginative suggestibility and emotional experiences. After the administration of a standard hypnotic induction, the EEG and heart rate (HR) were recorded during self-generated happy and sad emotions using a relaxation condition as a control. Physiological recordings were also obtained during thr...

Sound is an effective exogenous factors which affecting human brain processing mechanisms. This research was quasi experimental study that was carried out among 70 students to evaluate the effect of sound frequency on human noise annoyance. Noise annoyance degree was measured during exposure to sound at various frequencies of 500, 1000, 2000, 4000 and 8000 Hz. Sound.exe software was used to det...

2018
Zenat Z. Hossain Israt Farhana Suhella M. Tulsiani Anowara Begum Peter K. M. Jensen

Fish have been considered natural reservoirs of Vibrio cholerae, the deadly diarrheal pathogen. However, little is known about the role of fish in the transmission of V. cholerae from the Bay of Bengal to the households of rural and urban Bangladesh. This study analyzes the incidence and pathogenic potential of V. cholerae in Hilsha (Tenualosa ilisha), a commonly caught and consumed fish that e...

Journal: :Journal of the Optical Society of America. A, Optics and image science 1986
D T Lindsey J Pokorny V C Smith

We measured modulation sensitivity to a pair of equally luminous sinusoidally modulated lights (568 and 630 nm) as a function of their relative phase. Measurements were made for 2, 3, 6, and 12 Hz at a retinal illuminance of 100 Td. The data indicated that two processes were active and their outputs combined by a vector summation rule. There was a phase shift of -18 degrees to -20 degrees (630 ...

2004
Krzysztof Prażmowski

The articles [6], [1], [4], [5], [2], and [3] provide the notation and terminology for this paper. Let O1 be an ordered affine space. Then Λ(O1) is an affine space. Let O1 be an ordered affine plane. Then Λ(O1) is an affine plane. We now state several propositions: (1) There exists a real linear space V and there exist vectors u, v of V such that for all real numbers a, b such that a · u + b · ...

Journal: :Journal of insect physiology 2002
Josep Bau Kristine A. Justus Ring T. Cardé

Male antennae of Cadra cautella, Pectinophora gossypiella, and Spodoptera exigua were presented with 20-ms-duration pulses of their two-component pheromone at rates of 1 to 33 Hz. Fourier analyses of electroantennograms resolved the temporal structure of trains of pheromone filaments delivered at up to 33 Hz for C. cautella and S. exigua and 25 Hz for P. gossypiella. Pheromone components tested...

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