نتایج جستجو برای: reproductive stage

تعداد نتایج: 446023  

2016
Mubshar Hussain Shahid Farooq Khawar Jabran Muhammad Ijaz Abdul Sattar Waseem Hassan

A decrease in water resources around the globe in irrigated agriculture has resulted in a steep decline in irrigation water availability. Therefore, management options for efficient use of available irrigation water are inevitable. Deciding the critical time, frequency and amount of irrigation are compulsory to achieve higher crop outputs. Hence, this two-year field study was conducted to asses...

Journal: :Comparative biochemistry and physiology. Part A, Molecular & integrative physiology 2009
J Armando López-Sánchez Alfonso N Maeda-Martínez Roger P Croll Héctor Acosta-Salmón

The Pacific lion's paw scallop Nodipecten subnodosus has been one of the most important commercial species of mollusc in the Baja California peninsula in Mexico since 1990. This species is a functional hermaphrodite with tropical and sub-tropical distributions and experiences wide annual temperature oscillations influencing its physiological functions. We determined norepinephrine (NE), dopamin...

Journal: :Environmental Health Perspectives 1995
J Gorski Q Hou

In normal estrogen target tissues, estrogen action is mediated through a specific nuclear transcription factor, the estrogen receptor (ER). The site of estrogen action in the developing organism is therefore determined by cells that contain ER and other necessary tissue and gene-specific components for estrogen-mediated transcription. Immunocytochemical methods were used to determine the cellul...

2008
Y. Yang D. Xu Z. Feng

Infectious diseases may have multiple infectious stages with very different epidemiological attributes, including infectivity and disease progression. These stages are often assumed to have exponentially distributed durations in epidemiological models. However, models that use the exponential distribution assumption (EDA) may generate biased and even misleading results in some cases. This discr...

Journal: :فیزیولوژی گیاهان زراعی 0
محمد سیبی m. sibi احمد نظامی a. nezami حمیدرضا خزاعی h.r. khazaie

in order to investigate the effect of concentration, time and consumption instruction of seaweed on some morphological characteristics of root and shoots of safflower, the present experiment in factorial form in a completely randomized design with three replications in research greenhouse of agriculture faculty, ferdowsi university of mashhad was conducted in 2014-15. factors examined included ...

Journal: :The Cochrane database of systematic reviews 2012
Demián Glujovsky Cindy Farquhar Andrea Marta Quinteiro Retamar Cristian Roberto Alvarez Sedo Deborah Blake

BACKGROUND Advances in cell culture media have led to a shift in in vitro fertilisation (IVF) practice from cleavage stage embryo transfer to blastocyst stage transfer. The rationale for blastocyst transfer is to improve both uterine and embryonic synchronicity and enable self selection of viable embryos, thus resulting in better live birth rates. OBJECTIVES To determine whether blastocyst st...

Journal: :The Journal of neuroscience : the official journal of the Society for Neuroscience 2016
Emily G Jacobs Blair K Weiss Nikos Makris Sue Whitfield-Gabrieli Stephen L Buka Anne Klibanski Jill M Goldstein

UNLABELLED Cognitive neuroscience of aging studies traditionally target participants age 65 and older. However, epidemiological surveys show that many women report increased forgetfulness earlier in the aging process, as they transition to menopause. In this population-based fMRI study, we stepped back by over a decade to characterize the changes in memory circuitry that occur in early midlife,...

Journal: :The Journal of Kartal Training and Research Hospital 2014

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