Results 81 to 90 of about 230,941 (392)

Why does low intensity, long-day lighting promote growth in Petunia, Impatiens, and tomato? [PDF]

open access: yes, 2008
Numerous reports demonstrate that low intensity, long-day (LD) lighting treatments can promote growth. However, there are conflicting suggestions as to the mechanisms involved.
Adams, S. R. (Steven R.)   +2 more
core   +1 more source

Photosynthate partitioning to starch in Arabidopsis thaliana is insensitive to light intensity but sensitive to photoperiod due to a restriction on growth in the light in short photoperiods.

open access: yesPlant, Cell and Environment, 2017
Photoperiod duration can be predicted from previous days, but irradiance fluctuates in an unpredictable manner. To investigate how allocation to starch responds to changes in these two environmental variables, Arabidopsis Col-0 was grown in a 6 h and a ...
Virginie Mengin   +6 more
semanticscholar   +1 more source

Murine Models and Human Cell Line Models to Study Altered Dynamics of Ovarian Follicles in Polycystic Ovary Syndrome

open access: yesAdvanced Biology, EarlyView.
The manuscript examines preclinical murine and human models to study polycystic ovary syndrome (PCOS), delving into the cellular and molecular mechanisms underlying altered ovarian follicular dynamics. It explores the cellular interactions involved in normal and PCOS ovaries and outlines the current and novel strategies in the search for preclinical ...
Arturo Bevilacqua   +5 more
wiley   +1 more source

Kandungan Lipid Total Nannochloropsis oculata Pada Kultur dengan Berbagai Fotoperiod (Total Lipid Content of Culture of Nannochloropsis oculata at Different Photoperiod)

open access: yesIlmu Kelautan, 2012
Fotoperiod memainkan peranan penting dalam proses fotosintesis pada mikroalga Nannochloropsis oculata. Fotoperiod akan mempengaruhi kadar total lipid pada berbagai jenis mikroalga.
Widianingsih Widianingsih   +3 more
doaj   +1 more source

Can Growing Degree Days and Photoperiod Predict Spring Wheat Phenology?

open access: yesFrontiers in Environmental Science, 2017
Wheat (Triticum aestivum) production in the rainfed area of Pothwar Pakistan is extremely vulnerable to high temperature. The expected increase in temperature due to global warming should result in shorter crop life cycles, and thus lower biomass and ...
M. Aslam   +5 more
semanticscholar   +1 more source

Artesunate Inhibits Neointimal Hyperplasia by Promoting IRF4 Associated Macrophage Polarization

open access: yesAdvanced Science, EarlyView.
This study shows that macrophage interferon regulatory factor 4 (IRF4) improved arterial injury‐induced neointimal hyperplasia by promoting of M2 polarization via up‐regulating krüppel‐like factor 4 (KLF4) in rodent and nonhuman primate models. Notably, artesunate is identified as a potent inducer of IRF4 in macrophages, and proposed as a promising ...
Jinlin Miao   +15 more
wiley   +1 more source

Response of Common Ice Plant (Mesembryanthemum crystallinum L.) to Photoperiod/Daily Light Integral in Vertical Hydroponic Production

open access: yesHorticulturae, 2022
Common ice plant (Mesembryanthemum crystallinum L.) is a novel edible plant with a succulent and savory flavor emerging as new crop for greenhouse and plant factory growers.
Jiaqi Xia, Neil Mattson
doaj   +1 more source

Identification of Melatonin-Regulated Genes in the Ovine Pituitary Pars Tuberalis, a Target Site for Seasonal Hormone Control [PDF]

open access: yes, 2008
The pars tuberalis (PT) of the pituitary gland expresses a high density of melatonin (MEL) receptors and is believed to regulate seasonal physiology by decoding changes in nocturnal melatonin secretion.
Alison Downing   +83 more
core   +2 more sources

Hierarchical Regulatory Networks Reveal Conserved Drivers of Plant Drought Response at the Cell‐Type Level

open access: yesAdvanced Science, EarlyView.
This study presents a comprehensive multi‐omics framework to uncover cell‐type‐specific regulatory networks in plant drought responses. By integrating transcriptomic, proteomic, and epigenetic data from nearly 30 000 samples, key regulators such as CIPK23 and NLP7 are identified, revealing insights into conserved drought tolerance mechanisms and ...
Moyang Liu   +9 more
wiley   +1 more source

Plasma ACTH, α-MSH and cortisol variations in the dog during the oestrous cycle in different photoperiods [PDF]

open access: yes, 2015
The hypothalamic-pituitary-adrenal axis (HPA) is a complex system regulated by multiple factors.Sexual dimorphism of this axis has been described in different species under physiological conditions and it hasbeen proposed that sexual hormones could have ...
Cabrera Battler, M. F.   +6 more
core   +1 more source

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