linkedin post 2019-03-02 05:24:03

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"LIGHT RESETS THE CLOCK through at least two mechanisms, including transcriptional induction of LHY and CCA1 expression and light-induced degradation of the TOC1 protein. Effects of light on the clock are dampened at night through the action of the rhythmically expressed protein ELF3." https://lnkd.in/d_f7kfY View in LinkedIn
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linkedin post 2019-03-02 05:21:40

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"PERCEPTION OF DAYLENGTH is mediated by an interaction of a light and a circadian rhythm. The timing mechanism of the clock is composed of multiple transcriptional–translational feedback loops, whose oscillations are entrained to diurnal light–dark cycles through the action of phytochrome and cryptochrome photoreceptors." https://lnkd.in/d_f7kfY View in LinkedIn
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linkedin post 2019-03-02 05:19:56

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CYCLE REGULATOR. "Rhythmic transcription of CO under the control of the circadian clock provides the basis for rhythmic responsiveness to light in photoperiodism, since the effects of CRY2 and PHYA on CO protein accumulation can take place only when the CO mRNA is expressed and actively translated." https://lnkd.in/d_f7kfY View in LinkedIn
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linkedin post 2019-03-02 05:17:55

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RED VS BLUE LIGHT SIGNALS. "Under natural conditions of white light where all of these photoreceptors are stimulated at the same time, the balance between the activity of these different pathways must determine the floral response. This is in good agreement with mutant analyses, which suggested that far-red light acting through PHYA and blue light acting through CRY1 and CRY2 may act to antagonize the repression of flowering mediated by PHYB." https://lnkd.in/d_f7kfY View in LinkedIn
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linkedin post 2019-03-02 05:15:48

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DARK INHIBITION. "The protein does not accumulate when expression of the CO transcript takes place in darkness and FT transcription is not induced. Accumulation of the CO protein is promoted under monochromatic far-red and blue light by the action of PHYA- and CRY2-mediated pathways, respectively, but is prevented in red light via a PHYB-dependent pathway." https://lnkd.in/d_f7kfY View in LinkedIn
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linkedin post 2019-03-03 06:42:49

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EPIGENETIC SILENCING. "Once the vernalized state has been established it is stable throughout the life of the plant even if returned to warmer temperatures. It is thus mitotically stable through numerous cell divisions indicating that the repression of FLC expression is epigenetic. This epigenetic silencing of FLC is mediated by the VERNALIZATION 1 (VRN1) and VERNALIZATION 2 (VRN2) genes, which are involved in histone methylation and the formation of mitotically stable transcriptionally silent heterochromatin." https://lnkd.in/d_f7kfY View in LinkedIn
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linkedin post 2019-03-05 06:25:09

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EVOLVABLE HARDWARE. "We propose a number of possible directions for evolvable robot hardware, notably including the need for self-healing within complex evolved robots. We conclude the chapter by identifying three major challenges in evolvable robot hardware: when and how often to physically instantiate and fitness test, brain-body coevolution and genotype-phenotype mapping." https://lnkd.in/eMKS2fB View in LinkedIn
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