ライフサイエンスコーパス: photoperiod

1 ronmental signals (e.g., seasonal changes in photoperiod).

2 diposity is reduced naturally independent of photoperiod.

3 ffect on their subsequent sensitivity to the photoperiod.

4 either a standard photoperiod or a long day photoperiod.

5 ften precisely timed and entrained by annual photoperiod.

6 is late-flowering with a reduced response to photoperiod.

7 idence of reproductive dormancy even in long photoperiod.

8 l inductive signals, including long-day (LD) photoperiod.

9 d by reduced cell elongation during the cold photoperiod.

10 s, suggesting these species are sensitive to photoperiod.

11 similar phenotypes to grxs17 in response to photoperiod.

12 clear domains regulated by light quality and photoperiod.

13 l environmental cues such as temperature and photoperiod.

14 cating a strong interaction between PHYC and photoperiod.

15 t of flowering time repression in a long-day photoperiod.

16 n SCN neurons of mice exposed to a short-day photoperiod.

17 ion in Arabidopsis thaliana are regulated by photoperiod.

18 sses and seasonal changes in temperature and photoperiod.

19 g performance after exposure to the long-day photoperiod.

20 o large-effect QTLs which influence critical photoperiod.

21 eightened corticosterone response when in SA photoperiod.

22 mplicated in measurement and response to the photoperiod.

23 plays a role in metabolic acclimation to the photoperiod.

24 ility and ability to acclimate to an altered photoperiod.

25 Suc-induced hypocotyl elongation under short photoperiods.

26 flowering under both long-day and short-day photoperiods.

27 mis) under floral inductive and noninductive photoperiods.

28 flowering is extremely delayed in inductive photoperiods.

29 ring early under noninductive short-day (SD) photoperiods.

30 on of BBX19 delays flowering under inductive photoperiods.

31 after cold exposure as well as in different photoperiods.

32 response to exposure to short- and long-day photoperiods.

33 ike (LD 8:16), or Long summer-like (LD 16:8) photoperiods.

34 c isolation personnel are exposed to extreme photoperiods.

35 r short (winter-like) and long (summer-like) photoperiods.

36 C(AB) mutant of the central photoperiod gene photoperiod 1 (PPD1) and its downstream target flowering

37 a large extent by the homoeologous series of Photoperiod 1 (Ppd1) genes.

38 e photoperiod pathway such as GIGANTEA (GI), PHOTOPERIOD 1 (PPD1/PRR37), CONSTANS (CO), and florigen/

39 ariant alleles for the key photoperiod gene, Photoperiod-1 (Ppd-1).

40 n both temperature (27 --> 10 degrees C) and photoperiod (16 --> 8 h light) is required to induce a t

41 Under long photoperiods (16 h light:8 h dark), the buntings are ini

42 ythms to the sidereal year using day length (photoperiod) [2].

43 ed seedlings to growth conditions with short photoperiod (8/16 h) and low temperature/ambient CO2 (LT

44 iza melanocephala) is day active under short photoperiods (8 h light:16 h dark, short day sensitive).

45 Here, we examined the impact of photoperiod, a major environmental factor controlling pl

46 tate control the phenotype of CI mutants and photoperiod acclimation in Arabidopsis.

47 tion to changes in light:dark regimes (i.e., photoperiod) allows organisms living at temperate latitu

48 Chronic exposure to different photoperiods alters the number of dopamine (tyrosine hyd

49 a poleward-migration climate with increased photoperiod amplitude.

50 t EYA proteins, which peak at night in short photoperiod and accumulate at higher levels in the cold,

51 tion were largely regulated independently of photoperiod and allelic variation at Ppd-H1.

52 ain volume mediated the relationship between photoperiod and anhedonia.

53 pamine and serotonin systems are impacted by photoperiod and are consistently associated with affecti

54 igin indicates likely roles for genes in the photoperiod and autonomous pathways in generating switch

55 dividually mediated the relationship between photoperiod and both anhedonia and low mood, while midbr

56 alters seasonal conditions without altering photoperiod and can thus create a cue-environment mismat

57 nation of decreasing temperature, decreasing photoperiod and changes in light quality.

58 nally driven changes in response to changing photoperiod and circulating sex steroid hormones.

59 To assess the effects of temperature, photoperiod and cold acclimatisation on levels of glucos

60 Critical photoperiod and flowering time in glasshouse conditions

61 Short photoperiod and low temperature, the major seasonal cues

62 We argue that a model combining photoperiod and mean temperature is most consistent with

63 de recycling and de novo synthesis, and that photoperiod and photon flux could toggle this switch.

64 e domestication gene thought to be linked to photoperiod and reproduction (thyroid-stimulating hormon

65 itions, specifically the interaction between photoperiod and river temperature.

66 roximity of the artificial reef, while daily photoperiod and salinity were not important.

67 Identification of photoperiod and stage-specific transcripts gives insight

68 Seasonal changes in photoperiod and temperature are used to synchronize diap

69 Abiotic inputs such as photoperiod and temperature can regulate reproductive cy

70 In the temperate zones, both photoperiod and temperature fluctuate in a somewhat pred

71 Plants constantly monitor changes in photoperiod and temperature throughout the year to synch

72 e induced in growth chambers by manipulating photoperiod and temperature.

73 affected by variation in the sensitivity to photoperiod and temperature.

74 es that explained the genetic variation were photoperiod and the onset of spring, the Julian date of

75 hese [Ca(2+) ](cyt) transients depend on the photoperiod and time of day, peaking at anticipated dusk

76 erences in time to heading that remain after photoperiod and vernalisation requirements have been sat

77 ing-time QTLs are detected across a range of photoperiod and vernalization conditions, suggesting tha

78 We then examined critical photoperiod and vernalization QTLs in growth chambers us

79 environmental factors, such as long daylight photoperiods and a combination of genetic factors.

80 Wild types also were analyzed in various photoperiods and after transfer to free-running light or

81 in adult female wasps subjected to different photoperiods and identified substantial differential met

82 de range of flowering responses to different photoperiods and lengths of vernalization.

83 s temporal uncoupling became larger in short photoperiods and may reflect the differing dependence of

84 is grown around the world at a wide range of photoperiods and temperatures, which may influence both

85 We grew Arabidopsis plants in very short photoperiods and used a combination of extended nights,

86 exogenous cues, such as light, temperature, photoperiod, and hormones.

87 ession of a 16-kD dehydrin absent under long photoperiod, and increased freezing tolerance.

88 We modeled the effects of temperature, photoperiod, and seed-source climate on diameter-growth-

89 g, including cool ambient temperature, short photoperiod, and vernalization, all increased petal numb

90 ing time among accessions grown in different photoperiods, and FT is more highly expressed in vernali

91 velopment compared to mice raised under Long photoperiods, and significantly decreased serotonin and

92 The photoperiod- and Ppd-H1-dependent differences in inflore

93 ctors that function to harmonize growth with photoperiod are poorly understood.

94 ed by photoperiodic changes, and that longer photoperiods are associated with higher neuronal density

95 -environment mismatch for organisms that use photoperiod as a cue for seasonal plasticity.

96 ogy was altered when grown under a short-day photoperiod, at 22 degrees C, and a long-day photoperiod

97 photoperiod, at 22 degrees C, and a long-day photoperiod, at 30 degrees C.

98 conditions other than climate - for example photoperiod, biotic interactions, or edaphic conditions

99 is, we found decreased melanization at short photoperiods but no change in melanization at long photo

100 nually consistent physiological responses to photoperiod, but conditions at their breeding grounds de

101 ELF3 suppresses flowering under noninductive photoperiods by blocking GA production and FT1 expressio

102 del suggests that cool temperatures or short photoperiods can induce cessation in autumn.

103 ctuating light intensity, and in a short day photoperiod compared to wildtype.

104 Low intensity light and short-day photoperiod conditions also significantly induced the de

105 y a delayed phase under short, but not long, photoperiod conditions.

106 her expression at 15 degrees C and 14 h/10 h photoperiod (conditions representing end of vegetative g

107 ion were assessed in mice reared in seasonal photoperiods consisting of light/dark cycles of 8:16, 16

108 wheat revealed a novel mutation within the "photoperiod critical" region in a subset of T. compactum

109 ility in cumulative forcing requirements and photoperiod cues across species and forest types, and sh

110 mRNA expression is dependent on longer-term photoperiod cues and is unresponsive to acute, short-ter

111 Daphnia uses temperature and photoperiod cues to time dormancy, and to switch between

112 Thus, photoperiod cues, patterns of genetic variation, and sum

113 The annual photoperiod cycle provides the critical environmental cu

114 re control seedlings were acclimated to long photoperiod (day/night 14/10 h), warm temperature (22 de

115 We predict that longer photoperiod days are associated with larger brainstem vo

116 Mice that developed under Short photoperiods demonstrated elevated midbrain TH expressio

117 lic phenotypes of TPP riboswitch mutants are photoperiod dependent.

118 o improve yield potential by fine-tuning the photoperiod-dependent control of inflorescence developme

119 howed that GmPRR3b(H6) displays rhythmic and photoperiod-dependent expression and is preferentially i

120 onal allele of FT permitting measurements of photoperiod-dependent flowering behavior.

121 Photoperiod-dependent flowering depends on timely expres

122 s a circadian clock gene that contributes to photoperiod-dependent flowering in plants, with loss-of-

123 Thus, we propose the recruitment model of photoperiod-dependent flowering where NF-Y complexes, bo

124 ger (CrDOF) gene controls transcription in a photoperiod-dependent manner, and its misexpression infl

125 ccumulation of reactive oxygen species, in a photoperiod-dependent manner.

126 In 1971, Hoffmann quantified how larval photoperiod determines adult wing melanization.

127 genomic regions underlying a > 2 h critical photoperiod difference between allopatric populations, a

128 re cue thresholds are experienced at shorter photoperiods, disrupting the optimal seasonal timing of

129 artemisiifolia L.), from a temperature- and photoperiod-driven phenology model.

130 adian clock had to adapt to extreme seasonal photoperiods during their colonisation of temperate regi

131 Here, we demonstrate that day length (photoperiod) during development induces enduring changes

132 ve cycles is the change in day length (i.e., photoperiod), encoded by the pattern of melatonin secret

133 ve growth, as well as their insensitivity to photoperiod, establish a dual role for phytochromes to a

134 in these neurons to modulate the same short photoperiod evening phenotype.

135 ts after SA or normal active (NA; 12:12 L:D) photoperiod exposure during gestation and early life.

136 Effects of SA photoperiod exposure during gestation in these mice have

137 cetylation were observed following short-day photoperiod exposure in both TH+ and SST+ neurons at 1 a

138 atically and persistently increased by short photoperiod exposure in utero.

139 will determine the mechanism(s) by which SA photoperiod exposure influences brain development to pre

140 ypersensitive to short active (SA; 19:5 L:D) photoperiod exposure versus their wildtype (WT) litterma

141 and is linked to the pattern of day length (photoperiod) exposure experienced by the mother during p

142 high-order chromatin level and represses the photoperiod flowering pathway in Arabidopsis.

143 s (Arabidopsis thaliana) was grown in a 12-h photoperiod for 19 d, shifted to three different reduced

144 We also assessed variation in the critical photoperiod for flowering and surveyed neutral genetic m

145 gated the genetics of divergence in critical photoperiod for flowering between yellow monkeyflowers M

146 gated the genetics of divergence in critical photoperiod for flowering between yellow monkeyflowers M

147 photoperiod for VRN2 but was independent of photoperiod for ODDSOC2 We also find this warm temperatu

148 addition, this re-activation is regulated by photoperiod for VRN2 but was independent of photoperiod

149 The research in this study aims to separate photoperiod from vernalization and dormancy through a se

150 lation in the phyC(AB) mutant of the central photoperiod gene photoperiod 1 (PPD1) and its downstream

151 nes that contain variant alleles for the key photoperiod gene, Photoperiod-1 (Ppd-1).

152 ys responsible for the flowering response to photoperiod have been extensively studied in Arabidopsis

153 ther circadian clock genes, HIGH RESPONSE TO PHOTOPERIOD (HR) and DIE NEUTRALIS (DNE), suggests a com

154 rly flowering and a decreased sensitivity to photoperiod in a manner similar to a cdf loss-of-functio

155 sted that very high temperatures during long photoperiods in early summer might also induce cessation

156 l assay, at the transition between different photoperiods, in order to test this proposal in a minima

157 d that melatonin supplementation and a short photoperiod increase brown adipose tissue (BAT) mass.

158 we analyzed the roles of the SWR1c subunits, PHOTOPERIOD-INDEPENDENT EARLY FLOWERING1 (PIE1), ACTIN-R

159 genes for Arabidopsis SWR1 complex subunits photoperiod-independent Early Flowering1, actin-related

160 directly represses FT expression to prevent photoperiod-independent flowering, whereas at dusk EMF1

161 tiation and reduced axillary bud number in a photoperiod-independent manner but promoted floret devel

162 ly, long-duration melatonin signals on short photoperiods induce circadian repressors including DEC1,

163 Here we show in mammals that long photoperiods induce the circadian transcription factor B

164 es in the response of song-control nuclei to photoperiod-induced changes in LHSs.

165 as examined using flowering-time mutants and photoperiod-induced flowering to separate flowering from

166 scillations of Per2, Cry1, and Bmal1 between photoperiod-induced LHSs.

167 Here, we investigate whether photoperiod-induced neurotransmitter switching persists

168 expression of circadian genes changes during photoperiod-induced seasonal life-history states (LHSs).

169 ggest the involvement of circadian system in photoperiod induction of seasonal LHSs in a migratory sp

170 sults show that contrasting temperatures and photoperiods influence the sensory quality of broccoli f

171 V bolus injection of chemerin on a 12 h:12 h photoperiod inhibited food intake and decreased body wei

172 This putative photoperiod insensitive allele (designated Ppd-A1a.4) in

173 ith deletions previously identified in other photoperiod insensitive Ppd1 alleles.

174 cessive sn mutations are early flowering and photoperiod insensitive, with an increased ability to pr

175 ssion is overridden in plants that contain a photoperiod-insensitive allele of Ppd-1, which hastens t

176 of plants transferred from SDs to LDs and in photoperiod-insensitive and transgenic wheat plants with

177 data highlight the possibility of developing photoperiod-insensitive crops by adjusting the allelic c

178 g-flowering hr mutant background show early, photoperiod-insensitive flowering.

179 The accelerated inflorescence development of photoperiod-insensitive lines is promoted by advanced se

180 on to the asynchrony between temperature and photoperiod is key to inform our understanding of how sp

181 Photoperiod is known to interact with temperature to con

182 In wheat, flowering under natural photoperiods is regulated by stepwise increases in the e

183 ation seems to be induced primarily by short photoperiods later in autumn, so warming will likely lea

184 We tested whether longer photoperiods lead to higher parasitism rates by a day-ac

185 ld (vernalisation) followed by long day (LD) photoperiods leading to elevated expression of the flora

186 lical parthenogen Daphnia magna to different photoperiod lengths co-occurring with warm temperature t

187 field CA and field light signals (like short photoperiod, light intensity and/or light quality) befor

188 er mechanisms may also have a role, such as 'photoperiod limitation' mechanisms that may become ultim

189 extensions of the growing season, reflecting photoperiod limitations on phenological shifts.

190 sults establish mechanisms by which seasonal photoperiods may dramatically and persistently alter the

191 b2, implying that it plays a primary role in photoperiod measurement.

192 mbers could govern tuber development through photoperiod-mediated regulation of miR156 is unknown.

193 In adulthood, Long photoperiod mice demonstrated decreased midbrain Tph2 an

194 ine levels were significantly lower in short photoperiod mice, and dopaminergic agonist treatment res

195 educed Tph2 levels in the DRN compared Short photoperiod mice.

196 Photoperiod modification of starch homeostasis by CO may

197 We studied variation in the critical photoperiod necessary for floral induction and the requi

198 e view that regulation of FTb2 expression by photoperiod occurs via a CO-independent mechanism.

199 lacking on the temporal dynamics in natural photoperiod of photoperiodically regulated genes and the

200 he temperatures 15/9 or 21/15 degrees C, and photoperiods of 12 or 24h, followed by a cold acclimatis

201 The effects of growth temperature and photoperiod on freezing tolerance were most pronounced i

202 for effects of contrasting temperatures and photoperiods on sensory quality and contents of glucosin

203 hythms, we exposed mice to either a standard photoperiod or a long day photoperiod.

204 Photoperiod or the duration of daylight has been implica

205 he sleep-wake cycle in a short light period (photoperiod) paradigm.

206 y be important for the correct regulation of photoperiod pathway genes that have previously been repo

207 homologs of key flowering time genes in the photoperiod pathway such as GIGANTEA (GI), PHOTOPERIOD 1

208 ANS and FLOWERING LOCUS T, components of the photoperiod pathway that regulate flowering time, also c

209 leaf veins specifically at dusk through the photoperiod pathway to induce Arabidopsis flowering.

210 binding to FT chromatin is disrupted by the photoperiod pathway, leading to proper FT activation.

211 sults highlight important differences in the photoperiod pathways of the temperate grasses with those

212 gen regulation in response to autonomous and photoperiod pathways.

213 In trees, photoperiod perception plays a major role in growth cess

214 neurons of birds switched to a long-day (LD) photoperiod plus systemically elevated testosterone (T)

215 expression under long (LD) versus short (SD) photoperiod, pointing to a physiological role.

216 A fourth pea locus, PHOTOPERIOD (PPD), also contributes to the photoperiod r

217 rthern latitudes of low temperature and long photoperiods, produced bigger floral buds, and florets w

218 Long-day photoperiods promote FT expression activation in leaf ve

219 s a facultative long day (LD) plant where LD photoperiod promotes flowering.

220 In an 8-h photoperiod, protein synthesis and cell wall synthesis w

221 elies on the proper timing of flowering, and photoperiod provides a key environmental input.

222 Major critical photoperiod QTLs may be 'speciation genes' and also rest

223 Temperature and photoperiod regulate key fitness traits in plants and an

224 review how perception of low temperature and photoperiod regulate the induction of cold acclimation.

225 dian clock to control expression of the main photoperiod-regulated FT gene, FTb2, implying that it pl

226 y, other agents of natural selection such as photoperiod remain constant.

227 xpression and that, in response to inductive photoperiods, repression of SVP contributes to the rise

228 l driven by accumulated cold degree-days and photoperiod reproduces most of the interspecific and int

229 Soybean cultivars have photoperiod requirements restricting its use and product

230 ay reproductive development depending on the photoperiod response gene PHOTOPERIOD1 (Ppd-H1) and its

231 we examined the effects of daylength and the photoperiod response gene PHOTOPERIOD1 (Ppd-H1) on barle

232 Moreover, it interacts with the major photoperiod response gene Ppd-H1 to accelerate flowering

233 in pea (Pisum sativum) was one of the first photoperiod response genes to be described and provided

234 , PHOTOPERIOD (PPD), also contributes to the photoperiod response in a similar manner to SN and DNE,

235 (CO) ortholog (Cr-CO) in the control of the photoperiod response in the green alga Chlamydomonas rei

236 Photoperiod response in wheat is determined to a large e

237 flowering in long days, indicating a complex photoperiod response mediated by SbFT genes.

238 lts reveal an important component of the pea photoperiod response pathway and support the view that r

239 of cultivation, and thus modification of the photoperiod response was critical for their domesticatio

240 probably account for the differences in the photoperiod-response system between the relative refract

241 The photoperiod responses evolved into the complex signaling

242 e natural variation in the vernalization and photoperiod responses in Brachypodium distachyon, a smal

243 ng complex genes regulate clock function and photoperiod-responsive flowering and suggest that the fu

244 Consequently, clock-mediated photoperiod-responsive growth and development are comple

245 Thus, PCH1 is a new factor that regulates photoperiod-responsive growth by integrating the clock w

246 clock-controlled vitamin A pathway mediates photoperiod responsiveness in an insect.

247 ay's rate-limiting enzyme, ninaB1, abolished photoperiod responsiveness independently of visual funct

248 ic stress tolerance, energy conservation and photoperiod responsiveness.

249 sensitive to high temperatures and long-day photoperiods, resulting in elongated leaves, compromised

250 ctor-1 mRNA expression were reduced in short photoperiod retinas.

251 s and teosinte grown under floral inhibitory photoperiods reveals that both id1 floral inductive acti

252 suggesting that ELF3 and GI together convey photoperiod sensing to the central oscillator.

253 orghum genotypes, induced by SD treatment in photoperiod-sensitive genotypes, cooperatively repressed

254 Using species-specific temperature- and photoperiod-sensitive vital rates, we estimated the numb

255 Three pea (Pisum sativum) loci controlling photoperiod sensitivity, HIGH RESPONSE (HR), DIE NEUTRAL

256 onds to Ppd-D1, a major gene involved in the photoperiod sensitivity.

257 osthatch and later exposed in captivity to a photoperiod shift simulating an autumn migration.

258 rkably, the GABAergic activity in a long-day photoperiod shifts from inhibition toward excitation.

259 in many species in the absence of a changing photoperiod signal, leading to the generation of circann

260 DING, KELCH REPEAT, F BOX1 components of the photoperiod-signaling pathway involved in flowering.

261 The expression of AcMFT was regulated by photoperiod similar to that for FT under both long day a

262 tures in early autumn (under relatively long photoperiods), so warming will likely delay cessation an

263 e transferred from a short-day to a long-day photoperiod, suggesting that TPP also plays a role in me

264 lant performance specifically under long day photoperiods, suggesting that humans selected slower cir

265 e brain of monarchs raised in long and short photoperiods, summer monarchs, and fall migrants reveale

266 ior, particularly when studied under a short photoperiod, supporting a possible role for PER3 in mood

267 ed increased miR172 levels under a short-day photoperiod, supporting miR172 regulation via the miR156

268 as associated with environmental conditions (photoperiod, temperature), whereas it was independent of

269 Chilling (autumn/winter) temperatures and photoperiod tend to be important cues for species with e

270 n Siberian hamsters exposed to long day (LD) photoperiods that increase appetite and adiposity, howev

271 al meristem falls when plants are exposed to photoperiods that induce flowering, and this correlates

272 biomass data from two laboratories, for five photoperiods, three accessions, and a transgenic line, h

273 further north, which may be a response to a photoperiod threshold.

274 As key elements of the response to photoperiod, thyroid hormone signalling components were

275 Furthermore, sunrise and local photoperiod timing depend on position in time zone.

276 pha to relay a redox signal generated by the photoperiod to maintain meristem function.

277 ies of experiments that artificially control photoperiod to prevent the onset of dormancy and chillin

278 Plants utilize variation in day length (photoperiod) to anticipate seasonal changes.

279 bility and level of TIM at night under short photoperiod together with the production of cold-induced

280 regulation of the metabolic networks during photoperiod transition using previously described Arabid

281 lycine, maltose, and fumarate, following the photoperiod transition.

282 into dormancy regulation suggesting a short-photoperiod treatment provides an additive cross-talk ef

283 Predictable seasonal change in photoperiod triggers a sequential change in the daily ac

284 lower rate of CO(2) assimilation during both photoperiod types.

285 ts experienced dynamic daily temperature and photoperiod variation over a year.

286 antiphase light and temperature cycles (cold photoperiod/warm night [-DIF]), most species exhibit red

287 Photoperiod was found to be negatively correlated with l

288 with low mood and anhedonia in females while photoperiod was found to be positively correlated with b

289 served a significant increase in activity as photoperiod was shifted from 13L:11D (light:dark) to 12L

290 xed duration with a start date determined by photoperiod, we find B is tracked by phenotypic plastici

291 Long photoperiods were associated with increased in-cage acti

292 by pinealectomy and maintenance in constant photoperiod, were selected when expressing a subjective

293 eriods but no change in melanization at long photoperiods, which is consistent with the greater incre

294 tially modulates flowering time dependent on photoperiod, whilst its presence in lateral root primord

295 In alpine regions, photoperiod will constrain spring plant phenology, limit

296 A spring phenology model that combines photoperiod with accumulated heating and chilling to pre

297 Finally, using mice housed under photoperiods with simulated dawn/dusk transitions, we co

298 We identify extensive variation in critical photoperiod, with most annual populations requiring subs

299 g either a long (EYA3(+)) or short (CHGA(+)) photoperiod, with the relative proportion in each state

300 l flowering of spring barley under inductive photoperiods, with chemical and genetic attenuation of t