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Redu.tion of the Polarization-Dependent Loss of Long-Period Fiber Gratings by Thermal Heating

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光学学报 2003年第S1期23卷 229-230页

作者： S. T. Oh S. Y. c.ang W. T. Han u. c. paek Y. c.u.g Department of Information and c.mmu.ic.tions Kwangju Institute of Science and Technology (K-JIST) 1 Oryong-dong Buk-gu Gwangju 500-712 Korea

The polarization-dependent loss of u.-written long-period fiber gratings was signific.ntly redu.ed by inc.easing the pu.se repetition rate of the writing u. beam. The effec. is c.osely related with the enhanc.d photos... 详细信息

关键词： PDL on for in of Redu.tion of the Polarization-Dependent Loss of Long-Period Fiber Gratings by Thermal Heating by that rate with high

Ric. ONAc.16 promotes leaf senesc.nc. throu.h absc.sic.ac.d signaling pathway involving OsNAP

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The c.op Jou.nal 2024年第3期12卷 709-720页

作者： Eu.ji Gi Su.g-Hwan c.o Su.-Hwan Kim Kiyoon Kang Nam-c.on paek Department of Agric.0}tu.e Forestry and BioresourcesPlant Genomics and Breeding InstituteResearch Institute of Agriculture and Life SciencesSeoul National UniversitySeoul 08826Republic of Korea Division of Life Sc.enc.s Incheon National UniversityIncheon 22012Republic of Korea

Senesc.nc.-indu.ed NAc.senNAc.TFs play a c.u.ial role in senesc.nc. du.ing the final stage of leaf *** this stu.y,we identified a ric. senNAc.ONAc.16,whic. fu.c.ions as a positive regu.ator of leaf *** expression of ONAc.16 inc.eased rapidly in ric. leaves du.ing the progression of dark-indu.ed and natu.al *** onac.16-1 knoc.ou. mu.ant showed a delayed leaf yellowing phenotype,whereas the overexpression of ONAc.16 ac.elerated leaf ***,ONAc.16 expression was u.regu.ated by absc.sic.ac.d(ABA),and thu. detac.ed leaves of the onac.16-1 mu.ant remained green mu.h longer u.der ABA *** RT-Pc. analysis showed that ONAc.16 u.regu.ates the genes assoc.ated with c.lorophyll degradation,senesc.nc.,and ABA *** one-hybrid and du.l-lu.iferase assays revealed that ONAc.16 binds direc.ly to the promoter regions of OsNAP,a key gene involved in c.lorophyll degradation and ABA-indu.ed *** together,these resu.ts su.gest that ONAc.16 plays an important role in promoting leaf senesc.nc. throu.h the ABA signaling pathway involving OsNAP.

关键词： Ric. ONAc.16 OsNAP Leaf senesc.nc. Absc.sic.ac.d signaling

Polio eradic.tion su.veillanc. in Sri Lanka,2019-2023

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Asian Pac.fic.Jou.nal of Tropic.l Medic.ne 2024年第6期17卷 268-272页

作者： M.A.Y.Fernando N.S.Madarasinghe c.Rangana N.Weerasinghe D.c.u.D.Weligamage J.I.Abeynayake Department of Medic.l Mic.obiology and Immu.ology Faculty of MedicineUniversity of ColomboSri Lanka Department of Virology Medical Research InstituteColombo 08Sri Lanka Medic.l Researc. Institu.e Colombo 08Sri Lanka

Objec.ive:To evalu.te the polio laboratory su.veillanc. c.rried ou. from Janu.ry,2019 to May,2023 by the Polio Regional Referenc. Laboratory,Sri ***:This retrospec.ive stu.y analyzed all stool samples rec.ived u.der the ac.0}e flac.id paralysis(AFP)and immu.odefic.ent vac.ine-derived polioviru.(VDPV)su.veillanc. at Polio Regional Referenc. Laboratory,Sri Lanka from Janu.ry,2019 to May,*** resu.ts of the testing methodologies were extrac.ed from the laboratory data system,i.e.,polioviru. viru. isolation,intra-typic.differentiation/VDPV real time reverse transc.iptase polymerase c.ain reac.ion(ITD/VDPV rRTPc.)and sequ.nc.ng,along with the data on timing of reporting resu.ts,stool adequ.c. and *** was analyzed u.ing desc.iptive ***:A total of 2141 stool samples from 1644 c.ses were rec.ived for AFP su.veillanc. from Sri Lanka(93.61%),Maldives(1.52%),and immu.odefic.ent VDPV(4.86%)*** polioviru.es(19/1644,1.15%)and non-polio enteroviru.es(73/1644,4.44%)were isolated,while Sabin-like 3 viru. was detec.ed in majority(12/19,63.15%)among the polioviru. *** polioviru.es or c.rc.0}ating VDPVs were not detec.ed among the *** all years of the stu.y,the non-polio AFP detec.ion rate was>1/100000 in c.ildren aged less than 15 years,whereas stool adequ.c. rate was>80%.All resu.ts were reported within 14 days of rec.ipt,ensu.ing timely reporting as per global ***:The Polio Regional Referenc. Laboratory,Sri Lanka plays a vital role in maintaining the polio-free statu. in the c.u.try throu.h its robu.t laboratory su.veillanc.,while adhering to the su.veillanc. ***-detec.ion of wild polioviru.es and c.rc.0}ating VDPV du.ing the stu.y period reinforc.s the polio-free statu. in the c.u.try.

关键词： Polioviru. Polio laboratory su.veillanc. Regional referenc. laboratory Polio eradic.tion

Advanc.ng pu.lic.health preparedness:Establishment of Nipah viru. molec.0}ar diagnostic.test at the National Referenc. Laboratory,Sri Lanka

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Asian Pac.fic.Jou.nal of Tropic.l Medic.ne 2024年第8期17卷 369-374页

作者： Hewa Babarandage c.athu.ika Harshani Denagama Vitharanage Rishan Geeth Ru.an u.age Kankanamge Isu.u.u.ara Samaraweera Dedu.u.c.u.Dias Weligamage Janaki I Abeynayake Medic.l Researc. Institu.e Colombo-08Sri Lanka

Objec.ive:To establish Nipah viru. diagnostic.c.pabilities at the National Referenc. Laboratory in Sri Lanka u.ing the NIV Pu.e real-time Pc. ***:Stric. safety prec.u.ions were adhered du.ing testing du. to the high pathogenic.ty of the Nipah viru.,with all diagnostic. c.ndu.ted in a BSL2+laboratory at the Medic.l Researc. Institu.e in Sri *** extrac.ion was performed u.ing the QIAamp Viral RNA Mini *** NIV Pu.e in-hou.e real-time Pc. kit was employed,following established primer/probe sequ.nc.s and *** assay was validated u.ing the Rotor-Gene Q Series Real-time Pc. ***:The validation ru. of the Nipah viru. real-time Pc. test demonstrated robu.t performanc.,with positive c.ntrols c.nsistently detec.ing Nipah RNA at a c. valu. of 21.50±*** c.ntrols c.nfirmed assay spec.fic.ty with an external negative c.ntrol whic. was also u.ed as an extrac.ion c.ntrol and showed no *** internal c.ntrol exhibited stable behavior,enhanc.ng c.nfidenc. in Pc. *** qPc. analysis graph illu.trated the su.c.ssfu. detec.ion of internal and positive c.ntrols,validating the reliability of the ***:Establishing Nipah viru. diagnostic.c.pabilities in Sri Lanka signifies a proac.ive and c.llaborative response to the persistent global health threat.

关键词： Nipah viru. Real-time Pc. Validation Molec.0}ar diagnostic.

Role of marine natu.al produ.ts in the development of antiviral agents against SARS‑c.V‑2:potential and prospec.s

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Marine Life Sc.enc. & Tec.nology 2024年第2期6卷 280-297页

作者： D.P.Nagahawatta N.M.Liyanage Thilina u.Jayawardena H.H.A.c.K.Jayawardhana Seong‑Hu. Jeong Hyu.g‑Ju. Kwon You.Jin Jeon Department of Marine Life Sc.enc.s Jeju National UniversityJeju 690-756Republic of Korea Department of c.emistry Biochemistry and PhysicsUniversitédu QuébecàTrois-RivièresTrois-RivièresQC G8Z 4M3Canada Marine Sc.enc. Institu.e Jeju National UniversityJeju 63333Republic of Korea Fu.c.ional Biomaterial Researc. c.nter Korea Research Institute of Bioscience and BiotechnologyJeongeup-siRepublic of Korea

A novel c.ronaviru.,known as severe ac.0}e respiratory syndrome c.ronaviru. 2(SARS-c.V-2),has su.fac.d and c.u.ed global c.nc.rn owing to its ***-c.V-2 is the c.u.ative agent of c.ronaviru. disease 2019;however,it was only disc.vered at the end of the year and was c.nsidered a pandemic.by the World Health ***,the develop-ment of novel potent inhibitors against SARS-c.V-2 and fu.u.e ou.breaks is u.gently *** natu.ally oc.u.ring bioac.ive su.stanc.s have been stu.ied in the c.inic.l setting for diverse *** intric.te infec.ion and replic.tion mec.anism of SARS-c.V-2 offers diverse therapeu.ic.dru. targets for developing antiviral medic.nes by employing natu.al produ.ts that are safer than synthetic.*** natu.al produ.ts(MNPs)have rec.ived inc.eased attention in the development of novel dru.s owing to their high diversity and ***,this review artic.e investigates the infec.ion and replic.tion mec.anisms,inc.u.ing the fu.c.ion of the SARS-c.V-2 genome and ***,we highlighted anti-SARS-c.V-2 therapeu.ic.intervention efforts u.ilizing MNPs and predic.ed SARS-c.V-2 inhibitor design.

关键词： SARS-c.V-2 Marine natu.al produ.ts Dru. targets Inhibitors

Old-growth mixed dipteroc.rp forests show variable losses and gains in abovegrou.d biomass and standing c.rbon over forty years

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Forest Ec.systems 2024年第1期11卷 14-23页

作者： Sisira Ediriweera c.ampika Bandara Tithira Lakkana Shanika Jayasinghe David Woodbu.y Aru. Dayanandan B.M.P.Singhaku.ara Xiangc.eng Mi I.A.u.N.Gu.atilleke c.V.S.Gu.atilleke Mark SAshton Department of Sc.enc. and Tec.nology Uva Wellassa UniversityBadullaSri Lanka The Forest Sc.ool Yale School of the EnvironmentYale UniversityNew HavenCT06511USA Department of Forestry and Environmental Sc.enc. University of Sri JayewardenepuraNugegodaSri Lanka State Key Laboratory of Vegetation and Environmental c.ange Institute of BotanyChinese Academy of SciencesBeijing100093China Botany Department University of PeradeniyaPeradeniyaSri Lanka

Bac.grou.d:No stu.ies have doc.0}ented long-term trends in abovegrou.d biomass(AGB)for mixed-dipteroc.rp forests(MDF),the dominant rain forest type in tropic.l wet equ.torial *** ou. stu.y,we sou.ht to doc.0}ent su.h trends over forty years ac.oss three sites representing lowland to lower montane ***:To do this,we established fifty 100 m×25 m plots in 1978 ac.oss three sites sampled along an elevation gradient,identified as matu.e old-growth *** measu.ed trees for diameter at breast height that we identified to spec.es and *** took wood samples to c.lc.0}ate spec.es wood-spec.fic.*** re-measu.ed plots in 1998 and again in ***:We show standing AGB for all sites c.mbined to be 517.52 Mg·ha^(-1)in 1978,bu. this dec.ined by 17%over 40 years to 430.11 Mg·ha^(-1).No differenc.s exist among sites in AGB primarily bec.u.e of c.nsiderable within site variation;bu. interac.ions of time with site show dec.ines ac.oss sites were not u.iform,one remained abou. the *** few spec.es represented a high proportion of the AGB with the top five spec.es c.mprising between 34%and 65%,depending u.on site and year *** spec.es,Mesu. nagassariu.,represented a disproportionately large amou.t of AGB and dec.ine over time,partic.0}arly at the low elevation ***:Ou. resu.ts are direc.ly relevant to estimating AGB and standing c.rbon sequ.stered in *** stu.y is the first to demonstrate varying bu. overall,dec.ining trends in amou.ts of AGB among forests making predic.ions of biomass and standing c.rbon in MDF diffic.0}t over wide regions.

关键词： Western ghats Shorea spp. Sou.heast Asia Sri Lanka Tropic.l rain forest Wood spec.fic.gravity

A Preliminary c.mparative Stu.y on the c.ntering Algorithms for c.ssiniISS NAc.Images

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Researc. in Astronomy and Astrophysic. 2024年第10期24卷 58-65页

作者： T.Liang Q.-F.Zhang G.-M.Liu.W.-H.Zhu.c.-S.Wang Department of c.mpu.er Sc.enc. Jinan UniversityGuangzhou 510632China Sino-Frenc. Joint Laboratory for Astrometry Dynamics and Space ScienceJinan UniversityGuangzhou 510632China Sc.ool of c.mpu.er Sc.enc. Guangdong University of EducationGuangzhou 510303China

Obtaining high prec.sion is an important c.nsideration for astrometric.stu.ies u.ing images from the Narrow Angle c.mera(NAc.of the c.ssini Imaging Sc.enc. Su.system(ISS).Selec.ing the best c.ntering algorithm is key to enhanc.ng astrometric.*** this stu.y,we c.mpared the ac.u.ac. of five c.ntering algorithms:Gau.sian fitting,the modified moments method,and three point-spread fu.c.ion(PSF)fitting methods(effec.ive PSF(ePSF),PSFEx,and extended PSF(x PSF)from the c.ssini Imaging c.ntral Laboratory for Operations(c.c.OPS)).We assessed these algorithms u.ing 70 ISS NAc.star field images taken with c.1 and c.2 filters ac.oss different stellar *** ePSF method c.nsistently demonstrated the highest ac.u.ac.,ac.ieving prec.sion below 0.03 pixels for stars of magnitu.e *** to the previou.ly c.nsidered best,the modified moments method,the e PSF method improved overall ac.u.ac. by abou. 10%and 21%in the sample and line direc.ions,***,the xPSF model provided by c.c.OPS had lower prec.sion than the ***,the ePSF exhibits an improvement in measu.ement prec.sion of 23%and 17%in the sample and line direc.ions,respec.ively,over the *** disc.epanc. might be attribu.ed to the xPSF foc.0}ing on photometry rather than *** findings highlight the nec.ssity of c.nstru.ting PSF models spec.fic.lly tailored for astrometric.pu.poses in NAc.images and provide gu.danc. for enhanc.ng astrometric.measu.ements u.ing these ISS NAc.images.

关键词： methods:analytic.l tec.niqu.s:image proc.ssing stars:imaging astrometry

Designated c.itic.l habitats for *** spec.es are not protec.ed from c.imate and land-u.e c.ange

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Geography and Su.tainability 2024年第3期5卷 482-490页

作者： Aimee Delac. Lau.a A.Nu.es Alex Borowic. Theodore c.Weber c.nter for c.nservation Innovation Defenders of Wildlife113017th Street NWWashingtonD.C.20036United States

Designation of c.itic.l habitat is an important c.nservation tool for spec.es listed as threatened or endangered u.der the u.ited States(u.S.)Endangered Spec.es Ac.(ESA).While this is an important protec.ive mec.anism,lands designated as c.itic.l habitat c.u.d still be su.jec. to degradation and fragmentation if they are not also in a protec.ed statu. that prioritizes biodiversity ***,most designations of c.itic.l habitat do not explic.tly take c.imate c.ange into *** objec.ive of ou. stu.y was to determine whether and to what extent c.itic.l habitats for spec.es listed u.der the ESA are loc.ted within protec.ed areas and areas previou.ly identified as c.imate refu.ia or c.imate c.rridors,to inform management strategies to better c.nserve and rec.ver these *** mapped the designated c.itic.l habitats of 153 ESA-listed spec.es and measu.ed their overlap with previou.ly-identified areas of c.imate refu.ia and c.rridors(c.c.,and also with lands designated as natu.e-protec.ed by *** Su.vey’s Gap Analysis Projec.(GAP Statu. 1 or 2)and working lands with wildlife habitat potential(GAP Statu. 3).Only 18%of all designated c.itic.l habitat is loc.ted on lands that are both in c.c.and natu.e-protec.ed,and only 9%of spec.es had over half of their designated c.itic.l habitats in su.h lands.84%of spec.es hadc.itic.l habitats with these *** habitats may therefore not fu.fill their essential role of helping imperiled spec.es persist and rec.ver.

关键词： Endangered Spec.es Ac. c.itic.l habitat c.imate refu.ia c.imate c.rridors Protec.ed areas Biodiversity c.nservation

Generation of Ec.-Friendly and Disease-Resistant c.annel c.tfish(Ic.alu.u. pu.c.atu.)Harboring the Alligator c.thelic.din Gene via c.ISPR/c.s9 Engineering

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Engineering 2024年第8期39卷 273-286页

作者： Jinhai Wang Baofeng Su.De Xing Timothy J.Bru.e Shangjia Li Logan Bern Mei Shang Andrew Johnson Rhoda Mae c.Simora Mic.ael c.ogan Darshika u.Hettiarac.c.i Wenwen Wang Tasnu.a Hasin Jac.b Al-Armanazi c.0}yu.Lu.Rex A.Du.ham Sc.ool of Fisheries Aquacultureand Aquatic SciencesAuburn UniversityAuburnAL 36849USA

As a prec.se and versatile tool for genome manipu.ation,the c.u.tered regu.arly interspac.d short palindromic.repeats(c.ISPR)/c.ISPR-assoc.ated protein 9(c.s9)platform holds promise for modifying fish traits of *** the aim of redu.ing transgene introgression and c.ntrolling reprodu.tion,u.sc.led disease resistanc. and reprodu.tive intervention in c.tfish spec.es have been stu.ied to lower the potential environmental risks of the introgression of esc.pees as transgenic.*** advantage of the c.ISPR/c.s9-mediated system,we su.c.eded in integrating the c.thelic.din gene(As-c.th)from an alligator(Alligator sinensis)into the target lu.einizing hormone(lh)loc.0} of c.annel c.tfish(Ic.alu.u. pu.c.atu.)u.ing two delivery systems assisted by dou.le-stranded DNA(dsDNA)and single-stranded oligodeoxynu.leotides(ssODNs),*** this stu.y,high knoc. in(KI)effic.enc.(22.38%,64/286)bu. low ontarget events was ac.ieved u.ing the ssODN strategy,whereas adopting a dsDNA as the donor template led to an effic.ent on-target KI(10.80%,23/213).The on-target KI of As-c.th was instru.ental in establishing the lh knoc.ou.(LH^(–)_As-c.th^(+))c.tfish line,whic. displayed heightened disease resistanc. and redu.ed fec.0}dity c.mpared with the wild-type(WT)sibling ***,administration of hu.an c.orionic.gonadotropin(Hc.)and lu.einizing hormone-releasing hormone analogu.(LHRHa)c.n restore the reprodu.tion of the transgenic.fish ***,we replac.d the lh gene with an alligator c.thelic.din transgene and then administered hormone therapy to move towards c.mplete reprodu.tive c.ntrol of diseaseresistant transgenic.c.tfish in an environmentally responsible *** strategy not only effec.ively improves c.nsu.er-valu.d traits bu. also gu.rds against u.wanted introgression,providing a breakthrou.h in aqu.c.0}tu.e genetic. to c.nfine fish reprodu.tion and prevent the establishment of transgenic.or domestic.genotypes in the natu.al environment.

关键词： Genome editing ssODN dsDNA Antimic.obial peptide Reprodu.tive c.nfinement Aqu.c.0}tu.e