Comparative evaluation of trimethylated α-, β-, and γ-cyclodextrins as optimal dispersants for ready biodegradability testing of poorly water-soluble substances [0.03%]
三甲基-α、β和γ-环糊精作为难溶物质易生物降解性试验最优分散剂的比较评价研究
Yoshinari Takano,Saki Takekoshi,Kotaro Takano et al.
Yoshinari Takano et al.
We investigated whether various modified cyclodextrins (CDs) and emulsifiers could be applied as dispersing agents in ready biodegradability tests of poorly water-soluble substances. Trimethylated α-, β-, and γ-CDs and partially methylat...
Synthetic studies on biologically active natural products with potential as agrochemicals [0.03%]
具有农业活性的生物合成天然产物的综合研究
Hirosato Takikawa
Hirosato Takikawa
The chemical synthesis of biologically active natural products has diverse objectives and missions, including 1) determining the structures of the natural products, 2) providing synthetic samples for studying the activity and function, 3) p...
Design, synthesis, and biological evaluation of insect hormone agonists [0.03%]
昆虫激素类似物的设计、合成及生物活性研究
Taiyo Yokoi
Taiyo Yokoi
Agonists of insect hormones, namely molting hormone (MH) and juvenile hormone (JH), disrupt the normal growth of insects and can be employed as insecticides that are harmless to vertebrates. In this study, a series of experiments and comput...
Coprinolide, a novel antifungal tricyclic polyketide with a rare furanone-fused chromene skeleton isolated from the mushroom Coprinus comatus [0.03%]
从长根菇中分离得到的一种具有罕见呋喃酮-稠合色满骨架的新抗真菌三环聚酮化合物Coprinolide
Enrico M Cabutaje,Kota Seki,Motoichiro Kodama et al.
Enrico M Cabutaje et al.
A search for antifungal compounds from the mushroom Coprinus comatus using a bioassay-guided chromatographic fractionation approach led to the discovery of a novel polyketide harboring a rare 3,3a,9,9a-tetrahydro-1H-furo[3,4-b]chromen-1-one...
Screening of effective pesticides to control rubber tree leaf fall disease (LFD) caused by Neopestalotiopsis and Colletotrichum fungi in Indonesia [0.03%]
有效防治印度尼西亚橡胶树叶片脱落病(由木瓜斑点病菌和胶孢炭疽菌引起)的农药筛选
Emiko Okubo-Kurihara,Tri Rapani Febbiyanti,Firman Ashari et al.
Emiko Okubo-Kurihara et al.
In recent years, the stable supply of natural rubber has been threatened by a new leaf fall disease (LFD) caused by filamentous fungi. We screened pesticides to control the growth of Neopestalotiopsis sp. and Colletotrichum sp., which are c...
Flometoquin, a novel insecticide, acts on mitochondrial complex III as a Qi inhibitor [0.03%]
新型杀虫剂氟醚菌酯通过抑制线粒体复合物III的Q(i)位点发挥作用
Haruka Takeuchi,Masahiro Nomura,Ryo Horikoshi et al.
Haruka Takeuchi et al.
Flometoquin (FLO) is a novel quinoline-type insecticide that elicits a quick knock-down effect against target pests; however, its mode of action (MoA) remains unknown. In this study, we investigated its MoA systematically, using varying bio...
Maiko Inoue,Xiaonan Xie,Kaori Yoneyama
Maiko Inoue
Root parasitic broomrape (Phelipanche and Orobanche spp.) weeds cause devastating damage to agricultural production all around the world. The seeds of broomrapes germinate when they are exposed to germination stimulants, mainly strigolacton...
Synthesis and biological evaluation of MS-347a derivatives against plant pathogenic fungi based on a strategy of laeA gene introduction [0.03%]
基于laeA基因引入策略的MS-347a衍生物抗植物病原真菌的研究与生物学活性评价
Aoi Kimishima,Sota Honma,Atsushi Kimishima et al.
Aoi Kimishima et al.
Our group previously identified MS-347a (1) as a new fungicide candidate from the culture broth of the mutant strain, Aspergillus sp. KTF-0058, which had the laeA gene inserted. This mutant strain was able to produce a sufficient supply of ...
A new pod bioassay method to determine the toxicity of insecticides against Tea mosquito bug, Helopeltis theivora [0.03%]
一种测定杀虫剂对茶树害虫Helopeltis theivora毒力的新法
T N Madhu,E K Saneera,R Thava Prakasha Pandian et al.
T N Madhu et al.
The insecticide susceptibility of Helopeltis theivora Waterhouse (Hemiptera: Miridae) is being evaluated using shoot and glass-vial assay as described by IRAC. However, the reliability of the assay depends on feeding preference and contact ...
High-throughput screening for novel Bacillus thuringiensis insecticidal proteins revealed evidence that the bacterium exchanges Domain III to enhance its insecticidal activity [0.03%]
高通量筛选新型苏云金芽孢杆菌杀虫蛋白揭示了该菌株通过交换结构域III来增强其杀虫活性的证据
Ruth Cong,Jing-Tong Hou,Takashi Yamamoto
Ruth Cong
Approximately 3000 Bacillus thuringiensis (Bt) isolates were screened to discover novel three-domain (3D) Cry proteins active against Helicoverpa zea (corn earworm). From 400 active isolates found during the primary screening, Cry1Ac and Cr...