ライフサイエンスコーパス: terpenoid

1 s, including phenylpropanoid derivatives and terpenoids.

2 icum) fail to accumulate both flavonoids and terpenoids.

3 d lower amount of total volatiles but higher terpenoids.

4 sion formulations involving thymol and other terpenoids.

5 xplored yet promising family of antimalarial terpenoids.

6 the =CH moieties at 5.2 ppm associated with terpenoids.

7 llars emit a blend of volatiles dominated by terpenoids.

8 of natural products and are known to produce terpenoids.

9 g other molecules of this family, especially terpenoids.

10 s that contain gossypol and other protective terpenoids.

11 sulted in pericyclization to form pyridinium terpenoids.

12 .2.1]heptane, and selected bi- and tricyclic terpenoids.

13 thetic synthons for the synthesis of complex terpenoids.

14 for the production of industrially valuable terpenoids.

15 ective synthesis of some natural products of terpenoids.

16 ucturally related molecules, fatty acids and terpenoids.

17 resenting the basis of a myriad of bioactive terpenoids.

18 es generate the structural core of bioactive terpenoids.

19 s can lead to the further diversification of terpenoids.

20 ons of beta-damascenone, and some bound-form terpenoids.

21 anscription factor, designated Expression of Terpenoids 1 (SlEOT1).

22 pounds, including 8 monoterpenoids, 7 sesqui-terpenoids, 3 di-terpenoids, 8 tri-terpenoids, and 1 tet

23 8 monoterpenoids, 7 sesqui-terpenoids, 3 di-terpenoids, 8 tri-terpenoids, and 1 tetra-terpenoid, for

24 Carotenoids are mostly C40 terpenoids, a class of hydrocarbons that participate in

25 Terpenoids, a class of isoprenoids often isolated from p

26 ic plant Boswellia serrata, is a pentacyclic terpenoid active against a large number of inflammatory

27 The non-host plant volatile terpenoids adversely affected the calling behavior (pher

28 the enantioselective synthesis of a cyathin terpenoid, (+)-allocyathin B(2) (1).

29 ochemistry of (-)-antrocin, a natural sesqui-terpenoid and an antagonist in some types of cancer cell

30 conclusion, these results indicate that the terpenoid and flavonoid constituents of EGb 761, acting

31 sed to quantify lipid wax, cholesterol ester terpenoid and glyceride composition, saturation, oxidati

32 ed with responses to infectious diseases and terpenoid and polyketide metabolism were enriched in sub

33 he 2-C-methyl-d-erythritol 4-phosphate (MEP)/terpenoid and shikimate/phenylpropanoid pathways appears

34 from the peptide, alkaloid, polyketide, and terpenoid and steroid classes in combinatorial chemistry

35 biosynthetic step in the synthesis of marine terpenoids and enables their preparation from the corres

36 al genes, genes involved in the synthesis of terpenoids and ethylene signalling, and genes for ultrav

37 ixtures belong to furocoumarins, flavonoids, terpenoids and fatty acids.

38 flavones and flavonols, (b) biosynthesis of terpenoids and lignins and (c) plant hormone signal tran

39 nes involved in the biosynthesis of volatile terpenoids and nonvolatile phenylpropanoids in ECs (when

40 mine more than 100 structures of halogenated terpenoids and other natural products with the new param

41 -, sesqui- and diterpenes as well as various terpenoids and p-cymene.

42 Alcohols, terpenoids and phenolics were the most numerously repres

43 ious secondary metabolic pathways, including terpenoids and phenylpropanoids/flavonoids.

44 dation, glycan metabolism, and metabolism of terpenoids and polyketides.

45 ng bioactive flavonoids, diterpene lactones, terpenoids and polysaccharides which accumulate in folia

46 showing activity with flavonoids, coumarins, terpenoids and simple phenols.

47 Terpenoids and sterols are derived from FPP, whereas gib

48 Major terpenoids and tocols in the pasture appeared as major o

49 vely large amounts of several characteristic terpenoids and, as a result, become highly attractive to

50 7 sesqui-terpenoids, 3 di-terpenoids, 8 tri-terpenoids, and 1 tetra-terpenoid, for their Th1/Th2 imm

51 Simple alkanes, terpenoids, and even steroids were selectively fluorinat

52 dred thousand metabolites such as alkaloids, terpenoids, and phenylpropanoids.

53 o achieve this, enemies, fitness components, terpenoids, and protease inhibitors were measured in Sol

54 Both are sources of terpenoids, and the former is a known source of (+)-jasp

55 Terpenoids are a large structurally diverse group of nat

56 Terpenoids are among the most ubiquitous and diverse sec

57 Flavonoids and terpenoids are derived from distinct metabolic pathways

58 The carbon skeletons of terpenoids are generated through carbocation-dependent c

59 Phylogenetically restricted terpenoids are implicated in defense or in the attractio

60 when levels of chlorophyll, carotenoids, or terpenoids are reduced.

61 Terpenoids are the largest and most structurally diverse

62 Terpenoids are the largest, most diverse class of plant

63 Cyclic terpenoids are the only biomolecule class with contiguou

64 the efficient preparation of polyoxygenated terpenoids at the limits of chemical complexity.

65 e families involved in intermediate steps of terpenoid backbone biosynthesis and those related to sec

66 unit, lipopolysaccharide, peptidoglycan and terpenoid backbone pathways.

67 have been extensively investigated for their terpenoid-based defenses, which include insect-inducible

68 pruce (Picea spp.) and other conifers employ terpenoid-based oleoresin as part of their defense again

69 -derived cofactor, extending both flavin and terpenoid biochemical repertoires.

70 n breaker and red stages and (2) increase in terpenoid biosynthesis (including carotenoids) and stres

71 tion of the genetic basis governing volatile terpenoid biosynthesis for indirect defense is discussed

72 An analysis of the expression of terpenoid biosynthesis genes confirmed that the MeJA app

73 biosynthesis and JA-regulated flavonoid and terpenoid biosynthesis in leaves are specific to mycorrh

74 ion in the identification of genes of foliar terpenoid biosynthesis in T. plicata.

75 A key step in terpenoid biosynthesis is the conversion of acyclic pren

76 nd novel role for MFN2 in maintenance of the terpenoid biosynthesis pathway, which is necessary for m

77 ole of an unexpected accumulation product of terpenoid biosynthesis with the potential for a broader

78 following three categories: (1) steroid and terpenoid biosynthesis, (2) immune response, and (3) cel

79 cytosol can lead to metabolic alterations of terpenoid biosynthesis, and show that these transgenic p

80 data were associated with energy metabolism, terpenoid biosynthesis, fatty acids, nucleotides, and am

81 nscription factors involved, particularly in terpenoid biosynthesis, remains fragmentary.

82 distinct cyclase classes in the evolution of terpenoid biosynthesis.

83 hrough the induction of saponin and volatile terpenoid biosynthesis.

84 e mevalonate-independent pathway involved in terpenoid biosynthesis.

85 P promiscuity generating complex networks in terpenoid biosynthesis.

86 Here further investigation of a terpenoid biosynthetic gene cluster from tomato is repor

87 o induced the up-regulation of flavonoid and terpenoid biosynthetic genes.

88 d compensatory up-regulation of genes in the terpenoid biosynthetic pathway that produces the LLO anc

89 biology to recombinantly reconstitute plant terpenoid biosynthetic pathways in heterologous host org

90 rofiling supported a function for UGT71G1 in terpenoid but not (iso)flavonoid biosynthesis in the eli

91 The terpenoid cantharidin (CNT), previously used to treat va

92 l approach for the systematic enumeration of terpenoid carbocations.

93 5) have an unprecedented tetracylic anvilane terpenoid carbon skeleton.

94 and the total synthesis of the cardioactive terpenoid (+)-cassaine, a nonsteroidal inhibitor of Na(+

95 Compounds of the terpenoid class play numerous roles in the interactions

96 mmitted step in the formation of the various terpenoid classes is the transformation of the prenyl di

97 s, producing the precursors of the different terpenoid classes.

98 of monoterpenoids, including a glandless low-terpenoid clone, as well as assays for substrate specifi

99 linalool and citral are common non-phenolic terpenoid components of essential oils, with attributed

100 as platform hosts for the production of any terpenoid compound for which a terpene synthase gene is

101 ormation of both MVA and MEP pathway-derived terpenoid compounds by controlling the ratio of IP/DMAP

102 conversion of acyclic prenyl diphosphates to terpenoid compounds by specific terpenoid synthases (cyc

103 tion at the same time, suggesting that these terpenoid compounds have an anti-inflammation potential

104 However, the sensory impact of terpenoid compounds was difficult to predict in many cas

105 ontents of tocopherols and tocotrienols, and terpenoid compounds was more effective than the UHO on t

106 plants synthesize a suite of several hundred terpenoid compounds with roles that include phytohormone

107 This study investigated 27 selected terpenoid compounds, including 8 monoterpenoids, 7 sesqu

108 ted with the biosynthesis of diterpenoid and terpenoid compounds, including putative terpene synthase

109 Volatile terpenoid compounds, potentially derived from carotenoid

110 an alternative method to produce high-value terpenoid compounds, such as the antimalarial drug artem

111 ion property, compared to the other selected terpenoid compounds.

112 Terpenoids, compounds found in all domains of life, repr

113 plant tissue extractions typically yield low terpenoid concentrations, we sought an alternative metho

114 overall production of phenylpropanoid versus terpenoid constituents in the glandular trichomes of the

115 that thallus oil body cells, similar to the terpenoid-containing oil bodies of modern liverworts, we

116 Loss of the terpenoids could be deleterious to meibum since they exh

117 s, 39 compounds (flavonoids, phenolic acids, terpenoids, cyanogenic glycosides and organic acids) wer

118 Thus, the terpenoid cyclase active site plays a critical role as a

119 The role of the terpenoid cyclase as a template for catalysis is paramou

120 This terpenoid cyclase catalyzes the cyclization of the natur

121 Here, I review key advances in terpenoid cyclase structural and chemical biology, focus

122 year 2017 marks the twentieth anniversary of terpenoid cyclase structural biology: a trio of terpenoi

123 penoid cyclase structural biology: a trio of terpenoid cyclase structures reported together in 1997 w

124 S adopts the tertiary structure of a class I terpenoid cyclase, its dimeric quaternary structure diff

125 bsequent cyclization reaction catalyzed by a terpenoid cyclase, methylisoborneol synthase.

126 rboxy-terminal catalytic domain is a class I terpenoid cyclase, which binds and activates substrate G

127 ether adopt the fold of a vestigial class II terpenoid cyclase.

128 bstrate binding and catalysis in a bacterial terpenoid cyclase.

129 ral and chemical biology, focusing mainly on terpenoid cyclases and related prenyltransferases for wh

130 Terpenoid cyclases catalyze the most complex chemical re

131 luster is generally similar to that of other terpenoid cyclases despite the alternative Mg(2+)(B) bin

132 ers from that previously observed in dimeric terpenoid cyclases from plants and fungi.

133 However, DCS appears to be unique among terpenoid cyclases in that it does not contain the "NSE/

134 exhibit convergent structural features with terpenoid cyclases that appear to be important for catal

135 Like other terpenoid cyclases, DCS contains a characteristic aspart

136 Across the greater family of terpenoid cyclases, this template is highly evolvable wi

137 ch motifs, rather than the greater family of terpenoid cyclases.

138 strong correlation between tissue value and terpenoid defense that supports ODT.

139 n increase of tartaric acid, procyanidin P2, terpenoid derivatives and peonidin-3-glucoside as well a

140 and ethyl alkyl substituents as well as some terpenoid-derived acids.

141 n clock, which determines the rhythmicity of terpenoid emission.

142 Terpenoids emitted from snapdragon flowers include three

143 olar K(m), whereas other diol derivatives of terpenoid esters structurally similar to JH metabolites

144 h the total number of such specialized plant terpenoids estimated in the scores of thousands.

145 80 phytochemicals (tannins, (iso)flavonoids, terpenoids, etc.) are reported herein in sumac fruits fo

146 Terpenoid, fat-soluble antioxidant and fatty acid (FA) c

147 sses, such as aldehydes, alcohols, lactones, terpenoids, fatty aldehydes, fatty acids and hydrocarbon

148 the active site to tune the functionality of terpenoids for therapeutic applications.

149 di-terpenoids, 8 tri-terpenoids, and 1 tetra-terpenoid, for their Th1/Th2 immunomodulatory potential

150 a metabolically available carbon source for terpenoid formation in plants that is accessible via IPK

151 pyrophosphate and a heterologous downstream terpenoid-forming pathway.

152 Here we describe natural product terpenoids found in two fossil conifers, Taxodium baltic

153 ling diverse 6/7/5 tricycloalkanes, a common terpenoid framework.

154 nalized tricycles related to quassinoids and terpenoids from several optically active bicyclic enone

155 The predominant differences were observed in terpenoids group, since some of them were only identifie

156 not produce significant amounts of volatile terpenoids, however, exhibit some potential for light-de

157 eneration fuels include long-chain alcohols, terpenoid hydrocarbons, and diesel-length alkanes.

158 with the homologous fragments of the insect terpenoid hydroxylase CYP4C7.

159 e were also significantly inhibited by these terpenoids in a wind tunnel and in the field.

160 the production of large numbers of distinct terpenoids in each species and how facile genetic and bi

161 ch is used for the biosynthesis of essential terpenoids in most pathogenic bacteria.

162 material to SRFA confirmed the prevalence of terpenoids in SRFA and provided insight into the parent

163 enes linked to transport and biosynthesis of terpenoids in the colon cancer cell line.

164 levels of specific carotenoids and volatile terpenoids in the exposed berries, with earlier berry st

165 relevant, the levels of gossypol and related terpenoids in the foliage and floral parts were not dimi

166 in the production of alpha-thujone and other terpenoids in this species.

167 owsing correlates with high foliar levels of terpenoids, in particular the monoterpenoid alpha-thujon

168 The terpenoids included (+)-(5S,6S)-subersin (1, IC(50) > 10

169 ionally, precursors for different classes of terpenoids, including mono- and sesquiterpenoids, appear

170 atharanthus roseus produces a large array of terpenoid indole alkaloids (TIAs) that are an important

171 plants due to the interest in their dimeric terpenoid indole alkaloids (TIAs) vinblastine and vincri

172 Catharanthus roseus produces bioactive terpenoid indole alkaloids (TIAs), including the chemoth

173 mber of pharmaceutically valuable, bioactive terpenoid indole alkaloids (TIAs).

174 kaloids derived from the dimerization of the terpenoid indole alkaloids vindoline and catharanthine.

175 us roseus is the source of several medicinal terpenoid indole alkaloids, including the low-level anti

176 specifically hydrolyzes 3 alpha(S)-epimer in terpenoid-indole alkaloid biosynthesis, IpeGlu1 lacked s

177 activity toward other substrates, including terpenoid-indole alkaloid glucosides.

178 e stc1 gene, involved in the production of a terpenoid insect defense signal, is evolving particularl

179 ants, the five-carbon building blocks of all terpenoids, isopentenyl diphosphate (IPP) and dimethylal

180 corrhization of genes involved in flavonoid, terpenoid, jasmonic acid (JA), and abscisic acid (ABA) b

181 ed in a three-step sequence from chiral pool terpenoid ketones.

182 plant species-specific emission of furfural, terpenoid-like compounds (e.g., camphor), and sesquiterp

183 thesis of a 190-membered library of alkaloid/terpenoid-like molecules using this synthetic approach.

184 , and tunable synthetic strategy to assemble terpenoid-like polycycloalkanes from cycloalkanones, mal

185 ereoselective synthesis of multiple alkaloid/terpenoid-like scaffolds using transition metal-mediated

186 amaged leaves of injured plants released the terpenoids linalool, (3E)-4,8-dimethyl-1,3,7-nonatriene,

187 Polycyclic terpenoid lipids such as hopanes and steranes have been

188 ration including polyketides, glycopeptides, terpenoids, macrolides, alkaloids, carbohydrates, and ot

189 l as an indirect tradeoff between growth and terpenoids manifested through galling insects supported

190 and that the acquisition of new functions by terpenoids may favor their retention once the original f

191 how that IPK is indeed a member of the plant terpenoid metabolic network.

192 ci, including several involved in isoprenoid/terpenoid metabolism.

193 e rapid recognition of an extensive range of terpenoid metabolites in complex plant tissue extracts a

194 bases and correctly classified the annotated terpenoid metabolites in the public metabolome database

195 ties, whereas the initial concentrations and terpenoid mixtures had only minor influence.

196 recently discovered family of plant-derived terpenoid molecules that possess proapoptotic, antiinfla

197 the unusual anthelmintic pyrrolobenzoxazine terpenoid natural product CJ-12662 was established by X-

198 tructural diversity of the enormous class of terpenoid natural products (>50,000 known), and these en

199 Terpenoid natural products are generally derived from is

200 ally suited for the bioinspired synthesis of terpenoid natural products by the selective activation o

201 Alkaloid and terpenoid natural products display an extensive array of

202 Oxygenated, polycyclic terpenoid natural products have important biological act

203 all forms of life, the family of terpene or terpenoid natural products represents the epitome of mol

204 Meroterpenoids are mixed polyketide-terpenoid natural products with a broad range of biologi

205 Plants synthesize a huge variety of terpenoid natural products, including photosynthetic pig

206 oalkanes, which are salient features of many terpenoid natural products, is presented.

207 hydroxy)-prenylation, a motif found in >2000 terpenoid natural products.

208 MEP pathway for the engineered production of terpenoid natural products.

209 exquisite chemodiversity of more than 80000 terpenoid natural products.

210 hat are useful for synthesizing a variety of terpenoid natural products; however, the results present

211 coexpressed with MVA pathway and downstream terpenoid network genes.

212 only 34% amino acid identity with CYP4C7, a terpenoid omega-hydroxylase previously cloned from this

213 stingly, there was a strong direct effect of terpenoids on rhizome mass, suggesting service to both s

214 Treating wild-type larvae with terpenoid or LLO synthesis inhibitors phenocopies the st

215 Many floral scent volatiles fall into the terpenoid or phenylpropanoid/benzenoid classes of compou

216 directly catalyze the formation of volatile terpenoid or phenylpropanoid/benzenoid compounds, have n

217 All terpenoids originate from the five-carbon building block

218 rmal monoterpenoid gibepyrone A, whereas the terpenoid pathway could be excluded.

219 Metabolic coordination of the flavonoid and terpenoid pathways may serve to optimize the function of

220 upplied with Si have the phenylpropanoid and terpenoid pathways potentiated and have a faster and str

221 TPS genes, several key genes in the upstream terpenoid pathways were also found to be upregulated by

222 ipts encoding enzymes at early steps of both terpenoid pathways were lower in caterpillar-damaged lea

223 and 242 proteins in the mevalonate pathway, terpenoid pathways, cytochrome P450s, and polyketide syn

224 A similar terpenoid pattern is also observed in extant Taxodium di

225 Fingerprinting enabled selection of terpenoids, phenylpropanoids, fatty acid derivatives, St

226 e research directions include examination of terpenoid phytoalexin precursors and end products as pot

227 Elicited production of terpenoid phytoalexins exhibit additional biological fun

228 ts indicate an important cooperative role of terpenoid phytoalexins in maize biochemical defense.

229 The number of predicted terpenoid phytoalexins is expanding through advances in

230 The recent expansion of known terpenoid phytoalexins now includes not only the labdane

231 Nonvolatile terpenoid phytoalexins occur throughout the plant kingdo

232 n and functional characterization of monocot terpenoid phytoalexins.

233 of polyepoxides derived from various acyclic terpenoid polyalkenes, including geraniol, farnesol, and

234 Among these fractions, the fraction rich in terpenoids possessed the highest adaptogenic activity an

235 the sequential conversion of the ubiquitous terpenoid precursor geranyl diphosphate to the iridoid l

236 oducts that are produced from polyketide and terpenoid precursors.

237 Reactions between ozone and terpenoids produce numerous products, some of which may

238 lates, encoding enzymes capable of degrading terpenoids produced by trees.

239 I1 transgene also complemented the defect in terpenoid production in glandular trichomes.

240 in tomato and reveal a link between CHI1 and terpenoid production.

241 gous protein expression and higher titers of terpenoid production.

242 new strategies for metabolic engineering of terpenoid production.

243 AmNES/LIS-2, two enzymes responsible for the terpenoid profile of snapdragon scent remaining to be ch

244 These terpenoid reduction products contain series offset by CH

245 new diTPS candidates and over 400 putatively terpenoid-related P450s in a resource of nearly 1 millio

246 he effects of several prominent constitutive terpenoids released by conifers and Eucalyptus trees on

247 Terpenoids represent one of the major classes of natural

248 d inducible defenses, including phenolic and terpenoid resin synthesis.

249 Norway spruce produces terpenoid resins and phenolics in response to fungal and

250 nd bark beetle invasion by the production of terpenoid resins, but it is unclear whether resins or ot

251 tetracyclization simplifies the synthesis of terpenoid resorcylate natural products.

252 ys the foundation for efficient synthesis of terpenoid ring systems of interest in medicinal research

253 t contains numerous phytochemicals including terpenoids, saponins, flavonoids, alkaloids.

254 oxaziridines derived from readily available terpenoid scaffolds as efficient multifunctional reagent

255 The terpenoid secondary metabolites that have been discovere

256 ycosides, polyacetylenes, alkaloids, lipids, terpenoids, sesquiterpenoids, diterpenoids, quassinoids,

257 nylate or dansyl-like groups anchored to the terpenoid skeleton through amine bonds that would be exp

258 degradation of limonene, the most ubiquitous terpenoid species in the indoor environment.

259 Terpenoid spiroethers are abundant natural flavors with

260 , carbohydrates, catecholamines, flavonoids, terpenoids/steroids, alkaloids, antibiotics and toxins.

261 s that the biosynthetic cyclization of their terpenoid subunits is initiated via a chloronium ion.

262 e favorable chemically than the formation of terpenoids such as hopanoids and steroids from squalene.

263 opment of efficient syntheses toward oxepane terpenoids, such as aplysistatin derivatives.

264 biosynthesis and emission of volatile plant terpenoids, such as isoprene and methylbutenol (MBO), de

265 A formed and mass of ozone consumed by ozone/terpenoid surface reactions), for ozone/D-limonene react

266 predict SOA mass formation because of ozone/terpenoid surface reactions, and it was used with steady

267 imary drivers of terpene diversification are terpenoid synthase (TS) "signature" enzymes (which gener

268 sequence element suggest that the ancestral terpenoid synthase gene resembled a contemporary conifer

269 protein family (PF00348), a subgroup of the terpenoid synthase superfamily (CL0613) whose members ha

270 only as a possible metal-binding protein or terpenoid synthase, resulted in the formation of 2-methy

271 hosphates to terpenoid compounds by specific terpenoid synthases (cyclases).

272 Terpenoid synthases construct the carbon skeletons of te

273 Terpenoid synthases create diverse carbon skeletons by c

274 Over 30 cDNAs encoding plant terpenoid synthases involved in primary and secondary me

275 reased gene expression for nonmevalonate and terpenoid synthesis and increased gene expression in shi

276 e B illustrates the utility of the method in terpenoid synthesis.

277 ones, five esters, eight acids, ten terpenes/terpenoids, ten furans/furanones, two pyrroles, and one

278 ely large amounts of characteristic volatile terpenoids that have been implicated in the attraction o

279 Terpenoids, the largest class of plant secondary metabol

280 are pivotal enzymes for the biosynthesis of terpenoids, the largest class of secondary metabolites m

281 le in generating the structural diversity of terpenoids, the largest group of plant natural products.

282 we mapped the storage of thujones and other terpenoids to foliar glands.

283 including IL-4, IL-5 and IL-10, secreted by terpenoid-treated splenocytes were measured using the EL

284 The preservation of characteristic terpenoids (unaltered natural products) in the fossil co

285 otenoids are thought to be the precursors of terpenoid volatile compounds that contribute to flavor a

286 hat these two species differ in three floral terpenoid volatiles - d-limonene, beta-myrcene, and E-be

287 Terpenoid volatiles are isoprene compounds that are emit

288 en tissues, the presumed primary function of terpenoid volatiles released from mature fruits is the a

289 derived green leaf volatiles and a number of terpenoid volatiles.

290 The diurnal pattern of emission of volatile terpenoids was determined by collecting and analyzing th

291 enotypes for assessing the defensive role of terpenoids, we overexpressed a bifunctional spruce IDS,

292 athway (neryl and geranyl acetates) and some terpenoids were found in the organic samples.

293 ies by a mixture of AlinCSP5 and AlinCSP6 to terpenoids which do not bind to individual CSPs.

294 such as alkaloids, saponins, flavonoids, and terpenoids, which are most likely responsible for their

295 show that fossil conifers can contain polar terpenoids, which are valuable markers for (paleo)chemos

296 ichodiene synthase generates aberrant cyclic terpenoids with a 5000-fold reduction in kcat/KM, it is

297 or synthesizing taiwaniaquinoids, a group of terpenoids with an unusual rearranged 5(6-->7) or 6-nor-

298 cedentedly straightforward access to natural terpenoids with pendant unsaturated side chains.

299 clizations and permits the access to natural terpenoids with this stereochemistry, as well as to non-

300 ineages also synthesize hundreds of distinct terpenoids, with the total number of such specialized pl

301 may increase resistance to bark beetles and terpenoid yield for liquid biofuels.