ライフサイエンスコーパス: PPO

1 fied as substrates of the polyphenoloxidase (PPO).

2 this family, [Rh(chrysi)(phen)(PPO)](2+) (Rh-PPO).

3 is a very rich source of polyphenol oxidase (PPO).

4 belong to the family of polyphenol oxidases (PPOs).

5 sue browning are called polyphenol oxidases (PPOs).

6 enzyme, rendering it an ideal model to study PPO.

7 negative bacteria lack this oxygen-dependent PPO.

8 irreversible betaCyD inactivation of potato PPO.

9 x by quenching the intrinsic fluorescence of PPO.

10 0min resulted in the partial inactivation of PPO.

11 he role of the 'substrate selector' in plant PPOs.

12 ylase reaction is a general functionality of PPOs.

13 The Ppo-155 beta-YAC was used to directly lipofect MEL 585 c

14 ve complex in this family, [Rh(chrysi)(phen)(PPO)](2+) (Rh-PPO).

15 ted group 1 ToPPO-2 and group 2 ToPPO-6 into PPO-2-I244R and PPO-6-R254I, respectively, and expressed

16 er in plans with lower cost sharing, such as PPOs (20 operations/100,000 enrollees) than in HDHPs (hi

17 ibitors showed relatively weak inhibition of PPO (21.8-27.6%), even at as high as 2.0mM concentration

18 The highest inactivation of POD (31%) and PPO (57%) was achieved with 600 MPa and 300 MPa applied

19 ation may be a physiological requirement for PPO-6 stability and function in vivo and raise new quest

20 We analyzed a tetrameric PPO isoenzyme (PPO-6) from dandelion (Taraxacum officinale) heterologou

21 O-2 and group 2 ToPPO-6 into PPO-2-I244R and PPO-6-R254I, respectively, and expressed them in E. coli

22 This enantio-specificity for a PPO, a representative of a widespread class of enzymes,

23 and stimulated the expression of Drosophila PPO-A1 and PPO3 in S2 cell line.

24 zymatic browning through polyphenol oxidase (PPO) action.

25 1 allows us to propose a model for localized PPO activation in insects.

26 es could be due to beta-glucosidase, POX and PPO activities changes during olive ripening and storage

27 Enzyme stability was higher than PPO activities found in other natural sources, since abo

28 ia-lyase (PAL) and lower polyphenol oxidase (PPO) activities.

29 CS decreased PPO activity and browning index of fresh cut apples and

30 In red beet, cysteine did not inhibit PPO activity but enhanced PAL activity.

31 Native gel stained for PPO activity in control samples showed two isoforms.

32 ns and A. fumigatus ppo mutants, implicating Ppo activity in generating PGs.

33 functionalised with thiol groups, to inhibit PPO activity in the model system and apple juice.

34 at all pressures studied caused irreversible PPO activity increase with a maximum of 6.1 fold increas

35 MPa, 60 degrees C) also caused up to 3 fold PPO activity increase.

36 PPO activity increased with ripeness and was always high

37 In Escherichia coli, PPO activity is known to be linked to respiration and th

38 her than 76 degrees C, monotonic decrease in PPO activity occurred at 0.1 MPa and pressures higher th

39 g index increased in stored eggplant fruits, PPO activity reduced in four out of eight cultivars stud

40 mutant, indicating that this region confers PPO activity to the flavodoxin.

41 Losses of PPO activity were favoured by the presence of EPI in mod

42 BABA-treated lettuce three bands visualising PPO activity were observed.

43 Fruit IB had positive correlation with the PPO activity, but negative correlation with TP, AC and A

44 If there is a high PPO activity, Mal d 1 could be reduced even if the total

45 e bands up to 60kDa displayed only very weak PPO activity, supporting the hypothesis that the C-termi

46 Sodium dodecyl sulphate (SDS) enhanced PPO activity, with pulp showing a stronger increase than

47 lines that display less than 5% of wild-type PPO activity.

48 n can circumvent browning problems caused by PPO activity.

49 and sodium azide showed mixed inhibition of PPO activity.

50 knockout of hemG causes a loss of measurable PPO activity.

51 extract browning and quantitative assays of PPO activity.

52 n was soluble and functional in an assay for PPO activity.

53 ith 2mM and 20mM ascorbic acid had a lowered PPO activity; compared to the control by 51% and 60%, re

54 effective inhibition of polyphenol oxidase (PPO) activity and browning in potato and apple as compar

55 s contain high levels of polyphenol oxidase (PPO) activity and o-diphenol substrates.

56 ins (PT) treatments on the ployhenoloxidase (PPO) activity and quality changes of Pacific white shrim

57 L-ascorbic acid (AA) and polyphenoloxidase (PPO) activity from Marie-Menard apple in pH 3.8 solution

58 ulp colour by inhibiting polyphenol oxidase (PPO) activity of the both tissues.

59 inia mangostana rind, on polyphenol oxidase (PPO) activity was investigated.

60 cts of Ataulfo exhibited polyphenol oxidase (PPO) activity with pyrogallol, 3-methylcatechol, catecho

61 wning Index) parameters, polyphenol oxidase (PPO) activity, ascorbic acid, gallic acid, ellagic acid,

62 lic compounds and polyphenol oxidase enzyme (PPO) activity.

63 al concentrations of herbicides that inhibit PPO also induced defence responses that conferred enhanc

64 Polyphenol oxidase (PPO), also known as tyrosinase and catechol oxidase, is

65 in the green alga Chlamydomonas reinhardtii, PPO and FeC are each encoded by a single gene.

66 netic analysis indicates that C. reinhardtii PPO and FeC are most closely related to plant counterpar

67 blotting results suggest that C. reinhardtii PPO and FeC are targeted exclusively to the chloroplast,

68 s is not directly regulated by the levels of PPO and FeC in C. reinhardtii.

69 proposed that the multiplicity of genes for PPO and FeC in higher plants could be related to differe

70 The mixture of Fe2O3, PPO and glutaraldehyde was casted on the PEDOT-rGO elect

71 er perspective on the potential functions of PPO and its possible connection to cell death, we compar

72 Compared to IMC and MC, PPO and POD from OMC water showed the lowest thermal res

73 monocytogenes and maximizing inactivation of PPO and POD, with the greatest retention of bioactive co

74 ns and interfacial regions composed of mixed PPO and TFA-modified titania.

75 the kinetic characterization of recombinant PPOs and the detection of low concentrations of this enz

76 he optimal inhibitors of polyphenol oxidase (PPO) and evaluated their effect on enzymatic browning, p

77 afety point of view while polyphenoloxidase (PPO) and peroxidase (POD) activities, total phenolic con

78 The effect of modifying polyphenol oxidase (PPO) and peroxidase (POX) activity during the extraction

79 nzymes beta-glucosidase, polyphenol oxidase (PPO) and peroxidase (POX), to determine the phenolic pro

80 nd enzymatic activity of polyphenol oxidase (PPO) and phenylalanine ammonia lyase (PAL).

81 le, both the activity of polyphenol oxidase (PPO) and polyphenol peroxidase (POD) in fresh-cut pineap

82 ethodology to inactivate polyphenol oxidase (PPO) and protecting the quality parameters, especially c

83 FAD-containing enzymes that is comprised of PPOs, animal MAOs, and PHDs.

84 In plants PPOs appear in gene families, and the corresponding isoe

85 The posttranslationally processed PPO ( approximately 43 kDa) has a central role in the bi

86 Although plant PPOs are often discussed with regard to their role in de

87 ct by inhibiting protoporphyrinogen oxidase (PPO) are widely used to control weeds in a variety of cr

88 Prophenoloxidases (PPOs) are key enzymes of the melanization reaction, whic

89 growth, supporting the strategy of using Rh-PPO as a chemotherapeutic targeted to MMR-deficient canc

90 In PPO assay, high concentrations ( 1.11 mM) of the four am

91 m metabisulfite were effective inhibitors of PPO at 1.0mM.

92 material SBA-15 adsorbs a larger quantity of PPO at pH 4.00 and offers an inhibition of enzymatic act

93 nd MCM-48) to immobilize polyphenol oxidase (PPO) at different pH has been tested.

94 We find that Rh-PPO binding induces a lesion that triggers the DNA damag

95 The PEDOT-rGO-Fe2O3-PPO biosensor was stable for at least 75 days when store

96 aining material was able to capture not only PPO, but also the oxidation products.

97 om its inactive precursor, prophenoloxidase (PPO), by specific proteolysis via a serine protease casc

98 Physiological parameters, SOD, POD, PPO, CAT activity, free proline, soluble protein and MDA

99 Polyphenol oxidase (PPO) catalyses oxidation of phenolics, which results in

100 Polyphenol oxidases (PPOs) catalyze the oxidation of ortho-diphenols to the c

101 Extents of betaCyD inhibition of PPO-catalyzed reactions are shown to be substrate specif

102 he effect of beta-cyclodextrins (betaCyD) on PPO-catalyzed reactions.

103 Protoporphyrinogen IX oxidase (PPO) catalyzes the last common step in chlorophyll and h

104 The enzyme polyphenol oxidase (PPO) catalyzes the oxidation of phenolic compounds into

105 Silencing of PPO caused major alterations in the metabolism of phenol

106 We also expressed the red clover PPO cDNAs under the control of a constitutive promoter i

107 We cloned three red clover PPO cDNAs, PPO1, PPO2, and PPO3, from a leaf cDNA librar

108 ertor complexes, including [Rh(chrysi)(phen)(PPO)]Cl(2) (Rh-PPO), specifically target DNA mismatches

109 uence comparisons among the three red clover PPO clones indicated they are 87% to 90% identical at th

110 trong up-regulation of a polyphenol oxidase (PPO) coding transcript in MusaSAP1 overexpressing plants

111 nments of the TFA-modified titania, PEO, and PPO components of the hybrid were investigated.

112 chol biosensor, based on the PEDOT-rGO-Fe2O3-PPO composite modified glassy carbon (GC) electrode.

113 to firm texture and high polyphenol oxidase (PPO) content.

114 oly(ethylene oxide) (PEO-PPO-PEO) or PPO-PEO-PPO copolymer with molecular weights (MWs) from 2700 to

115 Polymerization of PPO-derived quinones causes the postharvest browning of

116 ened both enzymatic phenol oxidations before PPO deteriorated and the whole set of the chemical react

117 When compared to oxaliplatin, Rh-PPO displays ninefold higher potency at tumor sites.

118 growing in the dark, whereas the content of PPO does not significantly differ in light- and dark-gro

119 metric assay for protoporphyrinogen oxidase (PPO, EC 1.3.3.4) activity has been developed using a 96-

120 Protoporphyrinogen oxidase (PPO, EC 1.3.3.4) catalyzes the six-electron oxidation of

121 ed within the TFA-modified titania, and that PPO environments encompass both microphase separated reg

122 als and a study of their ability to modulate PPO enzyme activity.

123 of phenolic compounds and possesses a single PPO enzyme, rendering it an ideal model to study PPO.

124 ystem to further characterize the red clover PPO enzymes and PPO-mediated inhibition of postharvest p

125 gs reveal a previously unidentified class of PPO enzymes that do not utilize oxygen as an electron ac

126 e highest inactivation of polyphenoloxidase (PPO) enzymes (57%) was obtained at 300 MPa x 3 pulses, a

127 ive (peroxydase, POX, and polyphenoloxydase, PPO) enzymes during olive ripening and storage and to de

128 ic isoleucine (I) at position HB2+1, group 2 PPOs exhibit a larger, positively charged arginine (R).

129 temperature range tested, polyphenoloxidase (PPO) exhibited the optimum activity at approximately 50

130 nd to obtain multiple events tolerant to the PPO family of herbicides.

131 y to physicians in each specialty by private PPOs for intermediate office visits with established pat

132 s is related to lower prices paid by private PPOs for office visits.

133 Here, we report the crystal structure of PPO from a lepidopteran insect at a resolution of 1.97 A

134 he highest affinity toward catechol, whereas PPO from BABA-elicited lettuce showed the highest affini

135 PPO from control plants demonstrated the highest affinit

136 more sensitive to the tested inhibitors than PPO from control plants.

137 PPO from Grenache grapes has recently been reported to d

138 PPO from plants elicited with BABA was also more sensiti

139 1.97 A, which is the initial structure for a PPO from the type 3 copper protein family.

140 In contrast, we have characterized PPOs from Dornfelder and Riesling grapes which display b

141 Activity of polyphenol oxidase (PPO) from "Rojo Brillante" persimmon (Diospyros kaki L.)

142 iochemical parameters of polyphenol oxidase (PPO) from lettuce leaves caused by dl-beta-amino-n-butyr

143 These findings suggest that RUNX4 regulates PPO gene expression under the control of the Toll pathwa

144 Plants expressing the antisense PPO gene presented growth alterations and their leaves s

145 ain multiple copies of the introduced mutant PPO gene.

146 only identified a single polyphenol oxidase (PPO) gene (JrPPO1).

147 ndegraded during ensiling, presumably due to PPO-generated o-quinone inhibition of leaf proteases.

148 n addition to altering spore ratios, loss of ppo genes affect natural product biosynthesis and seed c

149 NT binding motif in the promoter of mosquito PPO genes and stimulated the expression of Drosophila PP

150 The mosquito Aedes aegypti has ten PPO genes in the genome, four of which (PPO1, PPO3, PPO5

151 ould substitute functionally for A. nidulans ppo genes.

152 olation of plant protoporphyrinogen oxidase (PPO) genes and the isolation of herbicide-tolerant mutan

153 The data indicated that PPO had the highest substrate affinity for chlorogenic a

154 alysis of the current data base reveals that PPO has significant sequence similarities to mammalian m

155 or studies indicated that in vitro activated PPO hydroxylates Tyr inefficiently.

156 We also studied the PPO immobilisation capability of the materials.

157 characteristics with higher influence on the PPO immobilization.

158 with copper chelation activity could inhibit PPO in a dose dependent manner.

159 oyed assay systems for the quantification of PPO in fruits and vegetables.

160 performance when immobilising and inhibiting PPO in model systems, and support topology is a main fac

161 etic studies revealed rapid absorption of Rh-PPO in plasma with notable accumulation in the liver com

162 metabolic changes point to a direct role for PPO in the metabolism of tyrosine and in the biosynthesi

163 t, but the native physiological functions of PPOs in undamaged, intact plant cells are not well under

164 y assessment showed that polyphenol oxidase (PPO) in all samples was more heat resistant than peroxid

165 ially purified blueberry polyphenol oxidase (PPO) in Mcllvaine buffer (pH=3.6, typical pH of blueberr

166 The PPO inactivation was successfully achieved by thermosoni

167 An apparent "direct PPO inactivation" by betaCyD is shown to result from a s

168 manner, consistent with tissue softening and PPO inactivation.

169 at the model can satisfactorily describe the PPO inactivation.

170 The first weed to evolve resistance to PPO-inhibiting herbicides was Amaranthus tuberculatus, a

171 oli grown in the presence and absence of the PPO inhibitor lactofen.

172 Treatment with the PPO inhibitor tropolone produced a twofold increase in t

173 lumioxazin, a protoporphyrinogen IX oxidase (PPO) inhibitor.

174 Evaluation of a PPO-inhibitor-resistant A. tuberculatus biotype revealed

175 n) as pre-heating treatments and addition of PPO inhibitors (citric acid, oxalic acid, and sodium bor

176 he gene, which may explain why resistance to PPO inhibitors has been rare.

177 PPO inhibitors, from natural or synthetic sources, are u

178 st amount of PT (10.00 mg phloroglucinol/g), PPO inhibitory activity (71.94%) and therefore selected

179 Overall, these data show that Rh-PPO inhibits xenograft tumor growth, supporting the stra

180 in strategies to control polyphenol oxidase (PPO)-initiated enzymatic browning because it is often as

181 commercial preferred provider organization (PPO) insurance, Medicare, or Medicaid.

182 is grandiflora (AUS1) is a specialized plant PPO involved in the anabolic pathway of aurones.

183 Manduca sexta PPO is a heterodimer consisting of 2 homologous polypept

184 FTIR analysis indicated that PPO is an alpha-helix dominating enzyme.

185 Sequence analysis demonstrate that PPO is closely related to bacterial PHDs and more distan

186 sults further indicated that the activity of PPO is more important than the content of total phenols

187 Significantly, the lesion induced by Rh-PPO is not repaired in MMR-deficient cells, resulting in

188 Unlike atactic PPO, isotactic PPO is semicrystalline with a melting temperature of app

189 In this paper, hydroxy-telechelic isotactic PPO is synthesized from racemic propylene oxide with con

190 PPO is the main enzyme involved in phenolic oxidation at

191 novel catalytic reaction mechanism for plant PPOs is proposed.

192 Hydroxy-telechelic poly(propylene oxide) (PPO) is widely used industrially as a midsegment in poly

193 We analyzed a tetrameric PPO isoenzyme (PPO-6) from dandelion (Taraxacum officina

194 ns regarding distinct functions for specific PPO isoenzymes in plants.

195 code both plastid- and mitochondria-targeted PPO isoforms, allowing a mutation in a single gene to co

196 ivity, suggesting the existence of different PPO isoforms.

197 Unlike atactic PPO, isotactic PPO is semicrystalline with a melting tem

198 e first crystal structures of a latent plant PPO, its mature active and inactive form, caused by a su

199 . regia genome sequence, a second homolog of PPO (JrPPO2) was discovered.

200 rboxylic acid functionalised one, offer high PPO loading capabilities and the immobilisation speed in

201 The Rh-PPO mechanism is reminiscent of DNA repair enzymes that

202 characterize the red clover PPO enzymes and PPO-mediated inhibition of postharvest proteolysis in fo

203 f supplemental benefits available to HMO and PPO Medicare Advantage enrollees, this study assesses en

204 the inactivation of two polyphenol oxidases (PPOs): mushroom tyrosinase in buffer and the PPO present

205 phenotypes compared to those of other Delta ppo mutants and the wild type, including altered conidiu

206 Here, Delta ppo mutants were characterized to elucidate the role of

207 n both Aspergillus nidulans and A. fumigatus ppo mutants, implicating Ppo activity in generating PGs.

208 ignificant level of homology was observed in PPO nucleotide and conceptually translated protein seque

209 exclusion chromatography indicated that both PPOs occur as monomers with Mr of about 38kDa.

210 re, resulting from an enzymatic oxidation by PPO of the o-diphenolic compounds present in the fresh f

211 re used to give hydroxy-telechelic isotactic PPO of varying functionality and structure.

212 Polyphenoloxidases (PPO) of the type-3 copper protein family are considered

213 In plants, PPOs often occur as families of isoenzymes which are dif

214 in browning of leaf tissues from activity of PPO on the o-diphenols.

215 Here, we present an in vivo analysis of Rh-PPO, our most potent metalloinsertor.

216 ighest inhibitory effect on potato and apple PPO (p 0.05).

217 ethylene oxide) (PEO)-poly(propylene oxide) (PPO)-PEO poloxamers, capable of controlled release of a

218 on methods indicate that rAAV-FLAG-hsox9/PEO-PPO-PEO hydrogel-augmented microfracture significantly i

219 y(propylene oxide)-poly(ethylene oxide) (PEO-PPO-PEO) copolymers and poly(ethylene glycol), was explo

220 y(propylene oxide)-poly(ethylene oxide) (PEO-PPO-PEO) copolymers.

221 y(propylene oxide)-poly(ethylene oxide) (PEO-PPO-PEO) or PPO-PEO-PPO copolymer with molecular weights

222 propylene glycol)-poly(ethylene glycol) (PEO-PPO-PEO) triblock copolymers (Pluronic)] could only disp

223 y(propylene oxide)-poly(ethylene oxide) (PEO-PPO-PEO) triblock copolymers, and their subsequent fabri

224 oxide)-poly(ethylene oxide) (PEO-PPO-PEO) or PPO-PEO-PPO copolymer with molecular weights (MWs) from

225 Theta-conditions, e.g., PS in cyclohexane or PPO/PEO in water.

226 olymer (predominantly propylene oxide based, PPO/PEO) for polar solvents or water.

227 of MusaSAP1 in biotic stress responses where PPOs perform major functions in multiple defense pathway

228 ome bioactive compounds, polyphenol oxidase (PPO), peroxidase (POX), and superoxide dismutase (SOD) e

229 acterial MAOs are no more closely related to PPOs, PHDs, and animal MAO's than they are to the unrela

230 Overall, these results suggest that PPO plays a novel and fundamental role in secondary meta

231 g applications resulted in lower activity of PPO & POD, higher DPPH radical scavenging activity, high

232 mphiphilic block copolymers based on PEO and PPO (Poloxamers and Pluronics) and advances in the area

233 ivity, phenolic content, browning index, and PPO polymorphism.

234 to induce Pin (Ser proteinase inhibitor) or PPO (polyphenol oxidase) transcripts in nonwounded leave

235 PS more than 40wt.% increased significantly PPO/POP content.

236 All the data reported indicate that PPO/POP was the major component of primary nucleus devel

237 he catalytic site: whereas group 1 dandelion PPOs possess a hydrophobic isoleucine (I) at position HB

238 PPOs): mushroom tyrosinase in buffer and the PPO present in coconut water.

239 nomenon that has rarely been shown for plant PPOs previously.

240 The PPO primarily engenders the enantio-specific conversion

241 We propose that Ppo products, PG, and/or other oxylipins may serve as ac

242 The expressed red clover PPO proteins were active in alfalfa extracts as evidence

243 rated fat content, but different major TAGs (PPO-, PSO-, SSO-, POP- and SOS-rich blends) were evaluat

244 nd LapA-AS lines had lower levels of Pin and PPO RNAs than wild-type controls.

245 due was identified that influences the plant PPO's acceptance or rejection of tyramine.

246 single amino acid significantly changed the PPO's substrate specificity.

247 f A. tumefaciens-mediated transformation via PPO selection enabled us to obtain single-copy transgeni

248 ato enzyme extracts and semi-purified potato PPO served as enzyme sources.

249 Transgenic alfalfa expressing red clover PPO should prove an excellent model system to further ch

250 Blueberry PPO showed a Km of 15mM and Vmax of 2.57 DeltaA420nm/min

251 PPO showed a single fraction with k60 degrees C=1.58+/-0

252 PPO showed an optimum activity at pH 6.1-6.3 and 35 degr

253 Buriti PPO showed optimum activity at pH 7.0 and 35 degrees C,

254 The A. fumigatus triple-ppo-silenced mutant was hypervirulent in the invasive pu

255 Strikingly, the PPO-silenced plants developed spontaneous necrotic lesio

256 In addition, PPO-silenced plants displayed massive (9-fold) increases

257 nscriptomes and metabolomes of wild-type and PPO-silenced plants.

258 We generated a series of PPO-silenced transgenic walnut lines that display less t

259 ence, two cultivars, which displayed highest PPO specific activity, differed in the 38 amino acid str

260 vars of eggplant were characterised by their PPO specific activity, phenolic content, browning index,

261 e dependent on both the phenolic content and PPO specific activity, whereas, total phenolic content p

262 , including [Rh(chrysi)(phen)(PPO)]Cl(2) (Rh-PPO), specifically target DNA mismatches and selectively

263 rmation of o-quinones of EPI (QEPI) lowering PPO stability.

264 s of multifunctional linear PEG (mf-PEG) and PPO structures accessible by copolymerization of EO or P

265 The same study proposed that the PPOs' substrate specificity is controlled by one specifi

266 at form inclusion complexes with a number of PPO substrates.

267 Polyphenol oxidases (PPOs) such as tyrosinase and laccase catalyze the enzyma

268 higher inhibitory effect on potato and apple PPO than 100 ppm citric acid.

269 uce levels of protoporphyrinogen IX oxidase (PPO), the last common enzyme of the biosynthesis of the

270 Protoporphyrinogen oxidase (PPO), the penultimate enzyme of the heme biosynthetic pa

271 stand the conformational changes of mushroom PPO, the secondary structural change of the enzyme durin

272 pact of the presence of CG, EPI and/or AA on PPO thermostability.

273 lar polymers based on poly(propylene oxide) (PPO), thymine (Thy), and diaminotriazine (DAT).

274 , which results in processing of the zymogen PPO to PO.

275 ialysable iron fraction (6.7%) more than P + PPO treatment (3.9%).

276 P + X + C + PPO treatment of the WrS blend increased the soluble non

277 ), whereas phytase + polyphenol oxidase (P + PPO) treatment only showed improvement in the TwS blend.

278 on of antibodies to B. burgdorferi using the PPO triplex test (rP100 + PepVF + rOspC-K, AUC of 0.844)

279 ctical route to hydroxy-telechelic isotactic PPO using racemic propylene oxide as the monomer.

280 One isoform of PPO was 259-fold purified using standard chromatographic

281 PPO was completely inactivated in 20min at 85 degrees C,

282 PPO was completely inactivated in pasteurised juices, wh

283 The PPO was found to be a 112 kDa homodimer.

284 In this study, Cape gooseberry PPO was isolated and biochemically characterized.

285 ecific activity of mouse liver mitochondrial PPO was measured as 0.043 nmol h-1/mg mitochondria, demo

286 Apple PPO was thermolabile, denaturing after 10min at 70 degre

287 Polyphenol oxidase (PPO) was extracted and characterized from high-bush blue

288 Polyphenol oxidase (PPO) was extracted and characterized from ripe fruit of

289 Polyphenol oxidase (PPO) was extracted and purified from Turkish Alyanak apr

290 An enantio-specific polyphenol oxidase (PPO) was purified approximately 1,700-fold to apparent h

291 al phenol content as well as the activity of PPO were determined.

292 Three genes predicted to encode PPO were identified in A. tuberculatus.

293 leven known dandelion (Taraxacum officinale) PPOs were shown to separate into two different phylogene

294 of peroxidase (POD) and polyphenol oxidase (PPO) were investigated under conventional and microwave

295 ge enzymes, proteases and polyphenoloxidase (PPO), were determined from isothermal heat treatments of

296 onformational changes of polyphenol oxidase (PPO), which is a food quality related enzyme, after ther

297 is a very rich source of polyphenol oxidase (PPO), which negatively affects its quality upon cutting

298 Minimizing the impact of PPO with heat was critical to the extraction and recover

299 n of Pacific white shrimp polyphenoloxidase (PPO) with Chamuang leaf extract (CLE) was studied.

300 catalyst of phenols to polyphenylene oxide (PPO) with O(2) as the terminal oxidant.