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Items: 1 to 50 of 114

1.

Improvements in the production of Aspergillus oryzae β-galactosidase crosslinked aggregates and their use in repeated-batch synthesis of lactulose.

Guerrero C, Aburto C, Súarez S, Vera C, Illanes A.

Int J Biol Macromol. 2019 Oct 29. pii: S0141-8130(19)35123-2. doi: 10.1016/j.ijbiomac.2019.09.117. [Epub ahead of print]

PMID:
31676297
2.

Conventional and non-conventional applications of β-galactosidases.

Vera C, Guerrero C, Aburto C, Cordova A, Illanes A.

Biochim Biophys Acta Proteins Proteom. 2019 Sep 5;1868(1):140271. doi: 10.1016/j.bbapap.2019.140271. [Epub ahead of print] Review.

PMID:
31494342
3.

Synthesis with Immobilized Lipases and Downstream Processing of Ascorbyl Palmitate.

Tufiño C, Bernal C, Ottone C, Romero O, Illanes A, Wilson L.

Molecules. 2019 Sep 5;24(18). pii: E3227. doi: 10.3390/molecules24183227.

4.

Texture differentiation using audio signal analysis with robotic interventional instruments.

Chen CH, Sühn T, Kalmar M, Maldonado I, Wex C, Croner R, Boese A, Friebe M, Illanes A.

Comput Biol Med. 2019 Sep;112:103370. doi: 10.1016/j.compbiomed.2019.103370. Epub 2019 Jul 26.

5.

Novel automated vessel pattern characterization of larynx contact endoscopic video images.

Esmaeili N, Illanes A, Boese A, Davaris N, Arens C, Friebe M.

Int J Comput Assist Radiol Surg. 2019 Oct;14(10):1751-1761. doi: 10.1007/s11548-019-02034-9. Epub 2019 Jul 27.

6.

Design of combined crosslinked enzyme aggregates (combi-CLEAs) of β-galactosidase and glucose isomerase for the one-pot production of fructose syrup from lactose.

Araya E, Urrutia P, Romero O, Illanes A, Wilson L.

Food Chem. 2019 Aug 1;288:102-107. doi: 10.1016/j.foodchem.2019.02.024. Epub 2019 Feb 14.

PMID:
30902269
7.

Proximal detection of guide wire perforation using feature extraction from bispectral audio signal analysis combined with machine learning.

Mahmoodian N, Schaufler A, Pashazadeh A, Boese A, Friebe M, Illanes A.

Comput Biol Med. 2019 Apr;107:10-17. doi: 10.1016/j.compbiomed.2019.02.001. Epub 2019 Feb 7.

PMID:
30769168
8.

Continuous enzymatic synthesis of lactulose in packed-bed reactor with immobilized Aspergillus oryzae β-galactosidase.

Guerrero C, Valdivia F, Ubilla C, Ramírez N, Gómez M, Aburto C, Vera C, Illanes A.

Bioresour Technol. 2019 Apr;278:296-302. doi: 10.1016/j.biortech.2018.12.018. Epub 2018 Dec 8.

PMID:
30708333
9.

Parametrical modelling for texture characterization-A novel approach applied to ultrasound thyroid segmentation.

Illanes A, Esmaeili N, Poudel P, Balakrishnan S, Friebe M.

PLoS One. 2019 Jan 29;14(1):e0211215. doi: 10.1371/journal.pone.0211215. eCollection 2019.

10.

β-Galactosidase from Exiguobacterium acetylicum: Cloning, expression, purification and characterization.

Aburto C, Castillo C, Cornejo F, Arenas-Salinas M, Vásquez C, Guerrero C, Arenas F, Illanes A, Vera C.

Bioresour Technol. 2019 Apr;277:211-215. doi: 10.1016/j.biortech.2019.01.005. Epub 2019 Jan 3.

PMID:
30639092
11.

Evaluation of Commonly Used Algorithms for Thyroid Ultrasound Images Segmentation and Improvement Using Machine Learning Approaches.

Poudel P, Illanes A, Sheet D, Friebe M.

J Healthc Eng. 2018 Sep 23;2018:8087624. doi: 10.1155/2018/8087624. eCollection 2018.

12.

A study of concentration changes of Protoporphyrin IX and Coproporphyrin III in mixed samples mimicking conditions inside cancer cells for Photodynamic Therapy.

Landes R, Illanes A, Goeppner D, Gollnick H, Friebe M.

PLoS One. 2018 Aug 31;13(8):e0202349. doi: 10.1371/journal.pone.0202349. eCollection 2018.

13.

Co-immobilized β-galactosidase and Saccharomyces cerevisiae cells for the simultaneous synthesis and purification of galacto-oligosaccharides.

Aburto C, Guerrero C, Vera C, Wilson L, Illanes A.

Enzyme Microb Technol. 2018 Nov;118:102-108. doi: 10.1016/j.enzmictec.2018.08.003. Epub 2018 Aug 9.

PMID:
30143193
14.

Anatomical Structure Segmentation in Ultrasound Volumes Using Cross Frame Belief Propagating Iterative Random Walks.

China D, Illanes A, Poudel P, Friebe M, Mitra P, Sheet D.

IEEE J Biomed Health Inform. 2019 May;23(3):1110-1118. doi: 10.1109/JBHI.2018.2864896. Epub 2018 Aug 15.

PMID:
30113902
15.

Novel clinical device tracking and tissue event characterization using proximally placed audio signal acquisition and processing.

Illanes A, Boese A, Maldonado I, Pashazadeh A, Schaufler A, Navab N, Friebe M.

Sci Rep. 2018 Aug 13;8(1):12070. doi: 10.1038/s41598-018-30641-0.

16.

Enzymatic and chemical synthesis of new anticoagulant peptides.

Origone A, Bersi G, Illanes A, Sturniolo H, Liggieri C, Guzmán F, Barberis S.

Biotechnol Prog. 2018 Sep;34(5):1093-1101. doi: 10.1002/btpr.2658. Epub 2018 Jul 27.

PMID:
29882241
17.

Use of chitosan heterofunctionality for enzyme immobilization: β-galactosidase immobilization for galacto-oligosaccharide synthesis.

Urrutia P, Bernal C, Wilson L, Illanes A.

Int J Biol Macromol. 2018 Sep;116:182-193. doi: 10.1016/j.ijbiomac.2018.04.112. Epub 2018 Apr 25.

PMID:
29702168
18.

In-room ultrasound fusion combined with fully compatible 3D-printed holding arm - rethinking interventional MRI.

Friebe M, Sanchez J, Balakrishnan S, Illanes A, Nagaraj Y, Odenbach R, Matooq M, Krombach G, Vogele M, Boese A.

Med Devices (Auckl). 2018 Mar 15;11:77-85. doi: 10.2147/MDER.S150459. eCollection 2018.

19.

Enhanced long-chain fatty alcohol oxidation by immobilization of alcohol dehydrogenase from S. cerevisiae.

Ottone C, Bernal C, Serna N, Illanes A, Wilson L.

Appl Microbiol Biotechnol. 2018 Jan;102(1):237-247. doi: 10.1007/s00253-017-8598-5. Epub 2017 Oct 31.

PMID:
29090341
20.

Selective and eco-friendly synthesis of lipoaminoacid-based surfactants for food, using immobilized lipase and protease biocatalysts.

Bernal C, Guzman F, Illanes A, Wilson L.

Food Chem. 2018 Jan 15;239:189-195. doi: 10.1016/j.foodchem.2017.06.105. Epub 2017 Jun 20.

PMID:
28873558
21.

Mathematical determination of kinetic parameters for assessing the effect of the organic solvent on the selectivity of peptide synthesis with immobilized α-chymotrypsin.

Bahamondes C, Wilson L, Guzmán F, Illanes A.

J Biosci Bioeng. 2017 Dec;124(6):618-622. doi: 10.1016/j.jbiosc.2017.06.017. Epub 2017 Aug 25.

PMID:
28847579
22.

Intravascular endoscopy improvement through narrow-band imaging.

Boese A, Sivankutty AK, Illanes A, Friebe M.

Int J Comput Assist Radiol Surg. 2017 Nov;12(11):2015-2021. doi: 10.1007/s11548-017-1579-4. Epub 2017 Mar 30.

23.

Passive artifact behavior prediction of interventional tools in high-field MRI using a 0.55T portable benchtop MR scanner.

Abadi H, Krug J, Illanes A, Friebe M.

Conf Proc IEEE Eng Med Biol Soc. 2016 Aug;2016:1252-1255. doi: 10.1109/EMBC.2016.7590933.

PMID:
28268552
24.

Distortion indicator algorithm for simple artifact assessment of passive MRI markers.

Illanes A, Krug J, Abadi H, Friebe M.

Conf Proc IEEE Eng Med Biol Soc. 2016 Aug;2016:1248-1251. doi: 10.1109/EMBC.2016.7590932.

PMID:
28268551
25.

Immobilization of Aspergillus oryzae β-galactosidase in an agarose matrix functionalized by four different methods and application to the synthesis of lactulose.

Guerrero C, Vera C, Serna N, Illanes A.

Bioresour Technol. 2017 May;232:53-63. doi: 10.1016/j.biortech.2017.02.003. Epub 2017 Feb 7.

PMID:
28214445
26.

Fed-batch operation for the synthesis of lactulose with β-galactosidase of Aspergillus oryzae.

Guerrero C, Vera C, Illanes A.

Bioresour Technol. 2017 Aug;237:126-134. doi: 10.1016/j.biortech.2017.01.042. Epub 2017 Jan 26.

PMID:
28162924
27.

Synthesis of lactulose in batch and repeated-batch operation with immobilized β-galactosidase in different agarose functionalized supports.

Guerrero C, Vera C, Illanes A.

Bioresour Technol. 2017 Apr;230:56-66. doi: 10.1016/j.biortech.2017.01.037. Epub 2017 Jan 25.

PMID:
28160659
28.

Aroma Release in Wine Using Co-Immobilized Enzyme Aggregates.

Ahumada K, Martínez-Gil A, Moreno-Simunovic Y, Illanes A, Wilson L.

Molecules. 2016 Nov 8;21(11). pii: E1485.

29.

Synthesis and purification of galacto-oligosaccharides: state of the art.

Vera C, Córdova A, Aburto C, Guerrero C, Suárez S, Illanes A.

World J Microbiol Biotechnol. 2016 Dec;32(12):197. Epub 2016 Oct 18. Review.

PMID:
27757792
30.

Performance of an ultrafiltration membrane bioreactor (UF-MBR) as a processing strategy for the synthesis of galacto-oligosaccharides at high substrate concentrations.

Córdova A, Astudillo C, Vera C, Guerrero C, Illanes A.

J Biotechnol. 2016 Apr 10;223:26-35. doi: 10.1016/j.jbiotec.2016.02.028. Epub 2016 Mar 2.

PMID:
26924238
31.

Fetal heart rate feature extraction from cardiotocographic recordings through autoregressive model's power spectral- and pole-based analysis.

Illanes A, Haritopoulos M.

Conf Proc IEEE Eng Med Biol Soc. 2015 Aug;2015:5842-5. doi: 10.1109/EMBC.2015.7319720.

PMID:
26737620
32.

Synthesis of the kyotorphin precursor benzoyl-L-tyrosine-L-argininamide with immobilized α-chymotrypsin in sequential batch with enzyme reactivation.

Bahamondes C, Wilson L, Bernal C, Illanes A, Álvaro G, Guzmán F.

Biotechnol Prog. 2016 Jan-Feb;32(1):54-9. doi: 10.1002/btpr.2187. Epub 2015 Nov 6.

PMID:
26488135
33.

Simultaneous synthesis of mixtures of lactulose and galacto-oligosaccharides and their selective fermentation.

Guerrero C, Vera C, Acevedo F, Illanes A.

J Biotechnol. 2015 Sep 10;209:31-40. doi: 10.1016/j.jbiotec.2015.06.394. Epub 2015 Jun 12.

PMID:
26080080
34.

Repeated-batch operation for the synthesis of lactulose with β-galactosidase immobilized by aggregation and crosslinking.

Guerrero C, Vera C, Araya E, Conejeros R, Illanes A.

Bioresour Technol. 2015 Aug;190:122-31. doi: 10.1016/j.biortech.2015.04.039. Epub 2015 Apr 22.

PMID:
25935392
35.

Improvement of efficiency in the enzymatic synthesis of lactulose palmitate.

Bernal C, Illanes A, Wilson L.

J Agric Food Chem. 2015 Apr 15;63(14):3716-24. doi: 10.1021/jf505222x. Epub 2015 Apr 1.

PMID:
25797166
36.

Transgalactosylation and hydrolytic activities of commercial preparations of β-galactosidase for the synthesis of prebiotic carbohydrates.

Guerrero C, Vera C, Conejeros R, Illanes A.

Enzyme Microb Technol. 2015 Mar;70:9-17. doi: 10.1016/j.enzmictec.2014.12.006. Epub 2014 Dec 23.

PMID:
25659627
37.

Improvement of chitosan derivatization for the immobilization of bacillus circulans β-galactosidase and its further application in galacto-oligosaccharide synthesis.

Urrutia P, Bernal C, Wilson L, Illanes A.

J Agric Food Chem. 2014 Oct 15;62(41):10126-35. doi: 10.1021/jf500351j. Epub 2014 Oct 2.

PMID:
25188813
38.

Studies on PVA pectin cryogels containing crosslinked enzyme aggregates of keratinase.

Martínez YN, Cavello I, Cavalitto S, Illanes A, Castro GR.

Colloids Surf B Biointerfaces. 2014 May 1;117:284-9. doi: 10.1016/j.colsurfb.2014.02.049. Epub 2014 Mar 12.

PMID:
24657614
39.

Heterofunctional hydrophilic-hydrophobic porous silica as support for multipoint covalent immobilization of lipases: application to lactulose palmitate synthesis.

Bernal C, Illanes A, Wilson L.

Langmuir. 2014 Apr 1;30(12):3557-66. doi: 10.1021/la4047512. Epub 2014 Mar 21.

PMID:
24621332
40.

Fed-batch synthesis of galacto-oligosaccharides with Aspergillus oryzae β-galactosidase using optimal control strategy.

Vera C, Guerrero C, Illanes A, Conejeros R.

Biotechnol Prog. 2014 Jan-Feb;30(1):59-67. doi: 10.1002/btpr.1831. Epub 2013 Nov 13.

PMID:
24167086
41.

Use of whey permeate containing in situ synthesised galacto-oligosaccharides for the growth and preservation of Lactobacillus plantarum.

Golowczyc M, Vera C, Santos M, Guerrero C, Carasi P, Illanes A, Gómez-Zavaglia A, Tymczyszyn E.

J Dairy Res. 2013 Aug;80(3):374-81. doi: 10.1017/S0022029913000356.

PMID:
23876605
42.

Optimisation of synthesis of oligosaccharides derived from lactulose (fructosyl-galacto-oligosaccharides) with β-galactosidases of different origin.

Guerrero C, Vera C, Illanes A.

Food Chem. 2013 Jun 15;138(4):2225-32. doi: 10.1016/j.foodchem.2012.10.128. Epub 2012 Nov 10.

PMID:
23497880
43.

Hierarchical meso-macroporous silica grafted with glyoxyl groups: opportunities for covalent immobilization of enzymes.

Bernal C, Urrutia P, Illanes A, Wilson L.

N Biotechnol. 2013 Jun 25;30(5):500-6. doi: 10.1016/j.nbt.2013.01.011. Epub 2013 Feb 14.

PMID:
23416689
44.

Detailed analysis of galactooligosaccharides synthesis with β-galactosidase from Aspergillus oryzae.

Urrutia P, Rodriguez-Colinas B, Fernandez-Arrojo L, Ballesteros AO, Wilson L, Illanes A, Plou FJ.

J Agric Food Chem. 2013 Feb 6;61(5):1081-7. doi: 10.1021/jf304354u. Epub 2013 Jan 29.

PMID:
23330921
45.

Recent trends in biocatalysis engineering.

Illanes A, Cauerhff A, Wilson L, Castro GR.

Bioresour Technol. 2012 Jul;115:48-57. doi: 10.1016/j.biortech.2011.12.050. Epub 2011 Dec 24. Review.

PMID:
22424920
46.

Synthesis of galacto-oligosaccharides by β-galactosidase from Aspergillus oryzae using partially dissolved and supersaturated solution of lactose.

Vera C, Guerrero C, Conejeros R, Illanes A.

Enzyme Microb Technol. 2012 Mar 10;50(3):188-94. doi: 10.1016/j.enzmictec.2011.12.003. Epub 2011 Dec 28.

PMID:
22305174
47.

Batch reactor performance for the enzymatic synthesis of cephalexin: influence of catalyst enzyme loading and particle size.

Valencia P, Flores S, Wilson L, Illanes A.

N Biotechnol. 2012 Jan 15;29(2):218-26. doi: 10.1016/j.nbt.2011.09.002. Epub 2011 Sep 10.

PMID:
21925630
48.

Immobilization of Pseudomonas stutzeri lipase for the transesterification of wood sterols with fatty acid esters.

Fauré N, Illanes A.

Appl Biochem Biotechnol. 2011 Nov;165(5-6):1332-41. doi: 10.1007/s12010-011-9350-8. Epub 2011 Sep 2.

PMID:
21887523
49.

A pseudo steady-state model for galacto-oligosaccharides synthesis with β-galactosidase from Aspergillus oryzae.

Vera C, Guerrero C, Illanes A, Conejeros R.

Biotechnol Bioeng. 2011 Oct;108(10):2270-9. doi: 10.1002/bit.23201. Epub 2011 May 26.

PMID:
21557202
50.

Effect of internal diffusional restrictions on the hydrolysis of penicillin G: reactor performance and specific productivity of 6-APA with immobilized penicillin acylase.

Valencia P, Flores S, Wilson L, Illanes A.

Appl Biochem Biotechnol. 2011 Sep;165(2):426-41. doi: 10.1007/s12010-011-9262-7. Epub 2011 Apr 20.

PMID:
21505803

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