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Items: 1 to 50 of 66

1.

Increased high-latitude photosynthetic carbon gain offset by respiration carbon loss during an anomalous warm winter to spring transition.

Liu Z, Kimball JS, Parazoo NC, Ballantyne AP, Wang WJ, Madani N, Pan CG, Watts JD, Reichle RH, Sonnentag O, Marsh P, Hurkuck M, Helbig M, Quinton WL, Zona D, Ueyama M, Kobayashi H, Euskirchen ES.

Glob Chang Biol. 2020 Feb;26(2):682-696. doi: 10.1111/gcb.14863. Epub 2019 Nov 6.

PMID:
31596019
2.

Ultra-Wideband Temperature Dependent Dielectric Spectroscopy of Porcine Tissue and Blood in the Microwave Frequency Range.

Ley S, Schilling S, Fiser O, Vrba J, Sachs J, Helbig M.

Sensors (Basel). 2019 Apr 10;19(7). pii: E1707. doi: 10.3390/s19071707.

3.

Preliminary Investigations for Non-invasive Temperature Change Detection in Thermotherapy by Means of UWB Microwave Radar.

Ley S, Fiser O, Merunka I, Vrba J, Sachs J, Helbig M.

Conf Proc IEEE Eng Med Biol Soc. 2018 Jul;2018:5386-5389. doi: 10.1109/EMBC.2018.8513555.

PMID:
30441554
4.

Differential Ultra-Wideband Microwave Imaging: Principle Application Challenges.

Sachs J, Ley S, Just T, Chamaani S, Helbig M.

Sensors (Basel). 2018 Jul 3;18(7). pii: E2136. doi: 10.3390/s18072136.

5.

Robot-assisted partial nephrectomy for large renal masses: a multi-institutional series.

Delto JC, Paulucci D, Helbig MW, Badani KK, Eun D, Porter J, Abaza R, Hemal AK, Bhandari A.

BJU Int. 2018 Jun;121(6):908-915. doi: 10.1111/bju.14139. Epub 2018 Mar 1.

6.

Optimization of the Working Conditions for Magnetic Nanoparticle-Enhanced Microwave Diagnostics of Breast Cancer.

Bellizzi G, Bellizzi GG, Bucci OM, Crocco L, Helbig M, Ley S, Sachs J.

IEEE Trans Biomed Eng. 2018 Jul;65(7):1607-1616. doi: 10.1109/TBME.2017.2753846. Epub 2017 Sep 18.

PMID:
28922111
7.

Both interferon alpha and lambda can reduce all intrahepatic HDV infection markers in HBV/HDV infected humanized mice.

Giersch K, Homs M, Volz T, Helbig M, Allweiss L, Lohse AW, Petersen J, Buti M, Pollicino T, Sureau C, Dandri M, Lütgehetmann M.

Sci Rep. 2017 Jun 16;7(1):3757. doi: 10.1038/s41598-017-03946-9.

8.

Current perspectives in robotic hernia repair.

Donkor C, Gonzalez A, Gallas MR, Helbig M, Weinstein C, Rodriguez J.

Robot Surg. 2017 May 5;4:57-67. doi: 10.2147/RSRR.S101809. eCollection 2017. Review.

9.

Direct and indirect climate change effects on carbon dioxide fluxes in a thawing boreal forest-wetland landscape.

Helbig M, Chasmer LE, Desai AR, Kljun N, Quinton WL, Sonnentag O.

Glob Chang Biol. 2017 Aug;23(8):3231-3248. doi: 10.1111/gcb.13638. Epub 2017 Mar 1.

PMID:
28132402
10.

The positive net radiative greenhouse gas forcing of increasing methane emissions from a thawing boreal forest-wetland landscape.

Helbig M, Chasmer LE, Kljun N, Quinton WL, Treat CC, Sonnentag O.

Glob Chang Biol. 2017 Jun;23(6):2413-2427. doi: 10.1111/gcb.13520. Epub 2016 Oct 26.

PMID:
27689625
11.

Evaluating twenty-years of follow-up after orthotopic liver transplantation, best practice for donor-recipient matching: What can we learn from the past era?

Buescher N, Seehofer D, Helbig M, Andreou A, Bahra M, Pascher A, Pratschke J, Schoening W.

World J Transplant. 2016 Sep 24;6(3):599-607. doi: 10.5500/wjt.v6.i3.599.

12.

Cerebrovascular events in 20 years of follow-up after liver transplantation: an underestimated issue?

Schoening W, Buescher N, Neidel N, Helbig M, Andreou A, Pascher A, Bahra M, Pratschke J, Seehofer D.

Clin Transplant. 2016 Oct;30(10):1276-1282. doi: 10.1111/ctr.12819. Epub 2016 Aug 17.

PMID:
27448277
13.

Regional atmospheric cooling and wetting effect of permafrost thaw-induced boreal forest loss.

Helbig M, Wischnewski K, Kljun N, Chasmer LE, Quinton WL, Detto M, Sonnentag O.

Glob Chang Biol. 2016 Dec;22(12):4048-4066. doi: 10.1111/gcb.13348. Epub 2016 Jun 7.

PMID:
27153776
14.

Gender Matches in Liver Transplant Allocation: Matched and Mismatched Male-Female Donor-Recipient Combinations; Long-term Follow-up of More Than 2000 Patients at a Single Center.

Schoening WN, Helbig M, Buescher N, Andreou A, Bahra M, Schmitz V, Pascher A, Pratschke J, Seehofer D.

Exp Clin Transplant. 2016 Apr;14(2):184-90.

15.

Eurotransplant donor-risk-index and recipient factors: influence on long-term outcome after liver transplantation - A large single-center experience.

Schoening W, Helbig M, Buescher N, Andreou A, Schmitz V, Bahra M, Puhl G, Pascher A, Pratschke J, Seehofer D.

Clin Transplant. 2016 May;30(5):508-17. doi: 10.1111/ctr.12714. Epub 2016 Mar 16.

PMID:
26854873
16.

Hepatitis Delta co-infection in humanized mice leads to pronounced induction of innate immune responses in comparison to HBV mono-infection.

Giersch K, Allweiss L, Volz T, Helbig M, Bierwolf J, Lohse AW, Pollok JM, Petersen J, Dandri M, Lütgehetmann M.

J Hepatol. 2015 Aug;63(2):346-53. doi: 10.1016/j.jhep.2015.03.011. Epub 2015 Mar 17.

PMID:
25795587
17.

Iloprost donor treatment reduces ischemia-reperfusion injury in an isolated extracorporeal pig liver perfusion model.

Schoening WN, Feige I, Schubert T, Olschewski P, Buescher N, Helbig M, Schmitz V, Neuhaus P, Pratschke J, Puhl G.

Exp Clin Transplant. 2015 Feb;13(1):51-61.

18.

Hearing preservation and improved speech perception with a flexible 28-mm electrode.

Helbig S, Helbig M, Leinung M, Stöver T, Baumann U, Rader T.

Otol Neurotol. 2015 Jan;36(1):34-42. doi: 10.1097/MAO.0000000000000614.

PMID:
25299833
19.

Differences in Glycemic Variability Between Normoglycemic and Prediabetic Subjects.

Hanefeld M, Sulk S, Helbig M, Thomas A, Köhler C.

J Diabetes Sci Technol. 2014 Mar;8(2):286-290. Epub 2014 Mar 2.

20.

Persistent hepatitis D virus mono-infection in humanized mice is efficiently converted by hepatitis B virus to a productive co-infection.

Giersch K, Helbig M, Volz T, Allweiss L, Mancke LV, Lohse AW, Polywka S, Pollok JM, Petersen J, Taylor J, Dandri M, Lütgehetmann M.

J Hepatol. 2014 Mar;60(3):538-44. doi: 10.1016/j.jhep.2013.11.010. Epub 2013 Nov 23.

PMID:
24280293
21.

[Endonasal dacryocystorhinostomies with transillumination and intubation in patients with combined pathologies of the nose and after revision].

Lüchtenberg M, Tratz F, Schalnus R, Helbig M, May A.

Klin Monbl Augenheilkd. 2013 Jan;230(1):46-50. doi: 10.1055/s-0032-1327955. Epub 2012 Dec 3. German.

PMID:
23208804
22.

Scalar localization by computed tomography of cochlear implant electrode carriers designed for deep insertion.

Helbig S, Mack M, Schell B, Bratzke H, Stöver T, Helbig M.

Otol Neurotol. 2012 Jul;33(5):745-50. doi: 10.1097/MAO.0b013e318259520c.

PMID:
22664904
23.

Humanized chimeric uPA mouse model for the study of hepatitis B and D virus interactions and preclinical drug evaluation.

Lütgehetmann M, Mancke LV, Volz T, Helbig M, Allweiss L, Bornscheuer T, Pollok JM, Lohse AW, Petersen J, Urban S, Dandri M.

Hepatology. 2012 Mar;55(3):685-94. doi: 10.1002/hep.24758. Epub 2012 Jan 30.

PMID:
22031488
24.

Sexually selected infanticide in a polygynous bat.

Knörnschild M, Ueberschaer K, Helbig M, Kalko EK.

PLoS One. 2011;6(9):e25001. doi: 10.1371/journal.pone.0025001. Epub 2011 Sep 16.

25.

Hearing preservation after complete cochlear coverage in cochlear implantation with the free-fitting FLEXSOFT electrode carrier.

Helbig S, Baumann U, Hey C, Helbig M.

Otol Neurotol. 2011 Aug;32(6):973-9. doi: 10.1097/MAO.0b013e31822558c4.

PMID:
21730882
26.

[Intraductal application of Levovist® in salivary glands of animals].

Kroll T, Helbig M, Klussmann JP, Wittekindt C.

Laryngorhinootologie. 2012 Apr;91(4):229-32. doi: 10.1055/s-0031-1279710. Epub 2011 Jul 4. German.

PMID:
21728145
27.

Evaluation of an electrode prototype for atraumatic cochlear implantation in hearing preservation candidates: preliminary results from a temporal bone study.

Helbig S, Settevendemie C, Mack M, Baumann U, Helbig M, Stöver T.

Otol Neurotol. 2011 Apr;32(3):419-23. doi: 10.1097/MAO.0b013e31820e75d9.

PMID:
21307807
28.

Intraoperative lung edema monitoring by microwave reflectometry.

Nowak K, Gross W, Nicksch K, Hanusch C, Helbig M, Hohenberger P, Gebhard MM, Schaefer M.

Interact Cardiovasc Thorac Surg. 2011 Apr;12(4):540-4. doi: 10.1510/icvts.2010.243691. Epub 2010 Dec 20.

PMID:
21172949
29.

Certifying a university ENT clinic using the ISO 9001:2000 international standard.

Helbig M, Helbig S, Kahla-Witzsch HA, Kroll T, May A.

Int J Health Care Qual Assur. 2010;23(3):268-76.

PMID:
20535899
30.

Error analysis for determination of accuracy of an ultrasound navigation system for head and neck surgery.

Kozak J, Krysztoforski K, Kroll T, Helbig S, Helbig M.

Comput Aided Surg. 2009;14(4-6):69-82. doi: 10.3109/10929080903230901. Erratum in: Comput Aided Surg. 2010;15(1-3):63.

PMID:
20121587
31.

Clinical requirements for an ultrasound-based tool navigator for minimally interventional procedures.

Helbig M, Krysztoforski K, Kucharski J, Popek M, Kroll T, Helbig S, Kozak J.

Med Sci Monit. 2010 Feb;16(2):MT9-14.

PMID:
20110926
32.

Cochlear reimplantation after surgery for electric-acoustic stimulation.

Helbig S, Helbig M, Rader T, Mack M, Baumann U.

ORL J Otorhinolaryngol Relat Spec. 2009;71(3):172-8. doi: 10.1159/000226260. Epub 2009 Jul 1.

PMID:
19571603
33.

Quality management: reduction of waiting time and efficiency enhancement in an ENT-university outpatients' department.

Helbig M, Helbig S, Kahla-Witzsch HA, May A.

BMC Health Serv Res. 2009 Jan 31;9:21. doi: 10.1186/1472-6963-9-21.

34.

Navigation-supported and sonographically-controlled fine-needle puncture in soft tissues of the neck.

Helbig M, Krysztoforski K, Kroll T, Kucharski J, Popek M, Helbig S, Gstoettner W, May A, Kozak J.

Ultrasound Med Biol. 2009 Mar;35(3):436-42. doi: 10.1016/j.ultrasmedbio.2008.09.015. Epub 2008 Dec 4.

PMID:
19056160
35.

A new combined speech processor for electric and acoustic stimulation--eight months experience.

Helbig S, Baumann U, Helbig M, von Malsen-Waldkirch N, Gstoettner W.

ORL J Otorhinolaryngol Relat Spec. 2008;70(6):359-65. doi: 10.1159/000163031. Epub 2008 Nov 4.

PMID:
18984971
36.

[Navigation-assisted sonography for soft tissues in the head and neck region].

Helbig M, Krysztoforski K, Kucharski J, Popek M, Kroll T, Helbig S, May A, Gstoettner W, Kozak J.

HNO. 2009 Oct;57(10):1010-5. doi: 10.1007/s00106-008-1801-3. German.

PMID:
18846356
37.

Craniofacial reconstructions with bone-anchored epithesis in head and neck cancer patients--a valid way back to self-perception and social reintegration.

Wagenblast J, Baghi M, Helbig M, Arnoldner C, Bisdas S, Gstöttner W, Hambek M, May A.

Anticancer Res. 2008 Jul-Aug;28(4C):2349-52.

38.

Development of prototype for navigated real-time sonography for the head and neck region.

Helbig M, Krysztoforski K, Krowicki P, Helbig S, Gstoettner W, Kozak J.

Head Neck. 2008 Feb;30(2):215-21.

PMID:
17764089
39.

Comparison of time-variant coherence algorithms in single-trial: a dynamic analysis.

Perez D, Helbig M, Kirlangic ME, Ivanova G.

Conf Proc IEEE Eng Med Biol Soc. 2005;2005:5647-50.

PMID:
17281537
40.

Time-variant parametric estimation of transient quadratic phase couplings between heart rate components in healthy neonates.

Schwab K, Eiselt M, Putsche P, Helbig M, Witte H.

Med Biol Eng Comput. 2006 Dec;44(12):1077-83. Epub 2006 Nov 9.

PMID:
17093954
41.

[Quality assessment according to DIN EN ISO 9001:2000: certification in a university ENT department].

Helbig M, Kahla-Witzsch HA, Helbig S, Knecht R, Gstöttner W.

HNO. 2006 Dec;54(12):922-8. Review. German.

PMID:
17041776
42.

Analysis of time-variant quadratic phase couplings in the tracé alternant EEG by recursive estimation of 3rd-order time-frequency distributions.

Helbig M, Schwab K, Leistritz L, Eiselt M, Witte H.

J Neurosci Methods. 2006 Oct 15;157(1):168-77. Epub 2006 Jun 5.

PMID:
16737739
43.

[Quality management: reduced waiting time and enhanced efficiency in a university ear, nose, and throat outpatient department].

Helbig M, Helbig S, Knecht R, Kahla-Witzsch HA, Gstöttner W.

HNO. 2007 Jan;55(1):29-35. German.

PMID:
16622694
44.

Perceived discrimination of international visitors to universities in Germany and the UK.

Krahé B, Abraham C, Felber J, Helbig MK.

Br J Psychol. 2005 Aug;96(Pt 3):263-81.

PMID:
16131406
45.

[Intraoperative endosonographic guided resection of tongue carcinoma].

Helbig M, Helmke BM, Flechtenmacher C, Hansmann J, Dietz A, Tasman AJ.

HNO. 2005 Jul;53(7):631-6. German.

PMID:
15526077
46.

Ex vivo responsiveness of head and neck squamous cell carcinoma to glufosfamide, a novel alkylating agent.

Dollner R, Dietz A, Kopun M, Helbig M, Wallner F, Granzow C.

Anticancer Res. 2004 Sep-Oct;24(5A):2947-51.

47.

On the rhythmicity of quadratic phase coupling in the tracé alternant EEG in healthy neonates.

Schwab K, Putsche P, Eiselt M, Helbig M, Witte H.

Neurosci Lett. 2004 Oct 21;369(3):179-82.

PMID:
15464260
48.

On the spatio-temporal organisation of quadratic phase-couplings in 'tracé alternant' EEG pattern in full-term newborns.

Witte H, Putsche P, Schwab K, Eiselt M, Helbig M, Suesse T.

Clin Neurophysiol. 2004 Oct;115(10):2308-15.

PMID:
15351372
49.

Prognostic impact of EBV-related LMP-1, histologic type, and environmental factors in nasopharyngeal carcinoma in a German population.

Dietz A, Logothetis CA, Helbig M, Flechtenmacher C, Rudat V, Dollner R, Wallner F, Bosch FX.

Onkologie. 2004 Aug;27(4):345-50.

PMID:
15347888
50.

[Dynamic magnetic resonance tomography (dMRT). It's value in advanced head-neck tumors treated with radiochemotherapy].

Helbig M, Schlemmer HP, Lumer M, Knopp MV, Dietz A.

HNO. 2003 Nov;51(11):886-92. Epub 2003 Apr 9. German.

PMID:
14605706

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