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Items: 1 to 50 of 56

1.

Central command increases muscle sympathetic nerve activity more to contracting than noncontracting muscle during rhythmic isotonic leg exercise.

Taylor CE, Boulton D, Howden EJ, Siebenmann C, Macefield VG.

J Neurophysiol. 2019 May 1;121(5):1704-1710. doi: 10.1152/jn.00075.2019. Epub 2019 Mar 13.

PMID:
30864865
2.

Hypoxia-induced vagal withdrawal is independent of the hypoxic ventilatory response in men.

Siebenmann C, Ryrsø CK, Oberholzer L, Fisher JP, Hilsted LM, Rasmussen P, Secher NH, Lundby C.

J Appl Physiol (1985). 2019 Jan 1;126(1):124-131. doi: 10.1152/japplphysiol.00701.2018. Epub 2018 Nov 29.

PMID:
30496709
3.

Epiphysiolysis Type Salter I of the Medial Clavicle with Posterior Displacement: A Case Series and Review of the Literature.

Siebenmann C, Ramadani F, Barbier G, Gautier E, Vial P.

Case Rep Orthop. 2018 Sep 27;2018:4986061. doi: 10.1155/2018/4986061. eCollection 2018.

4.

A brief pre-exercise nap may alleviate physical performance impairments induced by short-term sustained operations with partial sleep deprivation - A field-based study.

Keramidas ME, Siebenmann C, Norrbrand L, Gadefors M, Eiken O.

Chronobiol Int. 2018 Sep;35(10):1464-1470. doi: 10.1080/07420528.2018.1490316. Epub 2018 Jul 9.

PMID:
29985669
5.

Response to Millet and Brocherie.

Robach P, Pichon A, Siebenmann C, Rønnestad BR, Lundby C.

Scand J Med Sci Sports. 2018 Oct;28(10):2244-2245. doi: 10.1111/sms.13262. No abstract available.

PMID:
29981191
6.

Effect of endurance versus resistance training on local muscle and systemic inflammation and oxidative stress in COPD.

Ryrsø CK, Thaning P, Siebenmann C, Lundby C, Lange P, Pedersen BK, Hellsten Y, Iepsen UW.

Scand J Med Sci Sports. 2018 Nov;28(11):2339-2348. doi: 10.1111/sms.13227. Epub 2018 Jun 19.

PMID:
29802649
7.

Cardiac performance is influenced by rotational changes of position in the transversal plane, both in the horizontal and in the 60̊ head-up postures.

Kölegård R, Da Silva C, Siebenmann C, Keramidas ME, Eiken O.

Clin Physiol Funct Imaging. 2018 Apr 26. doi: 10.1111/cpf.12520. [Epub ahead of print]

PMID:
29697185
8.

Hypobaric live high-train low does not improve aerobic performance more than live low-train low in cross-country skiers.

Robach P, Hansen J, Pichon A, Meinild Lundby AK, Dandanell S, Slettaløkken Falch G, Hammarström D, Pesta DH, Siebenmann C, Keiser S, Kérivel P, Whist JE, Rønnestad BR, Lundby C.

Scand J Med Sci Sports. 2018 Jun;28(6):1636-1652. doi: 10.1111/sms.13075. Epub 2018 Mar 22.

PMID:
29469995
9.

Altered Left Ventricular Geometry and Torsional Mechanics in High Altitude-Induced Pulmonary Hypertension: A Three-Dimensional Echocardiographic Study.

De Boeck BW, Toma A, Kiencke S, Dehnert C, Zügel S, Siebenmann C, Auinger K, Buser PT, Maggiorini M, Kaufmann BA.

J Am Soc Echocardiogr. 2018 Mar;31(3):314-322. doi: 10.1016/j.echo.2017.12.001. Epub 2018 Jan 4.

PMID:
29306544
10.

CORP: The assessment of total hemoglobin mass by carbon monoxide rebreathing.

Siebenmann C, Keiser S, Robach P, Lundby C.

J Appl Physiol (1985). 2017 Sep 1;123(3):645-654. doi: 10.1152/japplphysiol.00185.2017. Epub 2017 Jun 29. Review.

11.

Regulation of blood volume in lowlanders exposed to high altitude.

Siebenmann C, Robach P, Lundby C.

J Appl Physiol (1985). 2017 Oct 1;123(4):957-966. doi: 10.1152/japplphysiol.00118.2017. Epub 2017 Jun 1. Review.

12.

Carbon monoxide reduces near-infrared spectroscopy determined 'total' hemoglobin: a human volunteer study.

Niemann MJ, Sørensen H, Siebenmann C, Lundby C, Secher NH.

Scand J Clin Lab Invest. 2017 Jul;77(4):259-262. doi: 10.1080/00365513.2017.1299209. Epub 2017 Mar 10.

PMID:
28281372
13.

Detection of blood volumes and haemoglobin mass by means of CO re-breathing and indocyanine green and sodium fluorescein injections.

Keiser S, Meinild-Lundby AK, Steiner T, Trösch S, Rauber S, Krafft A, Burkhardt T, Hilty MP, Siebenmann C, Wehrlin JP, Lundby C.

Scand J Clin Lab Invest. 2017 May;77(3):164-174. doi: 10.1080/00365513.2016.1271908. Epub 2017 Mar 1.

PMID:
28276723
14.

Cerebral blood flow, frontal lobe oxygenation and intra-arterial blood pressure during sprint exercise in normoxia and severe acute hypoxia in humans.

Curtelin D, Morales-Alamo D, Torres-Peralta R, Rasmussen P, Martin-Rincon M, Perez-Valera M, Siebenmann C, Pérez-Suárez I, Cherouveim E, Sheel AW, Lundby C, Calbet JA.

J Cereb Blood Flow Metab. 2018 Jan;38(1):136-150. doi: 10.1177/0271678X17691986. Epub 2017 Feb 10.

15.

Parasympathetic withdrawal increases heart rate after 2 weeks at 3454 m altitude.

Siebenmann C, Rasmussen P, Hug M, Keiser S, Flück D, Fisher JP, Hilty MP, Maggiorini M, Lundby C.

J Physiol. 2017 Mar 1;595(5):1619-1626. doi: 10.1113/JP273726. Epub 2017 Jan 24.

16.

Cutaneous exposure to hypoxia does not affect skin perfusion in humans.

Siebenmann C, Keramidas ME, Rundqvist H, Mijwel S, Cowburn AS, Johnson RS, Eiken O.

Acta Physiol (Oxf). 2017 Jul;220(3):361-369. doi: 10.1111/apha.12825. Epub 2016 Nov 30.

17.

Effect of Increased Blood Flow on Pulmonary Circulation Before and During High Altitude Acclimatization.

Hilty MP, Müller A, Flück D, Siebenmann C, Rasmussen P, Keiser S, Auinger K, Lundby C, Maggiorini M.

High Alt Med Biol. 2016 Dec;17(4):305-314. Epub 2016 Oct 18.

PMID:
27754698
18.

Hemoglobin Mass Expansion during 13 d of Altitude Training: Altitude or Training?

Siebenmann C.

Med Sci Sports Exerc. 2016 Jul;48(7):1425. doi: 10.1249/MSS.0000000000000902. No abstract available.

PMID:
27308728
19.

Does cerebral hypoxia facilitate central fatigue?

Siebenmann C, Rasmussen P.

Exp Physiol. 2016 Sep 1;101(9):1173-1177. doi: 10.1113/EP085640. Epub 2016 Apr 9.

20.

Measuring Uptake and Elimination of Nitrogen in Humans at Different Ambient Pressures.

Sundblad P, Frånberg O, Siebenmann C, Gennser M.

Aerosp Med Hum Perform. 2016 Dec 1;87(12):1045-1050. doi: 10.3357/AMHP.4680.2016.

PMID:
28323592
21.

Regulation of cardiac output in hypoxia.

Siebenmann C, Lundby C.

Scand J Med Sci Sports. 2015 Dec;25 Suppl 4:53-9. doi: 10.1111/sms.12619. Review.

PMID:
26589118
22.

Twenty-eight days of exposure to 3454 m increases mitochondrial volume density in human skeletal muscle.

Jacobs RA, Lundby AK, Fenk S, Gehrig S, Siebenmann C, Flück D, Kirk N, Hilty MP, Lundby C.

J Physiol. 2016 Mar 1;594(5):1151-66. doi: 10.1113/JP271118. Epub 2015 Oct 28.

23.

Limitations to oxygen transport and utilization during sprint exercise in humans: evidence for a functional reserve in muscle O2 diffusing capacity.

Calbet JA, Losa-Reyna J, Torres-Peralta R, Rasmussen P, Ponce-González JG, Sheel AW, de la Calle-Herrero J, Guadalupe-Grau A, Morales-Alamo D, Fuentes T, Rodríguez-García L, Siebenmann C, Boushel R, Lundby C.

J Physiol. 2015 Oct 15;593(20):4649-64. doi: 10.1113/JP270408. Epub 2015 Sep 10.

24.

Hypoxia increases exercise heart rate despite combined inhibition of β-adrenergic and muscarinic receptors.

Siebenmann C, Rasmussen P, Sørensen H, Bonne TC, Zaar M, Aachmann-Andersen NJ, Nordsborg NB, Secher NH, Lundby C.

Am J Physiol Heart Circ Physiol. 2015 Jun 15;308(12):H1540-6. doi: 10.1152/ajpheart.00861.2014. Epub 2015 Apr 17.

25.

Cerebrovascular reactivity is increased with acclimatization to 3,454 m altitude.

Flück D, Siebenmann C, Keiser S, Cathomen A, Lundby C.

J Cereb Blood Flow Metab. 2015 Aug;35(8):1323-30. doi: 10.1038/jcbfm.2015.51. Epub 2015 Mar 25.

26.

Hemoglobin mass and intravascular volume kinetics during and after exposure to 3,454-m altitude.

Siebenmann C, Cathomen A, Hug M, Keiser S, Lundby AK, Hilty MP, Goetze JP, Rasmussen P, Lundby C.

J Appl Physiol (1985). 2015 Nov 15;119(10):1194-201. doi: 10.1152/japplphysiol.01121.2014. Epub 2015 Mar 6.

27.

Cardiac output during exercise: a comparison of four methods.

Siebenmann C, Rasmussen P, Sørensen H, Zaar M, Hvidtfeldt M, Pichon A, Secher NH, Lundby C.

Scand J Med Sci Sports. 2015 Feb;25(1):e20-7. doi: 10.1111/sms.12201. Epub 2014 Mar 20.

PMID:
24646113
28.

Extra-cerebral oxygenation influence on near-infrared-spectroscopy-determined frontal lobe oxygenation in healthy volunteers: a comparison between INVOS-4100 and NIRO-200NX.

Sørensen H, Rasmussen P, Siebenmann C, Zaar M, Hvidtfeldt M, Ogoh S, Sato K, Kohl-Bareis M, Secher NH, Lundby C.

Clin Physiol Funct Imaging. 2015 May;35(3):177-84. doi: 10.1111/cpf.12142. Epub 2014 Mar 12.

PMID:
24618369
29.

Kidney-synthesized erythropoietin is the main source for the hypoxia-induced increase in plasma erythropoietin in adult humans.

Lundby AK, Keiser S, Siebenmann C, Schäffer L, Lundby C.

Eur J Appl Physiol. 2014 Jun;114(6):1107-11. doi: 10.1007/s00421-014-2844-7. Epub 2014 Feb 15.

PMID:
24531592
30.

Hypovolemia explains the reduced stroke volume at altitude.

Siebenmann C, Hug M, Keiser S, Müller A, van Lieshout J, Rasmussen P, Lundby C.

Physiol Rep. 2013 Oct;1(5):e00094. doi: 10.1002/phy2.94. Epub 2013 Oct 2.

31.

The carbon monoxide re-breathing method can underestimate Hbmass due to incomplete blood mixing.

Keiser S, Siebenmann C, Bonne TC, Sørensen H, Robach P, Lundby C.

Eur J Appl Physiol. 2013 Sep;113(9):2425-30. doi: 10.1007/s00421-013-2681-0. Epub 2013 Jun 16.

32.

In reply.

Sørensen H, Secher NH, Siebenmann C, Nielsen HB, Kohl-Bareis M, Lundby C, Rasmussen P.

Anesthesiology. 2013 Apr;118(4):982. doi: 10.1097/ALN.0b013e3182877a6f. No abstract available.

PMID:
23511523
33.

Red cell volume expansion at altitude: a meta-analysis and Monte Carlo simulation.

Rasmussen P, Siebenmann C, Díaz V, Lundby C.

Med Sci Sports Exerc. 2013 Sep;45(9):1767-72. doi: 10.1249/MSS.0b013e31829047e5.

34.

Sleep and breathing in high altitude pulmonary edema susceptible subjects at 4,559 meters.

Nussbaumer-Ochsner Y, Schuepfer N, Ursprung J, Siebenmann C, Maggiorini M, Bloch KE.

Sleep. 2012 Oct 1;35(10):1413-21.

35.

Twenty-eight days at 3454-m altitude diminishes respiratory capacity but enhances efficiency in human skeletal muscle mitochondria.

Jacobs RA, Siebenmann C, Hug M, Toigo M, Meinild AK, Lundby C.

FASEB J. 2012 Dec;26(12):5192-200. doi: 10.1096/fj.12-218206. Epub 2012 Sep 11.

PMID:
22968913
36.

Hypocapnia during hypoxic exercise and its impact on cerebral oxygenation, ventilation and maximal whole body O₂ uptake.

Siebenmann C, Sørensen H, Jacobs RA, Haider T, Rasmussen P, Lundby C.

Respir Physiol Neurobiol. 2013 Jan 15;185(2):461-7. doi: 10.1016/j.resp.2012.08.012. Epub 2012 Aug 24.

PMID:
22922610
37.

The role of haemoglobin mass on VO(2)max following normobaric 'live high-train low' in endurance-trained athletes.

Robach P, Siebenmann C, Jacobs RA, Rasmussen P, Nordsborg N, Pesta D, Gnaiger E, Díaz V, Christ A, Fiedler J, Crivelli N, Secher NH, Pichon A, Maggiorini M, Lundby C.

Br J Sports Med. 2012 Sep;46(11):822-7. doi: 10.1136/bjsports-2012-091078. Epub 2012 Jul 12.

PMID:
22790809
38.

Cutaneous vasoconstriction affects near-infrared spectroscopy determined cerebral oxygen saturation during administration of norepinephrine.

Sørensen H, Secher NH, Siebenmann C, Nielsen HB, Kohl-Bareis M, Lundby C, Rasmussen P.

Anesthesiology. 2012 Aug;117(2):263-70.

39.

Four weeks of normobaric "live high-train low" do not alter muscular or systemic capacity for maintaining pH and K⁺ homeostasis during intense exercise.

Nordsborg NB, Siebenmann C, Jacobs RA, Rasmussen P, Diaz V, Robach P, Lundby C.

J Appl Physiol (1985). 2012 Jun;112(12):2027-36. doi: 10.1152/japplphysiol.01353.2011. Epub 2012 Mar 29.

40.

Effect of short-term acclimatization to high altitude on sleep and nocturnal breathing.

Nussbaumer-Ochsner Y, Ursprung J, Siebenmann C, Maggiorini M, Bloch KE.

Sleep. 2012 Mar 1;35(3):419-23. doi: 10.5665/sleep.1708.

41.

"Live high-train low" using normobaric hypoxia: a double-blinded, placebo-controlled study.

Siebenmann C, Robach P, Jacobs RA, Rasmussen P, Nordsborg N, Diaz V, Christ A, Olsen NV, Maggiorini M, Lundby C.

J Appl Physiol (1985). 2012 Jan;112(1):106-17. doi: 10.1152/japplphysiol.00388.2011. Epub 2011 Oct 27.

42.

High altitude sleep disturbances monitored by actigraphy and polysomnography.

Nussbaumer-Ochsner Y, Schuepfer N, Siebenmann C, Maggiorini M, Bloch KE.

High Alt Med Biol. 2011 Fall;12(3):229-36. doi: 10.1089/ham.2010.1073.

43.

Determinants of time trial performance and maximal incremental exercise in highly trained endurance athletes.

Jacobs RA, Rasmussen P, Siebenmann C, Díaz V, Gassmann M, Pesta D, Gnaiger E, Nordsborg NB, Robach P, Lundby C.

J Appl Physiol (1985). 2011 Nov;111(5):1422-30. doi: 10.1152/japplphysiol.00625.2011. Epub 2011 Sep 1.

44.

Dexamethasone improves maximal exercise capacity of individuals susceptible to high altitude pulmonary edema at 4559 m.

Siebenmann C, Bloch KE, Lundby C, Nussbamer-Ochsner Y, Schoeb M, Maggiorini M.

High Alt Med Biol. 2011 Summer;12(2):169-77. doi: 10.1089/ham.2010.1075.

45.
46.

Maintenance of virulence of Mycobacterium tuberculosis and Mycobacterium kansaii.

Siebenmann CO, Barbara C.

Am Rev Respir Dis. 1970 May;101(5):777-9. No abstract available.

PMID:
4986428
47.

Tuberculin skin sensitivity following BCG vaccination with vaccines of high and low viable counts.

Ashley MJ, Siebenmann CO.

Can Med Assoc J. 1967 Nov 25;97(22):1335-9. No abstract available.

48.

8-Hydroxyquinoline sulfate as a preservative for tuberculin PPD (Mantoux).

Pivnick H, Siebenmann CO, Landi S, Ashford WR.

J Pharm Sci. 1965 Apr;54(4):640-2. No abstract available.

PMID:
4954116
49.

EXPERIMENTS WITH KOLLED ANTITUBERCULOUS VACCINES DERIVED FROM BCG AND VOLE BACILLUS.

SIEBENMANN CO.

Acta Tuberc Pneumol Scand Suppl. 1964;58:SUPPL 58:35-46. No abstract available.

PMID:
14164135
50.

IMMUNOLOGIC RELATIONSHIPS BETWEEN TYPICAL AND ATYPICAL MYCOBACTERIA AS STUDIED BY MEANS OF THE MOUSE PROTECTION TEST.

SIEBENMANN CO, BARBARA C.

Am Rev Respir Dis. 1964 Jan;89:20-8. No abstract available.

PMID:
14114410

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