Medizinische Universität Graz Austria/Österreich - Forschungsportal - Medical University of Graz

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Ahammer Helmut |

** = Publikationen gelistet in SCI/SSCI/Pubmed

2024

Originalarbeit (Zeitschrift)

** Andronache, I; Peptenatu, D; Ahammer, H; Radulovic, M; Djuričić, GJ; Jelinek, HF; Russo, C; Di Ieva Fractals in the Neurosciences: A Translational Geographical Approach
In: Di Ieva, A editors(s). The Fractal Geometry of the Brain. Cham: Springer; p. 953-981. 2024(ISBN: 978-3-031-47606-8) Doi: 10.1007/978-3-031-47606-8_47
PubMed FullText FullText_MUG

 

2023

Originalarbeit (Zeitschrift)

** Ahammer, H; Reiss, MA; Hackhofer, M; Andronache, I; Radulovic, M; Labra-Spröhnle, F; Jelinek, HF ComsystanJ: A collection of Fiji/ImageJ2 plugins for nonlinear and complexity analysis in 1D, 2D and 3D
PLOS ONE. 2023; 18(10): e0292217 Doi: 10.1371/journal.pone.0292217 [OPEN ACCESS]
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** Peptenatu, D; Andronache, I; Ahammer, H; Radulovic, M; Costanza, JK; Jelinek, HF; Di Ieva, A; Koyama, K; Grecu, A; Gruia, AK; Simion, AG; Nedelcu, ID; Olteanu, C; Draghici, CC; Marin, M; Diaconu, DC; Fensholt, R; Newman, EA A new fractal index to classify forest fragmentation and disorder
LANDSCAPE ECOL. 2023; Doi: 10.1007/s10980-023-01640-y
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** Peptenatu, D; Nedelcu, ID; Pop, CS; Simion, AG; Furtunescu, F; Burcea, M; Andronache, I; Radulovic, M; Jelinek, HF; Ahammer, H; Gruia, AK; Grecu, A; Popa, MC; Militaru, V; Draghici, CC; Pintilii, RD The Spatial-Temporal Dimension of Oncological Prevalence and Mortality in Romania
GEOHEALTH. 2023; 7(10): e2023GH000901 Doi: 10.1029/2023GH000901 [OPEN ACCESS]
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Korrektur

** Peptenatu, D; Andronache, I; Ahammer, H; Radulovic, M; Costanza, JK; Jelinek, HF; Di Ieva, A; Koyama, K; Grecu, A; Gruia, AK; Simion, AG; Nedelcu, ID; Olteanu, C; Draghici, CC; Marin, M; Diaconu, DC; Fensholt, R; Newman, EA A new fractal index to classify forest fragmentation and disorder (vol 38, pg 1373, 2023)
LANDSCAPE ECOL. 2023; 38(12): 3285-3286. Doi: 10.1007/s10980-023-01781-0
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2022

Originalarbeit (Zeitschrift)

** Djuricic, GJ; Ahammer, H; Rajkovic, S; Kovac, JD; Milosevic, Z; Sopta, JP; Radulovic, M Directionally Sensitive Fractal Radiomics Compatible With Irregularly Shaped Magnetic Resonance Tumor Regions of Interest: Association With Osteosarcoma Chemoresistance
J MAGN RESON IMAGING. 2022; Doi: 10.1002/jmri.28232
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** Peptenatu, D; Andronache, I; Ahammer, H; Taylor, R; Liritzis, I; Radulovic, M; Ciobanu, B; Burcea, M; Perc, M; Pham, TD; Tomic, BM; Cirstea, CI; Lemeni, AN; Gruia, AK; Grecu, A; Marin, M; Jelinek, HF Kolmogorov compression complexity may differentiate different schools of Orthodox iconography
SCI REP-UK. 2022; 12(1): 10743 Doi: 10.1038/s41598-022-12826-w [OPEN ACCESS]
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2021

Originalarbeit (Zeitschrift)

** Hassan, D; Wehler, D; Krones, R; Khalaf, K; Ahammer, H; Jelinek, HF Determination of Heart Rate Changes using Simulated Head Up Tilt Test for Syncope Patient Assessment.
Annu Int Conf IEEE Eng Med Biol Soc. 2021; 2021: 4273-4276. Doi: 10.1109/EMBC46164.2021.9630983
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** Simion, AG; Andronache, I; Ahammer, H; Marin, M; Loghin, V; Nedelcu, ID; Popa, CM; Peptenatu, D; Jelinek, HF Particularities of Forest Dynamics Using Higuchi Dimension. Parang Mountains as a Case Study
FRACTAL FRACT. 2021; 5(3): 96 Doi: 10.3390/fractalfract5030096 [OPEN ACCESS]
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2020

Originalarbeit (Zeitschrift)

** Kelso, A; Müller, W; Fürhapter-Rieger, A; Sengeis, M; Ahammer, H; Steinacker, JM High inter-observer reliability in standardized ultrasound measurements of subcutaneous adipose tissue in children aged three to six years.
BMC Pediatr. 2020; 20(1):145-145 Doi: 10.1186/s12887-020-02044-6 [OPEN ACCESS]
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** Müller, W; Fürhapter-Rieger, A; Ahammer, H; Lohman, TG; Meyer, NL; Sardinha, LB; Stewart, AD; Maughan, RJ; Sundgot-Borgen, J; Müller, T; Harris, M; Kirihennedige, N; Magalhaes, JP; Melo, X; Pirstinger, W; Reguant-Closa, A; Risoul-Salas, V; Ackland, TR Relative Body Weight and Standardised Brightness-Mode Ultrasound Measurement of Subcutaneous Fat in Athletes: An International Multicentre Reliability Study, Under the Auspices of the IOC Medical Commission.
Sports Med. 2020; 50(3):597-614 Doi: 10.1007/s40279-019-01192-9 [OPEN ACCESS]
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2019

Originalarbeit (Zeitschrift)

** Andronache, I; Marin, M; Fischer, R; Ahammer, H; Radulovic, M; Ciobotaru, AM; Jelinek, HF; Di Ieva, A; Pintilii, RD; Drăghici, CC; Herman, GV; Nicula, AS; Simion, AG; Loghin, IV; Diaconu, DC; Peptenatu, D Dynamics of Forest Fragmentation and Connectivity Using Particle and Fractal Analysis.
SCI REP-UK. 2019; 9(1): 12228-12228. Doi: 10.1038/s41598-019-48277-z [OPEN ACCESS]
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** Ciobotaru, AM; Andronache, I; Ahammer, H; Jelinek, HF; Radulovic, M; Pintilii, RD; Peptenatu, D; Draghici, CC; Simion, AG; Papuc, RM; Marin, M; Radu, RA; Grecu, A; Gruia, AK; Loghin, IV; Fensholt, R Recent Deforestation Pattern Changes (2000-2017) in the Central Carpathians: A Gray-Level Co-Occurrence Matrix and Fractal Analysis Approach
FORESTS. 2019; 10(4): 308 Doi: 10.3390/f10040308 [OPEN ACCESS]
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** Ciobotaru, AM; Andronache, I; Ahammer, H; Radulovic, M; Peptenatu, D; Pintilii, RD; Draghici, CC; Marin, M; Carboni, D; Mariotti, G; Fensholt, R Application of Fractal and Gray-Level Co-Occurrence Matrix Indices to Assess the Forest Dynamics in the Curvature Carpathians-Romania
SUSTAINABILITY-BASEL. 2019; 11(24): 6927 Doi: 10.3390/su11246927 [OPEN ACCESS]
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** Schratter, G; Scheruebel, S; Langthaler, S; Ester, K; Pelzmann, B; Ghaffari-Tabrizi-Wizsy, N; Rezania, S; Gorischek, A; Platzer, D; Zorn-Pauly, K; Ahammer, H; Prokesch, A; Stanzer, S; Devaney, TTJ; Schmidt, K; Jahn, SW; Prassl, R; Bauernhofer, T; Schreibmayer, W; GIRK1 triggers multiple cancer-related pathways in the benign mammary epithelial cell line MCF10A.
SCI REP. 2019; 9: 19277 Doi: 10.1038/s41598-019-55683-w [OPEN ACCESS]
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2018

Originalarbeit (Zeitschrift)

** Ahammer, H; Scheruebel, S; Arnold, R; Mayrhofer-Reinhartshuber, M; Lang, P; Dolgos, Á; Pelzmann, B; Zorn-Pauly, K Sinoatrial Beat to Beat Variability Assessed by Contraction Strength in Addition to the Interbeat Interval.
Front Physiol. 2018; 9:546-546 Doi: 10.3389/fphys.2018.00546 [OPEN ACCESS]
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** Klonowski, W; Stepien, P; Stepien, R; Sedivy, R; Ahammer, H; Spasic, SZ ANALYSIS OF ANAL INTRAEPITHELIAL NEOPLASIA IMAGES USING 1D AND 2D HIGUCHI's FRACTAL DIMENSION METHODS
FRACTALS. 2018; 26(3): 1850021 Doi: 10.1142/S0218348X18500214
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** Reishofer, G; Studencnik, F; Koschutnig, K; Deutschmann, H; Ahammer, H; Wood, G Age is reflected in the Fractal Dimensionality of MRI Diffusion Based Tractography.
Sci Rep. 2018; 8(1): 5431-5431. Doi: 10.1038/s41598-018-23769-6 [OPEN ACCESS]
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2017

Originalarbeit (Zeitschrift)

** Andronache, I; Fensholt, R; Ahammer, H; Ciobotaru, AM; Pintilii, RD; Peptenatu, D; Draghici, CC; Diaconu, DC; Radulovic, M; Pulighe, G; Azihou, AF; Toyi, MS; Sinsin, B; Assessment of Textural Differentiations in Forest Resources in Romania Using Fractal Analysis.
FORESTS. 2017; 8(3): 54 Doi: 10.3390/f8030054 [OPEN ACCESS]
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** Diaconu, DC; Andronache, I; Ahammer, H; Ciobotaru, AM; Zelenakova, M; Dinescu, R; Pozdnyakov, AV; Chupikova, SA Fractal drainage model - a new approach to determinate the complexity of watershed
ACTA MONTAN SLOVACA. 2017; 22(1): 12-21. [OPEN ACCESS]
Web of Science

 

** Draghici, CC; Andronache, I; Ahammer, H; Peptenatu, D; Pintilii, RD; Ciobotaru, AM; Simion, AG; Dobrea, RC; Diaconu, DC; Visan, MC; Papuc, RM Spatial evolution of forest areas in the northern Carpathian Mountains of Romania
ACTA MONTAN SLOVACA. 2017; 22(2): 95-106. [OPEN ACCESS]
Web of Science

 

** Kainz, P; Burgsteiner, H; Asslaber, M; Ahammer, H Training echo state networks for rotation-invariant bone marrow cell classification.
Neural Comput Appl. 2017; 28(6):1277-1292 Doi: 10.1007/s00521-016-2609-9 [OPEN ACCESS]
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** Müller, W; Jung, A; Ahammer, H Advantages and problems of nonlinear methods applied to analyze physiological time signals: human balance control as an example.
Sci Rep. 2017; 7(1):2464-2464 Doi: 10.1038/s41598-017-02665-5 [OPEN ACCESS]
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** Störchle, P; Müller, W; Sengeis, M; Ahammer, H; Fürhapter-Rieger, A; Bachl, N; Lackner, S; Mörkl, S; Holasek, S Standardized Ultrasound Measurement of Subcutaneous Fat Patterning: High Reliability and Accuracy in Groups Ranging from Lean to Obese.
Ultrasound Med Biol. 2017; 43(2):427-438 Doi: 10.1016/j.ultrasmedbio.2016.09.014 [OPEN ACCESS]
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2016

Originalarbeit (Zeitschrift)

** Andronache, IC; Ahammer, H; Jelinek, HF; Peptenatu, D; Ciobotaru, AM; Draghici, CC; Pintilii, RD; Simion, AG; Teodorescu, C Fractal analysis for studying the evolution of forests
CHAOS SOLITON FRACT. 2016; 91: 310-318. Doi: 10.1016/j.chaos.2016.06.013
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** Hofer, E; Arnold, R; Reishofer, G; Ahammer, H Track Z. Training and Further Education for Engineers and Physicians.
Biomed Tech (Berl). 2016; 61(s1):262-266 Doi: 10.1515/bmt-2016-5024 [Oral Communication]
PubMed FullText FullText_MUG

 

** Mayrhofer-Reinhartshuber, M; Ahammer, H Pyramidal fractal dimension for high resolution images.
Chaos. 2016; 26(7):073109-073109 Doi: 10.1063/1.4958709
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** Müller, W; Lohman, TG; Stewart, AD; Maughan, RJ; Meyer, NL; Sardinha, LB; Kirihennedige, N; Reguant-Closa, A; Risoul-Salas, V; Sundgot-Borgen, J; Ahammer, H; Anderhuber, F; Fürhapter-Rieger, A; Kainz, P; Materna, W; Pilsl, U; Pirstinger, W; Ackland, TR Subcutaneous fat patterning in athletes: selection of appropriate sites and standardisation of a novel ultrasound measurement technique: ad hoc working group on body composition, health and performance, under the auspices of the IOC Medical Commission.
Br J Sports Med. 2016; 50(1):45-54 Doi: 10.1136/bjsports-2015-095641 [OPEN ACCESS]
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** Reiss, MA; Lemmerer, B; Hanslmeier, A; Ahammer, H Tug-of-war lacunarity-A novel approach for estimating lacunarity.
Chaos. 2016; 26(11):113102-113102 Doi: 10.1063/1.4966539 [OPEN ACCESS]
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** Zach, B; Hofer, E; Asslaber, M; Ahammer, H Automated Texture Analysis and Determination of Fibre Orientation of Heart Tissue: A Morphometric Study.
PLoS One. 2016; 11(8):e0160735-e0160735 Doi: 10.1371/journal.pone.0160735 [OPEN ACCESS]
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2015

Originalarbeit (Zeitschrift)

** Ahammer, H; Sabathiel, N; Reiss, MA Is a two-dimensional generalization of the Higuchi algorithm really necessary?
Chaos. 2015; 25(7):073104-073104 Doi: 10.1063/1.4923030
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** Kainz, P; Mayrhofer-Reinhartshuber, M; Ahammer, H IQM: An Extensible and Portable Open Source Application for Image and Signal Analysis in Java
PLOS ONE. 2015; 10(1): UNSP e0116329 Doi: 10.1371/journal.pone.0116329 [OPEN ACCESS]
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** Mayrhofer-Reinhartshuber, M; Cornforth, DJ; Ahammer, H; Jelinek, HF Multiscale analysis of tortuosity in retinal images using wavelets and fractal methods
PATTERN RECOGN LETT. 2015; 68: 132-138. Doi: 10.1016/j.patrec.2015.09.004
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** Reiss, MA; Hofmeister, SJ; De Visscher, R; Temmer, M; Veronig, AM; Delouille, V; Mampaey, B; Ahammer, H Improvements on coronal hole detection in SDO/AIA images using supervised classification
J SPACE WEATHER SPAC. 2015; 5: A23 Doi: 10.1051/swsc/2015025 [OPEN ACCESS]
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** Reiss, MA; Sabathiel, N; Ahammer, H Noise dependency of algorithms for calculating fractal dimensions in digital images
CHAOS SOLITON FRACT. 2015; 78: 39-46. Doi: 10.1016/j.chaos.2015.07.004
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2014

Originalarbeit (Zeitschrift)

** Costa, CM; Campos, FO; Prassl, AJ; dos Santos, RW; Sánchez-Quintana, D; Ahammer, H; Hofer, E; Plank, G An efficient finite element approach for modeling fibrotic clefts in the heart.
IEEE Trans Biomed Eng. 2014; 61(3):900-910 Doi: 10.1109/TBME.2013.2292320 [OPEN ACCESS]
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** Fabrizii, M; Moinfar, F; Jelinek, HF; Karperien, A; Ahammer, H Fractal analysis of cervical intraepithelial neoplasia.
PLoS One. 2014; 9(10):e108457-e108457 Doi: 10.1371/journal.pone.0108457 [OPEN ACCESS]
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** Helige, C; Ahammer, H; Moser, G; Hammer, A; Dohr, G; Huppertz, B; Sedlmayr, P Distribution of decidual natural killer cells and macrophages in the neighbourhood of the trophoblast invasion front: a quantitative evaluation.
Hum Reprod. 2014; 29(1):8-17 Doi: 10.1093/humrep/det353 [OPEN ACCESS]
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** Kainz, P; Mayrhofer-Reinhartshuber, M; Burgsteiner, H; Asslaber, M; Ahammer, H; Echo State Networks for Granulopoietic Cell Recognition in Histopathological Images of Human Bone Marrow.
BIOMED ENG-BIOMED TECH. 2014; 59: S492-S495.
Web of Science

 

** Mayrhofer-Reinhartshuber, M; Kainz, P; Sanchez-Quintana, D; Macias, Y; Hofer, E; Ahammer, H; Semi-Automated Detection and Fractal Characterization of Myocardial Fibrosis in Histological Images.
BIOMED ENG-BIOMED TECH. 2014; 59: S616-S619. Doi: 10.1515/bmt-2014-4253
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Abstract (Zeitschrift)

** Helige, C; Ahammer, H; Moser, G; Hammer, A; Dohr, G; Huppertz, B; Sedlmayr, P Distribution of decidual natural killer cells and macrophages in the neighbourhood of the trophoblast invasion front: a novel quantitative analysis
J REPROD IMMUNOL. 2014; 102: 52-52. Doi: 10.1016/j.jri.2013.12.056 [Poster]
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2013

Originalarbeit (Zeitschrift)

** Ahammer, H; Scherubel, S; Arnold, R; Zorn-Pauly, K; Pelzmann, B Beat to beat variability of embryonic chick heart cells under septic conditions: application and evaluation of entropy as well as fractal measures.
Conf Proc IEEE Eng Med Biol Soc. 2013; 2013(2):5566-5569 Doi: 10.1109/EMBC.2013.6610811
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** Campos, FO; Wiener, T; Prassl, AJ; dos Santos, RW; Sanchez-Quintana, D; Ahammer, H; Plank, G; Hofer, E Electroanatomical characterization of atrial microfibrosis in a histologically detailed computer model.
IEEE Trans Biomed Eng. 2013; 60(8):2339-2349 Doi: 10.1109/TBME.2013.2256359 [OPEN ACCESS]
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** Doddapattar, P; Radović, B; Patankar, JV; Obrowsky, S; Jandl, K; Nusshold, C; Kolb, D; Vujić, N; Doshi, L; Chandak, PG; Goeritzer, M; Ahammer, H; Hoefler, G; Sattler, W; Kratky, D Xanthohumol ameliorates atherosclerotic plaque formation, hypercholesterolemia, and hepatic steatosis in ApoE-deficient mice.
Mol Nutr Food Res. 2013; 57(10):1718-1728 Doi: 10.1002/mnfr.201200794 [OPEN ACCESS]
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** Karperien, A; Ahammer, H; Jelinek, HF Quantitating the subtleties of microglial morphology with fractal analysis.
Front Cell Neurosci. 2013; 7(8):3-3 Doi: 10.3389/fncel.2013.00003 [OPEN ACCESS]
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** Klonowski, W; Pierzchalski, M; Stepien, P; Stepien, R; Sedivy, R; Ahammer, H; Application of Higuchi's fractal dimension in analysis of images of Anal Intraepithelial Neoplasia.
CHAOS SOLITON FRACTAL. 2013; 48: 54-60. Doi: 10.1016/j.chaos.2013.01.004
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** Müller, W; Horn, M; Fürhapter-Rieger, A; Kainz, P; Kröpfl, JM; Ackland, TR; Lohman, TG; Maughan, RJ; Meyer, NL; Sundgot-Borgen, J; Stewart, AD; Ahammer, H Body composition in sport: interobserver reliability of a novel ultrasound measure of subcutaneous fat tissue.
Br J Sports Med. 2013; 47(16):1036-1043 Doi: 10.1136/bjsports-2013-092233
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** Müller, W; Horn, M; Fürhapter-Rieger, A; Kainz, P; Kröpfl, JM; Maughan, RJ; Ahammer, H Body composition in sport: a comparison of a novel ultrasound imaging technique to measure subcutaneous fat tissue compared with skinfold measurement.
Br J Sports Med. 2013; 47(16):1028-1035 Doi: 10.1136/bjsports-2013-092232
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2012

Originalarbeit (Zeitschrift)

** Ahammer, H; Mayrhofer-Reinhartshuber, M; IMAGE PYRAMIDS FOR CALCULATION OF THE BOX COUNTING DIMENSION.
FRACTALS. 2012; 20(3-4): 281-293. Doi: 10.1142/S0218348X12500260
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** Reishofer, G; Koschutnig, K; Enzinger, C; Ebner, F; Ahammer, H Fractal dimension and vessel complexity in patients with cerebral arteriovenous malformations.
PLoS One. 2012; 7(7):e41148-e41148 Doi: 10.1371/journal.pone.0041148 [OPEN ACCESS]
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2011

Originalarbeit (Zeitschrift)

** Ahammer, H Higuchi dimension of digital images.
PLoS One. 2011; 6(9):e24796-e24796 Doi: 10.1371/journal.pone.0024796 [OPEN ACCESS]
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** Ahammer, H; Kroepfl, JM; Hackl, C; Sedivy, R Fractal dimension and image statistics of anal intraepithelial neoplasia
CHAOS SOLITON FRACTAL. 2011; 44(1-3): 86-92. Doi: 10.1016/j.chaos.2010.12.004
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** Chandak, PG; Obrowsky, S; Radovic, B; Doddapattar, P; Aflaki, E; Kratzer, A; Doshi, LS; Povoden, S; Ahammer, H; Hoefler, G; Levak-Frank, S; Kratky, D Lack of acyl-CoA:diacylglycerol acyltransferase 1 reduces intestinal cholesterol absorption and attenuates atherosclerosis in apolipoprotein E knockout mice.
Biochim Biophys Acta. 2011; 1811(12): 1011-1020. Doi: 10.1016/j.bbalip.2011.08.010 [OPEN ACCESS]
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** Nikitina, L; Ahammer, H; Blaschitz, A; Gismondi, A; Glasner, A; Schimek, MG; Dohr, G; Sedlmayr, P A New Method for Morphometric Analysis of Tissue Distribution of Mobile Cells in Relation to Immobile Tissue Structures
PLOS ONE. 2011; 6(3): e15086 Doi: 10.1371/journal.pone.0015086 [OPEN ACCESS]
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2010

Originalarbeit (Zeitschrift)

** Campos, FO; Wiener, T; Prassl, AJ; Ahammer, H; Plank, G; Weber Dos Santos, R; Sánchez-Quintana, D; Hofer, E A 2D-computer model of atrial tissue based on histographs describes the electro-anatomical impact of microstructure on endocardiac potentials and electric near-fields.
Conf Proc IEEE Eng Med Biol Soc. 2010; 2010(5):2541-2544 Doi: 10.1109/IEMBS.2010.5626870 [OPEN ACCESS]
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Originalarbeit (Konferenzband)

** Theuerkauf, RS; Ahammer, H; Siwetz, M; Helige, C; Dohr, G; Walcher, W; Palacio, JR; Martinez, P; Sedlmayr, P Measurement of cell death by oxidative stress in three-dimensional spheroids from trophoblast and in fragments of decidua tissue
J REPROD IMMUNOL. 2010; 85(1): 63-70. Doi: 10.1016/j.jri.2010.01.004
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2009

Originalarbeit (Zeitschrift)

** Kratzer, A; Buchebner, M; Pfeifer, T; Becker, TM; Uray, G; Miyazaki, M; Miyazaki-Anzai, S; Ebner, B; Chandak, PG; Kadam, RS; Calayir, E; Rathke, N; Ahammer, H; Radovic, B; Trauner, M; Hoefler, G; Kompella, UB; Fauler, G; Levi, M; Levak-Frank, S; Kostner, GM; Kratky, D Synthetic LXR agonist attenuates plaque formation in apoE-/- mice without inducing liver steatosis and hypertriglyceridemia.
J Lipid Res. 2009; 50(2): 312-326. Doi: 10.1194/jlr.M800376-JLR200 [OPEN ACCESS]
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** Prassl, A; Kickinger, F; Ahammer, H; Grau, V; Schneider, J; Hofer, E; Vigmond, E; Trayanova, N; Plank, G Automatically generated, anatomically accurate meshes for cardiac electrophysiology problems.
IEEE Trans Biomed Eng. 2009; 56(5): 1318-1330. Doi: 10.1109/TBME.2009.2014243 [OPEN ACCESS]
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Abstract (Zeitschrift)

** Sedlmayr, P; Nikitina, L; Theuerkauf, R.-S.; Helige, C; Martinez, P.; Dohr, G; Ahammer, H Morphometric analysis: applications in placenta immunology.
Abstracts of the 7th European Congress on Reproductive Immunology2009; 81(2):126-126.-7th European Congress on Reproductive Immunology; Sept. 17-20, 2009; Marathon, GREECE. Doi: 10.1016/j.jri.2009.06.156 [Oral Communication]
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2008

Originalarbeit (Zeitschrift)

** Ahammer, H; Helige, C; Dohr, G; Weiss-Fuchs, U; Juch, H Fractal dimension of the choriocarcinoma cell invasion front
PHYSICA D. 2008; 237(4): 446-453. Doi: 10.1016/j.physd.2007.09.016
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** Ahammer, H; Kropfl, JM; Hackl, C; Sedivy, R Image statistics and data mining of anal intraepithelial neoplasia
PATTERN RECOGNITION LETT. 2008; 29(16): 2189-2196. Doi: 10.1016/j.patrec.2008.08.008
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** Grasser, E; Steinecker, B; Ahammer, H; Schreibmayer, W Subunit stoichiometry of heterologously expressed G-protein activated inwardly rectifying potassium channels analysed by fluorescence intensity ratio measurement.
Pflugers Arch. 2008; 455(6): 1017-1024. Doi: 10.1007/s00424-007-0358-4
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** Helige, C; Ahammer, H; Hammer, A; Huppertz, B; Frank, HG; Dohr, G Trophoblastic invasion in vitro and in vivo: similarities and differences.
Hum Reprod. 2008; 23(10): 2282-2291. Doi: 10.1093/humrep/den198 [OPEN ACCESS]
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Abstract (Zeitschrift)

** Helige, C; Moser, G; Ahammer, H; Daxbock, C; Flieser, N; Huppertz, B; Dohr, G; Sedlmayr, P Distribution of decidual leukocytes during trophoblast invasion in vitro
PLACENTA. 2008; 29(8):A90-A90.-14th Meeting of the International-Federation-of-Placental-Associations/12th Meeting of the European-Placenta-Group (IFPA/EPG); SEP 10-13, 2008; Seggau Castle, AUSTRIA. [Poster]
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2006

Originalarbeit (Zeitschrift)

** Burton, RA; Plank, G; Schneider, JE; Grau, V; Ahammer, H; Keeling, SL; Lee, J; Smith, NP; Gavaghan, D; Trayanova, N; Kohl, P Three-dimensional models of individual cardiac histoanatomy: tools and challenges.
Ann N Y Acad Sci. 2006; 1080(4): 301-319. Doi: 10.1196/annals.1380.023 [OPEN ACCESS]
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2005

Originalarbeit (Zeitschrift)

** Ahammer, H; DeVaney, TTJ The influence of noise on the generalized dimensions
CHAOS SOLITON FRACTAL. 2005; 26: 707-717. Doi: 10.1016/j.chaos.2005.01.050
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2004

Originalarbeit (Zeitschrift)

** Ahammer, H; DeVaney, TT The influence of edge detection algorithms on the estimation of the fractal dimension of binary digital images.
Chaos. 2004; 14(1):183-188 Doi: 10.1063/1.1638947
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2003

Originalarbeit (Zeitschrift)

** Ahammer, H; DeVaney, TTJ; Tritthart, HA How much resolution is enough? Influence of downscaling the pixel resolution of digital images on the generalised dimensions
PHYSICA D 2003 181: 147-156. Doi: 10.1016/S0167-2789(03)00099-X
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2001

Originalarbeit (Zeitschrift)

** Ahammer, H; DeVaney, TT; Tritthart, HA Fractal dimension of K1735 mouse melanoma clones and spheroid invasion in vitro.
Eur Biophys J. 2001; 30(7):494-499 Doi: 10.1007/s002490100173
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** Ahammer, H; Devaney, TTJ; Tritthart, HA Fractal dimension for a cancer invasion model
FRACTALS 2001 9: 61-76. Doi: 10.1142/S0218348X01000488
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1999

Originalarbeit (Zeitschrift)

** Ahammer, H; DeVaney, TT; Hartbauer, M; Tritthart, HA Cross-talk reduction in confocal images of dual fluorescence labelled cell spheroids.
Micron. 1999; 30(4):309-317 Doi: 10.1016/S0968-4328(99)00029-3
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1996

Originalarbeit (Zeitschrift)

** Windisch, H; Müller, W; Ahammer, H; Schaffer, P; Dapra, D; Hartbauer, M Optical potential mapping helps to reveal discrete-natural-phenomena in cardiac muscle
INT J BIFURCATION CHAOS 1996 6: 1925-1933. Doi: 10.1142/S0218127496001259
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1995

Originalarbeit (Zeitschrift)

** Windisch, H; Ahammer, H; Schaffer, P; Müller, W; Platzer, D Optical multisite monitoring of cell excitation phenomena in isolated cardiomyocytes.
PFLUGERS ARCH, EUR J PHYSIOL. 1995; 430(4): 508-518. Doi: 10.1007%2FBF00373887
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1994

Kurzbericht/Letter

** Schaffer, P; Ahammer, H; Müller, W; Koidl, B; Windisch, H Di-4-ANEPPS causes photodynamic damage to isolated cardiomyocytes.
PFLUGERS ARCH, EUR J PHYSIOL. 1994; 426(6): 548-551. Doi: 10.1007/BF00378533
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