User profiles for L. Krippahl

Ludwig Krippahl

Associate Member of NOVA LINCS, FCT/NOVA
Verified email at fct.unl.pt
Cited by 1101

[HTML][HTML] A review of recent machine learning advances for forecasting harmful algal blooms and shellfish contamination

RC Cruz, P Reis Costa, S Vinga, L Krippahl… - Journal of Marine …, 2021 - mdpi.com
Harmful algal blooms (HABs) are among the most severe ecological marine problems
worldwide. Under favorable climate and oceanographic conditions, toxin-producing microalgae …

BiGGER: a new (soft) docking algorithm for predicting protein interactions

PN Palma, L Krippahl, JE Wampler… - Proteins: Structure …, 2000 - Wiley Online Library
A new computationally efficient and automated “soft docking” algorithm is described to
assist the prediction of the mode of binding between two proteins, using the three‐dimensional …

[HTML][HTML] Forecasting biotoxin contamination in mussels across production areas of the Portuguese coast with Artificial Neural Networks

RC Cruz, PR Costa, L Krippahl, MB Lopes - Knowledge-Based Systems, 2022 - Elsevier
Harmful algal blooms (HABs) and the consequent contamination of shellfish are complex
processes depending on several biotic and abiotic variables, turning prediction of shellfish …

Heteronuclear NMR and Soft Docking:  An Experimental Approach for a Structural Model of the Cytochrome c553−Ferredoxin Complex

…, A Dolla, M Czjzek, PN Palma, F Blasco, L Krippahl… - Biochemistry, 2000 - ACS Publications
… , we grew the cells on a M9 medium where labeled celtone from Martek (3.6 g/L) was added
instead of Yeast extract; 1.2 mg of pure labeled ferredoxin were obtained from 4 L culture. …

[HTML][HTML] Evidence for a purifying selection acting on the β-lactamase locus in epidemic clones of methicillin-resistant Staphylococcus aureus

C Milheiriço, A Portelinha, L Krippahl, H de Lencastre… - BMC microbiology, 2011 - Springer
… The presence of a functional β-lactamase locus was confirmed by nitrocefin disks (Sigma)
for all strains, in the presence and absence of an inducer (oxacillin at 0.05 mg/L). …

Electrochemical studies on small electron transfer proteins using membrane electrodes

…, PMP de Sousa, MLS Gonçalves, L Krippahl… - Journal of …, 2003 - Elsevier
Membrane electrodes (ME) were constructed using gold, glassy carbon and pyrolytic graphite
supports and a dialysis membrane, and used to study the electrochemical behavior of …

Modeling protein complexes with BiGGER

L Krippahl, JJ Moura, PN Palma - Proteins: Structure, Function …, 2003 - Wiley Online Library
This article describes the method and results of our participation in the Critical Assessment of
PRediction of Interactions (CAPRI) experiment, using the protein docking program BiGGER …

Modulation of the proteolytic activity of matrix metalloproteinase-2 (gelatinase A) on fibrinogen

…, D Di Pierro, G Lupidi, L Krippahl… - Biochemical …, 2007 - portlandpress.com
The proteolytic processing of bovine fibrinogen by MMP-2 (gelatinase A), which brings about
the formation of a product unable to form fibrin clots, has been studied at 37 C. Catalytic …

[HTML][HTML] Synechocystis ferredoxin/ferredoxin-NADP+-reductase/NADP+ complex: structural model obtained by NMR-restrained docking

PN Palma, B Lagoutte, L Krippahl, JJG Moura… - FEBS letters, 2005 - Elsevier
Ferredoxin (Fd) and ferredoxin-NADP + -reductase (FNR) are two terminal physiological
partners of the photosynthetic electron transport chain. Based on a nuclear magnetic resonance …

eHooke: A tool for automated image analysis of spherical bacteria based on cell cycle progression

BM Saraiva, L Krippahl, SR Filipe, R Henriques… - Biological …, 2021 - cambridge.org
Fluorescence microscopy is a critical tool for cell biology studies on bacterial cell division
and morphogenesis. Because the analysis of fluorescence microscopy images evolved …