The Complement System: A Prey of Trypanosoma cruzi

KCF Lidani, L Bavia, AR Ambrosio… - Frontiers in …, 2017 - frontiersin.org
Trypanosoma cruzi is a protozoan parasite known to cause Chagas disease (CD), a
neglected sickness that affects around 6–8 million people worldwide. Originally, CD was …

The role of the complement cascade in ischemia/reperfusion injury: implications for neuroprotection

AL D'Ambrosio, DJ Pinsky, ES Connolly - Molecular medicine, 2001 - Springer
Background The complement cascade plays a deleterious role in multiple models of
ischemia/reperfusion (I/R) injury, including stroke. Investigation of the complement cascade …

Quantitative characterization of the activation steps of mannan-binding lectin (MBL)-associated serine proteases (MASPs) points to the central role of MASP-1 in the …

M Megyeri, V Harmat, B Major, Á Végh, J Balczer… - Journal of Biological …, 2013 - ASBMB
Mannan-binding lectin (MBL)-associated serine proteases, MASP-1 and MASP-2, have
been thought to autoactivate when MBL/ficolin· MASP complexes bind to pathogens …

The structure of MBL-associated serine protease-2 reveals that identical substrate specificities of C1s and MASP-2 are realized through different sets of enzyme …

V Harmat, P Gal, J Kardos, K Szilagyi, G Ambrus… - Journal of molecular …, 2004 - Elsevier
A family of serine proteases mediates the proteolytic cascades of several defense
mechanisms in vertebrates, such as the complement system, blood coagulation and …

The role of the individual domains in the structure and function of the catalytic region of a modular serine protease, C1r

J Kardos, P Gál, L Szilágyi, NM Thielens… - The Journal of …, 2001 - journals.aai.org
The first enzymatic event in the classical pathway of complement activation is autoactivation
of the C1r subcomponent of the C1 complex. Activated C1r then cleaves and activates …

Structure and function of complement activating enzyme complexes C1 and MBL-MASPs

P Gal, G Ambrus - Current Protein and Peptide Science, 2001 - ingentaconnect.com
The complement system is a major effector arm of the immune defense contributing to the
destruction of invading pathogens. There are three possible routes of complement cascade …

The initiating proteases of the complement system: controlling the cleavage

RC Duncan, LC Wijeyewickrema, RN Pike - Biochimie, 2008 - Elsevier
The complement system is a vital component of the host immune system, but when
dysregulated, can also cause disease. The system is activated by three pathways: classical …

Folded recombinant catalytic fragments of multidomain serine proteases, preparation and uses thereof

P Gál, P Závodszky, G Ambrus-Aikelin… - US Patent …, 2012 - Google Patents
The invention relates to unglycosylated folded C-terminal fragments of a multidomain serine
protease of the complement cascade obtainable by expression in a bacterial host, wherein …

Trypanosoma cruzi infection: Mechanisms of evasion of immune response

AC Reyes, JLR Encina - Biology of Trypanosoma cruzi, 2019 - books.google.com
Trypanosoma cruzi has a complex life cycle that involves a vertebrate as well as an
invertebrate host. In this, last two stages are present: trypomastigotes, the flagellated and …

The initiation complexes of the classical and lectin pathways

P Gál, G Ambrus, Z Lőrincz, P Závodszky - The Complement System: Novel …, 2004 - Springer
Various antigen structures initiate the classical and the lectin pathways of complement
activation. Multidomain modular proteases (C1r, C1s and MASPs) are involved in the …