Molecular Pharmacology of α2-adrenoceptor Subtypes

R Aantaa, A Marjamäki, M Scheinin - Annals of medicine, 1995 - Taylor & Francis
α 2 adrenergic receptors mediate many of the physiological actions of the endogenous
catecholamines adrenaline and noradrenaline, and are targets of several therapeutic agents, α 2 …

O-sulfated bacterial polysaccharides with low anticoagulant activity inhibit metastasis

…, L Nissinen, M Pihlavisto, A Marjamäki… - … in thrombosis and …, 2007 - thieme-connect.com
Heparin-like polysaccharides possess the capacity to inhibit cancer cell proliferation,
angiogenesis, heparanase-mediated cancer cell invasion, and cancer cell adhesion to vascular …

Identification of Duplicated Fourth α2-Adrenergic Receptor Subtype by Cloning and Mapping of Five Receptor Genes in Zebrafish

JO Ruuskanen, H Xhaard, A Marjamäki… - Molecular biology …, 2004 - academic.oup.com
The α 2 -adrenergic receptors (α 2 -ARs) belong to the large family of rhodopsinlike G-protein–coupled
receptors that share a common structure of seven transmembrane (TM) α-helices. …

α2-Adrenoceptor regulation of adenylyl cyclase in CHO cells: dependence on receptor density, receptor subtype and current activity of adenylyl cyclase

…, C c Jansson, K Luomala, A Marjamäki… - European journal of …, 1997 - Elsevier
Chinese hamster ovary (CHO) cells stably transfected to express different densities of the
human α 2A -, α 2B - and α 2C -adrenoceptor subtypes, were used to characterize the …

[HTML][HTML] Novel α2β1 integrin inhibitors reveal that integrin binding to collagen under shear stress conditions does not require receptor preactivation

…, M Pihlavisto, OT Pentikäinen, A Marjamäki… - Journal of Biological …, 2012 - ASBMB
The interaction between α2β1 integrin (GPIa/IIa, VLA-2) and vascular collagen is one of the
initiating events in thrombus formation. Here, we describe two structurally similar …

Molecular mechanism for agonist-promoted α2A-adrenoceptor activation by norepinephrine and epinephrine

…, M Varis, T Salminen, S Wurster, A Marjamäki… - Molecular …, 2001 - ASPET
We present a mechanism for agonist-promoted α 2A -adrenergic receptor (α 2A -AR)
activation based on structural, pharmacological, and theoretical evidence of the interactions …

Conserved structural, pharmacological and functional properties among the three human and five zebrafish α2‐adrenoceptors

…, K Vuoriluoto, S Wurster, A Marjamäki… - British journal of …, 2005 - Wiley Online Library
1 Zebrafish has five distinct α 2 ‐adrenoceptors. Two of these, α 2Da and α 2Db , represent a
duplicated, fourth α 2 ‐adrenoceptor subtype, while the others are orthologue of the human …

Heparin-like polysaccharides reduce osteolytic bone destruction and tumor growth in a mouse model of breast cancer bone metastasis

…, A Wärri, L Nissinen, M Pihlavisto, A Marjamäki… - Molecular cancer …, 2012 - AACR
TGF-β regulates several steps in cancer metastasis, including the establishment of bone
metastatic lesions. TGF-β is released from bone during osteoclastic bone resorption and it …

[HTML][HTML] Phenoxybenzamine binding reveals the helical orientation of the third transmembrane domain of adrenergic receptors

…, T Karskela, M Scheinin, A Marjamäki - Journal of Biological …, 2001 - ASBMB
Phenoxybenzamine (PB), a classical α-adrenergic antagonist, binds irreversibly to the α-adrenergic
receptors (ARs). Amino acid sequence alignments and the predicted helical …

Molecular mechanisms of ligand–receptor interactions in transmembrane domain V of the α2A‐adrenoceptor

…, M Pihlavisto, AM Hoffrén, A Marjamäki… - British journal of …, 2003 - Wiley Online Library
The structural determinants of catechol hydroxyl interactions with adrenergic receptors were
examined using 12 α 2 ‐adrenergic agonists and a panel of mutated human α 2A ‐…