Comparison between IgG and F (ab′) 2 polyvalent antivenoms: neutralization of systemic effects induced by Bothrops asper venom in mice, extravasation to muscle …

G León, M Monge, E Rojas, B Lomonte, JM Gutiérrez - Toxicon, 2001 - Elsevier
… F(ab′… ab′) 2 antivenoms are more effective and safer than whole IgG antivenoms on two
main grounds: (a) by having a lower molecular weight and a larger volume of distribution, F(ab

[PDF][PDF] IMMUNOGLOBULIN G AND F (ab'), POLYVALENT

G León, G RoAs, B LoMoNTE - Toxicon, 1997 - academia.edu
G. León, G. Rojas, B. Lomonte and JM Gutiérrez. Immunoglobulin G and F (ab'), polyvalent
antivenoms do not differ in their ability to neutralize hemorrhage, edema and myonecrosis …

Similar effectiveness of Fab and F (ab′) 2 antivenoms in the neutralization of hemorrhagic activity of Vipera berus snake venom in mice

B Lomonte, G León, LÅ Hanson - Toxicon, 1996 - Elsevier
The ability of two antivenoms to Vipera spp., consisting of Fab (Therapeutic Antibodies), or
of F(ab′) 2 (Zagreb Institute of Immunology) antibody fragments, to neutralize the …

Pharmacokinetic-pharmacodynamic relationships of immunoglobulin therapy for envenomation

JM Gutiérrez, G León, B Lomonte - Clinical pharmacokinetics, 2003 - Springer
… They are catabolised mainly by the kidney, having a more rapid clearance than F(ab′)2 …
F(ab′)2 fragments display a pharmacokinetic profile intermediate between those of Fab …

Neutralization of local tissue damage induced by Bothrops asper (terciopelo) snake venom

JM Gutiérrez, G León, G Rojas, B Lomonte… - Toxicon, 1998 - Elsevier
… Despite differences in their pharmacokinetic profiles, equine whole IgG and F(ab′) 2
antivenoms show similar efficacy in the neutralization of edema, hemorrhage and myonecrosis …

Antivenoms for snakebite envenomings

J Maria Gutierrez, G León, B Lomonte… - Inflammation & Allergy …, 2011 - ingentaconnect.com
… Antivenoms are constituted by either whole IgG molecules or the immunoglobulin fragments
F(ab')2 and Fab, obtained by digestion with pepsin and papain, respectively. Differences in …

Ability of fucoidan to prevent muscle necrosis induced by snake venom myotoxins: Comparison of high-and low-molecular weight fractions

K Azofeifa, Y Angulo, B Lomonte - Toxicon, 2008 - Elsevier
Fucoidan, a natural polysaccharide extracted from brown seaweed, inhibits the myotoxic
phospholipases A 2 present in the venoms of crotalid snakes. This study evaluated the …

Human heterophilic antibodies against equine immunoglobulins: assessment of their role in the early adverse reactions to antivenom administration

…, JCL Prado, CMSA Malaque, B Lomonte… - Transactions of the …, 2008 - academic.oup.com
… in Brazil where an antivenom constituted by F(ab′) 2 fragments was administered (n = 31).
… Additionally, patients have IgG antibodies that react both with whole equine IgG and F(ab′) …

Trends in snakebite envenomation therapy: scientific, technological and public health considerations

JM Gutierrez, B Lomonte, G León… - Current …, 2007 - ingentaconnect.com
… F(ab’)2 fragments or monovalent Fab fragments [16]. Most producers manufacture F(ab’)2 …
digestion of IgG and further purification of F(ab’)2 fragments by various techniques, among …

Anti-human erythrocyte antibodies in horse-derived antivenoms used in the treatment of snakebite envenomations

G León, MA Rodríguez, A Rucavado, B Lomonte… - Biologicals, 2007 - Elsevier
This work examined the presence of antibodies reacting with human erythrocytes in horse-derived
antivenoms used in the treatment of snakebite envenomations, and assessed the …