The 4th Meeting of Experts in Animal Envenoming was held in Mexico city in 2000.

1-Captive management and propagation program for Mexican Montane rattlesnakes Crotalus tepidus lepidus, Crotalus tepidus morulus y Crotalus lepidus klaubeli

2-Community participation of scorpion stings. Control and prevention on poisoning by scorpion envenoming (1992 - 1999)

3-Cross reactions and heterological neutralization of antivenoms used in Mexico and Argentina

4-Effect of Tityus discrepans venom on the coagulation mechanism

5-Epidemiological and clinical aspects of snakebites in Colombia. Severe bothropic envenomation

6-History of scorpion sting treatment in North America and rationale for the use in the United States of a Mexican scorpion-derived antivenom

7-Human antibody libraries displayed on the surface of filamentous phages: a plentiful source of antibodies for diverse purposes

8-A humoral mechanism modifies pulmonary artery pressure in rabbits after Tiryus discrepans  envenomation

9-Myotoxic phospholipases A2 from venoms of crotalid snakes: properties, actions, and neutralization

10-Perspectives in the future development of molecular pharmacology: vaccines and recombinant antibodies

11-Preliminary results on the project of medically important spiders in the Aguas Calientes State, Mexico

12-Quantitative determination of hemorrhagic activity in the venom of the Peruvian snake Bothrops barnetti

13-A review of an internet database of Crotalinae venom found in the United States

14-Scorpions in Mexico. Comments on some species from Centruroides gracilis and Centruroides margaritatus (Scorpiones; Buthidae) groups

15-Serum levels of toxin in scorpion envenomed pediatric patients in the Hospital Del Niño Morelense

16-Social impact of the intoxications due to poisonous animals

17-A study of the venom of Centruroides exilicauda  or Centruroides sculpturatus  and the desert mouse, Onychomys sp

18-Spider venom toxins

19-Treatment evolution using Fabotherapics in patients suffering from snakebites at the General Hospital of Tampico, Tamaulipas State, Mexico

20-Venom components of Brachypelma vagans. A Mexican tarantula

21-Venomous Cnidaria from the Mexican Caribbean sea

22-The venomous snakes of Mexico: a fertile field for research, two cases studies

23-From serotherapy to fabotherapy