Scientists had seen the phenomenon occur in other animals but it is the first time is has been also shown to happen in humans. Not only is it an incredible spectacle, highlighting the very moment that a new life begins, the size of the flash can be used to determine the quality of the fertilised egg.
Shigella dysenteriae infection: Shigella dysenteriae is a species of bacteria from the Shigella genus. Dysenteriae is the most common cause of epidemic dysentery in condensed populations such as refugee camps. Infection with this bacteria causes diarrhea.The severity of the disease is variable depending on the underlying health of the individual-the young and old tend to be more severely affected.ysenteriae is the most common cause of epidemic dysentery in condensed populations such as refugee camps. Infection with this bacteria causes diarrhea. The severity of the disease is variable depending on the underlying health of the individual-the young and old tend to be more severely affected.
1 bacillary dysentery or shigellosis â caused by shigella bacteria; this is the most common type of dysentery in the UK. 2  amoebic dysentery or amoebiasis â caused by an amoeba (single-celled parasite) called Entamoeba histolytica, that's found mainly in tropical areas; this type of dysentery is usually picked up abroad.ntroduction. Dysentery is an infection of the intestines that causes diarrhoea containing blood or mucus. Other symptoms of dysentery can include: 1  painful stomach cramps. 2  nausea or vomiting. 3  a high temperature (fever) of 38C (100.4F) or above, or 37.5C (99.5F) or above in children under five.