Some examples of substrates used (also known as chromogens) are AEC (3-Amino-9-EthylCarbazole), or DAB (3,3'-Diaminobenzidine). Use of one of these reagents after exposure to the necessary enzyme (e.g., horseradish peroxidase conjugated to an antibody reagent) produces a positive immunoreaction product.
1. Know When You Ovulate after Childbirth. Most women experience an extended period of bleeding immediately after giving birth. The bleeding will get lighter and lighter, lasting about six weeks. It is extremely unlikely that a woman will become pregnant during this time, although it is not impossible.
Confidence votes 68. The rabbit will go through gestation for 31 days. They can give birth at 28 till 33 days. The physical act of giving birth takes a very short time, normally around 15-20 minutes. The gestation period (the time a bunny is pregnant) is between 28 -34 days depending on the bunny.After carrying for a month, they will then give birth.Normally this only takes a few short hours.he physical act of giving birth takes a very short time, normally around 15-20 minutes. The gestation period (the time a bunny is pregnant) is between 28 -34 days depending on the bunny. After carrying for a month, they will then give birth. Normally this only takes a few short hours.