Questions tagged [biotechnology]

Biotechnology is a field of biology which utilizes biological systems like microorganisms to produce valuable products, such as biofuels, drugs, and vaccines.

9
votes
2answers
346 views

Can forensic DNA analysis be used to generate a visual approximation of a suspect?

In light of the current US supreme court case, I'm curious if enough information can be teased out of a DNA sample to get a "reasonable" approximation of the suspect (never mind the legality). I ...
7
votes
1answer
4k views

Role of calcium chloride during competent cell preparation

I am aware of the fact that $CaCl_2$ settles down on the cell wall making it less negative may be by forming bond with Teichoic acid. Also due to the positive charge it attracts DNA (DNA is negatively ...
15
votes
10answers
2k views

A good book for history of biology/biotechnology for lay people

I have many friends who are interested in Biology and want to know more about the subject in general (like a history of biology, from Darwin's theory, to DNA structure discovery, to the human genome ...
3
votes
1answer
118 views

How to inhibit formation of specific antibodies (to antisera)?

Is there a way to inhibit an antibody response to a specific antigen using immunosupression? I am interested in reducing the anti-antibody formation to animal antibodies such as murine antibodies in ...
7
votes
3answers
174 views

Can any enzyme be produced?

After reading about how recombinant insulin is produced, the following question occured to me. Does the current level of technology allow any enzyme to be produced in a similar way? As I see, ...
6
votes
1answer
130 views

Is 1 g/l living biomass for a Biogas fermenter plausible?

A usual number for a healthy biogas fermenter is $10^9 - 10^{10}/mL$ Bacteria, 10-15% of which would be methanogenic archae. Exceptionally healthy fermenters have more total bacteria and up 25% archae....
2
votes
1answer
47 views

How can I list genes present on a given series of bands?

My question is related to this one. My interest relate to this deletion: del(7)(q11q36)[12] as defined by ISCN. I would like to access a list of the genes found on the bands 11 to 36 of the 7th ...