Science | Senioritis

Mohamed Abbas
August 27, 2023
Biochemistry

Essential Elements for Life on Earth

What is the minimum number of chemical elements required for life on earth? Does it vary between kingdoms? The minimum number of chemical elements required for life...

Mohamed Abbas
August 27, 2023
Biochemistry

Protein C and Warfarin in Blood Clotting

Why does warfarin decrease biological activity of protein C? Warfarin is an anticoagulant medication that works by inhibiting the synthesis of vitamin K-dependent clotting factors, including factors...

Mohamed Abbas
August 27, 2023
Biochemistry

Importance of calculating extinction coefficients for proteins without Cys residues

What is the point of calculating extinction coefficients of a protein without Cys residues? Calculating extinction coefficients of a protein without Cys residues can be useful for...

Mohamed Abbas
August 27, 2023
Biochemistry

Detecting Multiple Compounds on Lateral Flow Immunoassay

Detecting multiple compounds on a lateral flow immunoassay – is this a case of monoclonal vs polyclonal antibodies? Yes, the ability to detect multiple compounds on a...

Mohamed Abbas
August 27, 2023
Biochemistry

Organelle Redox Potential

Are all organelle lumens a reducing environment like the cytosol, or nonreducing like the extracellular space and the ER lumen? Organelle lumens can vary in their redox...

Mohamed Abbas
August 27, 2023
Biochemistry

Convention and Significance of Pyrimidine Ring Atom Numbering in Nucleosides

Numbering of C atoms of pyrimidine rings in nucleosides The numbering of carbon atoms in pyrimidine rings in nucleosides follows a specific convention. Pyrimidines are a class...

Mohamed Abbas
August 27, 2023
Biochemistry

Ni-NTA-Atto Conjugates and Their Binding to His-Tags

Can Ni-NTA-Atto Conjugates bind to single His-tag Yes, Ni-NTA-Atto conjugates can bind to a single His-tag. To understand this, let’s break down the components involved. Ni-NTA refers...

Mohamed Abbas
August 27, 2023
Biochemistry

Effects of Acidic Solutions on Hydrolytic Enzymes

What is the effect of an acidic solution on hydrolytic enzymes? When an acidic solution comes into contact with hydrolytic enzymes, it can have several effects on...