Polymyxin B Sulfate is a mixture of Polymyxin B1 and Polymyxin B2 Sulfate, obtained from Bacillus polymyxia strains. Inhibits gram-negative organisms in vitro Binds to and interferes with permeability of bacterial cytoplasmic membrane Inhibits Ca2+ dependent protein kinase C (PKC) …

Penicillin G is a narrow spectrum antibiotic. Active against gram-positive and gram-negative aerobic and anaerobic bacteria Inhibits cell wall synthesis Stable against hydrolysis by β-lactamases, such as penicillinases and cephalosporinases The drug of choice for Streptococcus…

Gentamicin is an aminoglycoside antibiotic complex produced by fermentation of Micromonospora purpurea or M. echinospora. It is a mixture of 3 major components designated as C1, C1a, and C2. Gentamicin is used as the sulfate salt. Each component consists of five basic nitrogens and requires five…

A metabolite with a broad antibiotic spectrum. Inhibitor of mitochonclrial action. K+-selective ionophoric cyclodepsipeptide; potassium ionophore which uncouples oxidative phosphorylation, induces apoptosis in murine thymocytes, inhibits NGF-induced neuronal differentiation and antagonizes…

Protein Kinase C inhibitor. Tamoxifen Citrate Salt is a nonsteroidal triphenylethylene derivative. Tamoxifen and its metabolite 4-hydroxytamoxifen are mixed estrogen agonists/antagonists. Tamoxifen has been shown to protect bone from estrogen-deficiency bone loss and lower plasma cholesterol in…

Pyrimethamine is a diamino-pyrimidine and folic acid antagonist. Pyrimethamine is a medication used for protozoal infections. It is commonly used as an antimalarial drug, and is also used (combined with sulfadiazine) in the treatment of Toxoplasma gondii infections in immunocompromised patients,…

Chlorhexidine digluconate, a bis(biguanide) family cationic broad spectrum antibiotic is an antiseptic and disinfectant agent. It is effective against a wide range of bacteria, some fungi and some viruses, and an agent for the prevention of gingivitis. Chlorhexidine digluconate solution inhibits…

Amoxicillin is an antibacterial agent against gram-positive and gram-negative bacteria. Amoxicillin is a moderate-spectrum, β-lactam antibiotic. Amoxicillin is one of the most common antibiotics prescribed for children. It is used to study the oxygen dependent antimicrobial systems of…

Ofloxacin is a synthetic fluoroquinolone with broad-spectrum antibacterial activity. It is a nalidixic acid analog. Ofloxacin is used to study pneumococcal cell wall-degrading virulence factors. Ofloxacin inhibits bacterial DNA gyrase and topoisomerase IV, which haults DNA replication and…

Spectinomycin sulfate is an antibiotic which binds to the 30S subunit to cause misreading. Spectinomycin sulfate is a broad spectrum antibiotic that inhibits protein synthesis (elongation) by binding to the bacterial 30S ribosomal subunit and interfering with peptidyl tRNA translocation.

Actinomycin D is a polypeptide antibiotic first described by Waksman. It is bacteriostatic in nature, especially towards gram negative bacteria, and also has anti-tumor activity. Actinomycin D has a wide-ranging applications ranging from a selection agent in cell culture, use in studies of…

Rapamycin is a member of the macrolide immunosuppressant family and a FRAP inhibitor. Rapamycin is unique in its ability to inhibit lymphokine induced cell proliferation at the G1 and S phase as well as an irreversible cellular arrest at the G1 phase in S. cerevisiae cells. It also exhibits…

Polymyxin B Sulfate is a mixture of Polymyxin B1 and Polymyxin B2 Sulfate, obtained from Bacillus polymyxia strains. Polymyxin B inhibits gram-negative organisms in vitro and is also reported to inhibit Ca2+ dependent protein kinase C (PKC). It binds to and interferes with the permeability of the…

Gentamicin sulpahte is an aminoglycoside antibiotic complex produced by fermentation of Micromonospora purpurea or M. echinospora. It is a mixture of 3 major components designated as C1, C1a, and C2. Gentamicin is used as the sulfate salt. Each component consists of five basic nitrogens and…

Tobramycin is an aminoglycoside antibiotic derived from Streptomyces tenebrarius and used to treat various types of bacteria infections, particularly Gram-negative infections. It is especially effective against species of Pseudomonas. It works by binding to a site on bacterial 30S and 50S ribosome,…

Amphotericin B is an antimicrobial/antifungal agent effective against yeast and other fungi. It is a mixture of polyenes. It interrupts cell membrane permeability by binding sterols resulting in the loss of low molecular weight compounds from the cell. Amphotericin B may be toxic to some insect…

Aztreonam is the first totally synthetic monocyclic β-lactam antibiotic that displays a high degree of resistance to β-lactamase degradation. It has high specificity for gram-negative aerobic rods. Aztreonam specifically targets the penicillin binding protein 3 (PBP-3) of Gram-negative…

Hygromycin B is an antibiotic substance isolated from Streptomyces hygroscopicus. Its mode of action is the inhibition of protein synthesis, by inducing the misreading of the m-RNA template in the prokaryote, (E. coli, at 100 mg/mL), lower eukaryotes (e.g., yeast, at 200 mg/mL) and higher…

Ciprofloxacin is a fluorinated quinolone antibacterial agent which is highly effective against a broad spectrum of bacteria and mycoplasma. Ciprofloxacin is most commonly used to treat infections of the skin, bone, sinus, lung, abdomen, and bladder. It can also be used to treat some sexually…

Ivermectin is a macrolide antiobiotic, & semisynthetic derivative of avermectin B1a and B1b. Ivermectin is a broad-spectrum antiparasitic agent. Positive allosteric modulator of α7 neuronal nicotinic acetylcholine receptor; also modulates glutamate-GABA-activated chloride channels.

Tobramycin is an aminoglycoside, broad-spectrum antibiotic produced by Streptomyces tenebrarius. It is effective against gram-negative bacteria, especially the Pseudomonas species. Tobramycin has been used: to study the effect of tobramycin on bacteriophage infected biofilms to study…

Paromomycin Sulfate is an aminoglycoside antibiotic which inhibits protein initiation. Paromomycin sulfate salt has been used as a reference compound in antileishmanial activity RNA-binding ligand and interacts with aptamer. This interaction prevents the binding (and cutting) of dicer…

Alamethacin is a mixture of alamethicin homologs. It is a membrane permeabilizing antibiotic. Alamethicin applications includes increasing [32P] incorporation into phosphatidylinositol 4-phosphate and mermeabilization of sarcoplasmic reticulum vesicles.It causes fusion of lipid vesicles. It…

Paclitaxel has been used as a component of the dechorionation buffer for Gryllus bimaculatus eggs. Paclitaxel has also been used for studying its effect on the movement of all-trans retinoic acid (ATRA) differentiated NB4 cells. Antitumor and antileukemic agent which lowers the critical…

Compound 48/80 is a oligomeric mixture of condensation products from N-methyl-p-methoxyphenethylamine and formaldehyde. It is a mixture of low-molecular weight polymers having a degree of polymerization between 3 to 6. Protein G activator similar to mastoparan. Calmodulin and platelet PLC…

Oligomycin is a natural antibiotic isolated from Streptomyces diastatochromogenes, which is a mixture of oligomycins A, B, and C. Oligomycin is used as antibiotic which inhibits respiration in mitochondria. It inhibits ATP synthase by blocking its proton channel (F0 subunit), which is necessary…