Antibiotiques

Ceftazidime Pentahydrate is a cephalosporin antibiotic with activity against gram-negative bacilli and may be used to study infectious diseases.

Sulfaquinoxaline (Sulfabenzpyrazine) is an antiprotozoal agent.

Polyoxin B is an antifungal peptidyl nucleoside antibiotic that inhibits fungal cell wall biosynthesis.

CORM-401 is an oxidant-sensitive CO-releasing molecule. It can be used in oxidative stress-mediated pathologies and the research of inflammatory.

<p>Inhibitor of RNA synthesis</p>

<p>Cefadroxil monohydrate is a hydrated form of cefadroxil with similar action and applications as cefadroxil.</p>

<p>Rifapentine is a rifamycin antibiotic with action on bacterial RNA polymerase to inhibit transcription and is used for treating active and latent tuberculosis.</p>

<p>Natural diterpene; anti-microbial</p>

<p>Gamithromycin is a macrolide antibiotic with action on bacterial protein synthesis and is used for treating respiratory infections in cattle, pigs, and sheep.</p>

<p>Inhibitor of isoleucyl-tRNA synthetase; inhibitor of protein synthesis</p>

Ceftriaxone is a broad-spectrum cephalosporin antibiotic that is used for the treatment of bacterial infections in different locations such as the skin, soft tissue and respiratory tract. This drug works by inhibiting mucopeptide synthesis in the bacterial cell wall. As a result, bacteria will produce defective cell walls leading to cell death.

<p>Cefsulodin sodium salt is a beta lactam antibiotic in the third-generation cephalosporin family that inhibits penicillin-binding proteins (PBPs) to disrupt bacterial cell wall synthesis.</p>

<p>Antibiotic; anti-protozoal; anti-helmintic; protein synthesis inhibitor</p>

<p>Tosufloxacin toluenesulfonate hydrate is a fluoroquinolone antibiotic with action on bacterial DNA gyrase and topoisomerase IV and is used for treating bacterial infections, particularly respiratory infections.</p>

<p>Validamycin A is an antibiotic and fungicide with action as a trehalase inhibitor, disrupting carbohydrate metabolism in fungi and is used for controlling fungal diseases like sheath blight in rice and damping-off in cucumbers.</p>

Cefepime dihydrochloride monohydrate is a fourth-generation cephalosporin antibiotic with action on bacterial cell wall synthesis and is used for treating severe bacterial infections, including pneumonia and urinary tract infections.

<p>Chemoterapeutic agent; DNA crosslinker</p>

<p>Nystatin is an antifungal compound, which is produced by the bacterium *Streptomyces noursei*. It functions by binding to ergosterol, a crucial component of fungal cell membranes, creating pores that lead to increased membrane permeability. This disruption results in the leakage of essential cellular components, ultimately causing cell death.</p>

<p>Ranimycin is an antibiotic, which is derived from a natural microbial source. It exhibits bactericidal activity by inhibiting bacterial protein synthesis, thereby preventing bacterial cell growth and proliferation. This disruption of protein synthesis is achieved through binding to the bacterial ribosome, effectively halting the process of translating mRNA into vital bacterial proteins, which are essential for their survival and replication.</p>

<p>Omadacycline tosylate is a aminomethylcycline antibiotic with action on bacterial protein synthesis inhibition and is used for treating community-acquired bacterial pneumonia and skin infections.</p>

<p>Olaquindox is a quinoxaline derivative antibiotic with action on bacterial growth suppression in the gut and is used for promoting growth and controlling bacterial infections in livestock.</p>

<p>Azithromycin N-oxide is a macrolide antibiotic derivative and is used for research purposes. Its mode of action is similar to azithromycin.</p>

<p>Inhibitor of protein synthesis; aminoglycoside</p>

<p>A semi-synthetic beta-lactamase inhibitor</p>

<p>Antibiotic; anti-protozoal; anti-helmintic; protein synthesis inhibitor</p>

<p>Florfenicol is a broad-spectrum antibiotic used for the treatment of various bacteria infections. This drug is used in veterinary medicine and to treat animals with those infections. This drug works by inhibiting bacteria synthesis. It is a fluorinated synthetic analog of thiamphenicol.</p>

<p>Fluoroquinolone; gyrase inhibitor</p>

<p>Neomycin, one of the many oligosaccharide containing antibiotics, is an aminoglycoside antibiotic found in Streptomyces fradiae (Collins, 2006) with wide spectrum, active against Gram-negative Gram-positive bacteria. Neomycin is commony used as a selection marker in cloning, and is therefore used in growth media to select colonies with the neomycin resistance cassette integrated into their genome. Neomycin is a mixture of neomycin B (Framycetin) and its epimer Neomycin C, the latter component accounting for some 5–15% of the mixture.</p>

<p>Kanamycin sulfate is a water-soluble antibiotic. Genes encoding kanamycin resistance are commonly used as selection markers in molecular biology .It acts during the translation mechanism in prokaryotic ribosomes to avoid bacterial cell growth.</p>

<p>Inhibitor of cell-wall synthesis; carbapenem class</p>

<p>Inhibitor of inosine monophosphate dehydrogenase; immunosuppressant</p>

<p>5-(3,4,5-Trimethoxybenzyl)pyrimidine-2,4-diamine 2-hydroxypropanoate is an antibacterial compound with a broad spectrum of activity against Gram-positive and Gram-negative bacteria. It is active against strains resistant to other antibiotics, such as, tetracycline and penicillin. 5-(3,4,5-Trimethoxybenzyl)pyrimidine-2,4-diamine 2-hydroxypropanoate has been shown to be effective in vitro against Campylobacter jejuni - the most common cause of bacterial gastroenteritis in humans. The compound also inhibits the growth cycle of Campylobacter jejuni by arresting the cells at the G1 phase. The molecule has been shown to inhibit DNA synthesis in E. coli and S. typhimurium with IC50 values of 1 ÎŒM and 0.8 ÎŒM respectively. This molecule has been tested for its surface active properties and it can be used as an additive in personal care products for improved wetting and spreading on surfaces. The compound is also researched for its antifungal efficacy against Candida albicans by inhibiting the growth cycle of the fungus.</p>

<p>Membrane-disrupting agent</p>

<p>Exhibits antitumour activity against L1210 and P388 leukemias and B16 melanoma</p>

<p>Telavancin HCl is a lipoglycopeptide antibiotic with action on bacterial cell wall synthesis and membrane integrity and is used for treating complicated skin infections and hospital-acquired pneumonia caused by gram-positive bacteria.</p>

<p>Neomycin, one of the many oligosaccharide containing antibiotics, is an aminoglycoside antibiotic found in Streptomyces fradiae (Collins, 2006) with wide spectrum, active against Gram-negative Gram-positive bacteria. Neomycin is commony used as a selection marker in cloning, and is therefore used in growth media to select colonies with the neomycin resistance cassette integrated into their genome. Neomycin is a mixture of neomycin B (Framycetin) and its epimer Neomycin C, the latter component accounting for some 5–15% of the mixture.</p>

Ormetoprim is an antibacterial drug used in veterinary medicine to treat several bacterial infections in animals. This drug is a dihydrofolate reductase inhibitor and disrupts DNA and RNA synthesis in bacteria.

<p>Herbicidin E is a potent herbicidal compound, derived from blue-green algae, with a biochemical mode of action focused on inhibiting photosynthetic electron transport. It effectively disrupts the photosynthetic process by binding to specific sites within the chloroplasts of target plants, impairing their ability to convert light energy into chemical energy. This leads to a depletion of essential energy reserves, resulting in the controlled demise of the plant.</p>

<p>Gentamicin C1a is an aminoglycoside antibiotic, which is a secondary metabolite derived from the bacterium Micromonospora. This antibiotic functions through a mode of action that involves binding to the 30S subunit of bacterial ribosomes. This binding disrupts protein synthesis by causing misreading of the mRNA, ultimately leading to inhibition of bacterial growth and cellular death.</p>

<p>Cefotaxime is a third-generation cephalosporin antibiotic with action on bacterial cell wall synthesis and is used for treating severe bacterial infections like meningitis and sepsis.</p>

<p>Danofloxacin mesylate is a mesylate salt form of danofloxacin with similar action and applications as danofloxacin.</p>

<p>Inhibitor of protein synthesis; lincosamide</p>

<p>Nifurquinazol is an antimicrobial agent, which is a synthetic compound derived from the nitrofuran class of antibiotics. Its mode of action involves inhibition of bacterial enzymes critical for DNA and protein synthesis, thereby interfering with microbial cell replication and survival.</p>

<p>Nalidixic acid sodium salt is a sodium salt form of nalidixic acid with similar action and applications as nalidixic acid.</p>

<p>3’(6’)-Dehydroclindamycin phosphate is a semi-synthetic compound and a impurity of clindamycin. This in turn is prepared from lincomycin. It has antibacterial and antiviral properties</p>

<p>Protein synthesis inhibitor; tetracycline class</p>

<p>Inhibitor of isoleucyl-tRNA synthetase; inhibitor of protein synthesis</p>

<p>Aminoglycoside antibiotic; inhibits protein synthesis by inducing miscoding</p>

<p>Inhibitor of cell wall biogenesis; glycopeptide antibiotic</p>

<p>Lincomycin 2-Phosphate is a lincosamide antibiotic derivative with a mode of action that inhibits bacterial protein synthesis by binding to the 50S ribosomal subunit. It is used for treating bacterial infections.</p>

<p>26-Hydroxyfusidic acid is a steroid antibiotic, which is derived from the Fusidium coccineum fungus. It exhibits its antibacterial effects by inhibiting bacterial protein synthesis. Specifically, it targets the bacterial elongation factor G (EF-G), a critical component in the translocation step during protein elongation, ultimately stalling bacterial growth.</p>

<p>A fluoroquinolone antibiotic which inhibits nucleic acid synthesis by targeting the DNA gyrase and topoisomerase IV. This second-generation fluoroquinolone has a broad spectrum of action and is more effective against Gram-negative bacteria.</p>

<p>A thiopeptide antibiotic produced by the bacterium Streptomyces actuosus. In addition, nosiheptide inhibits bacterial protein biosynthesis by acting during the elongation of the protein.</p>

<p>Inhibitor of protein synthesis; aminocyclitol class</p>

<p>Gentamicin C2a sulfate is one epimeric form of the aminoglycoside antibiotic gentamicin (a.k.a. gentamycin). Gentamicin interferes with the correct protein production in bacterial cells, by binding to the 16s rRNA at the 30s ribosomal subunit. Gentamicin is a natural mixture of four congeners, one of which is gentamicin C2a. Gentamicin is active against clinically relevant aerobic gram-negative bacteria. Gentamicin C2a has been shown to be biodegradable in the environment, to some extent.</p>

<p>Ertapenem sodium is a carbapenem antibiotic with action on bacterial cell wall synthesis and is used for treating severe bacterial infections like intra-abdominal infections and pneumonia.</p>

<p>Inducer of DNA strand breaks; glycopeptide antibiotic, anti-neoplastic</p>

<p>Difloxacin is a fluoroquinolone antibiotic, which is a synthetic compound derived from chemical synthesis methods. Its source involves complex organic chemistry that modifies the quinolone backbone to enhance its antibacterial properties. Difloxacin functions by inhibiting bacterial DNA gyrase and topoisomerase IV, which are critical enzymes involved in DNA replication, transcription, and repair. This inhibition leads to the prevention of cellular division and ultimately results in bacterial cell death.</p>

<p>Avibactam sodium is a β-lactamase inhibitor and is used for the treatment of complicated intra-abdominal and urinary tract infections in combination with ceftazidime. Its mode of action is similar to avibactam free acid</p>

<p>Inhibitor of DNA replication; aminoglycoside class</p>

<p>Cefatrizine propylene glycol is a cephalosporin antibiotic with action against gram-positive and gram-negative bacteria and is used for treating respiratory and skin infections.</p>

<p>Fementation intermediate of Oritavancin</p>

<p>Tosufloxacin is a fluoroquinolone antibiotic that inhibits DNA gyrase and topoisomerase IV, which are enzymes that maintain the integrity of bacterial DNA. It binds to bacterial 16S ribosomal RNA and inhibits protein synthesis, leading to cell death by inhibiting the production of proteins vital for cell division. Tosufloxacin has been shown to be effective against a variety of bacterial infections.</p>

<p>Netropsin dihydrochloride is a pyrrole-amidine antibiotic with action on AT-rich sequences of DNA to inhibit replication and is used for research on DNA-binding properties and antiviral activity.</p>

<p>2,4-Diacetylphloroglucinol is a natural phenol produced by certain bacteria, used for its biocontrol properties against plant pathogens.</p>

<p>Griselimycin is an antibiotic, which is derived from the bacterial genus *Streptomyces*. This compound exhibits its mode of action by targeting bacterial protein synthesis, specifically binding to the DNA polymerase sliding clamp, thereby inhibiting replication and cell division in a range of bacterial pathogens. Griselimycin has been the focus of renewed scientific interest due to its potent activity against Mycobacterium tuberculosis, including multi-drug-resistant strains. The compound’s unique mode of action makes it a promising candidate for further development in the treatment of tuberculosis and potentially other bacterial infections that have developed resistance to more commonly used antibiotics. Advances in understanding its biosynthesis have facilitated semi-synthetic modifications, potentially enhancing its pharmacokinetic properties and antimicrobial spectrum. The applications of Griselimycin extend to research contexts where understanding resistance mechanisms and novel antibiotic development are critical. Continued exploration of this compound may contribute significantly to addressing the global challenge of antibiotic resistance.</p>

<p>Antineoplastic antibiotic; RNA synthesis inhibitor</p>

<p>Enrofloxacin lactate is a synthetic antimicrobial agent, which is derived from the fluoroquinolone class of antibiotics. It is sourced through chemical synthesis, wherein the base compound, enrofloxacin, is combined with lactate to enhance its pharmacokinetic properties, particularly solubility and bioavailability. Its mode of action is the inhibition of bacterial DNA gyrase and topoisomerase IV, enzymes crucial for DNA replication, transcription, and repair in susceptible bacteria. This interference ultimately leads to bacterial cell death, making enrofloxacin lactate a bactericidal agent.</p>

<p>Avermectin B1a (&gt;85%) is a macrolide anthelmintic and is used for the treatment of parasitic infections. It enhances the effects of glutamate at the glutamate-gated chloride channels, causing paralysis and death of the parasite</p>

<p>Isochlortetracycline is a tetracycline antibiotic with a mode of action that inhibits bacterial protein synthesis by binding to the 30S ribosomal subunit. It is used for treating bacterial infections in both humans and animals.</p>

<p>Ceftibuten dihydrate is a third-generation cephalosporin antibiotic with action on bacterial cell wall synthesis and is used for treating respiratory tract infections, otitis media, and urinary tract infections.</p>

<p>Vancomycin hydrochloride is an antibiotic that is used against Gram-positive bacteria, including Staphylococcus aureus. It has been shown to inhibit the growth of bacteria by binding the D-alanyl-D-alanine moiety of the peptidoglycan cell wall precursor, inhibiting the peptidoglycan synthesis and disrupting its cross linking. It also inhibits particle formation when it reacts with human plasma, which can lead to hemolysis and hemagglutination. The absorption spectrum for vancomycin hydrochloride shows maxima at 230, 260, 290, and 320 nm, which are characteristic for this compound. Vancomycin has been used in several studies for treatment of methicillin-resistant Staphylococcus aureus infections.</p>

<p>Orbifloxacin is a fluoroquinolone antibiotic with action on bacterial DNA gyrase and topoisomerase IV and is used for treating bacterial infections in veterinary medicine.</p>

<p>Quinolone antibiotic; antimalarial</p>

<p>Sitafloxacin sesquihydrate is a fourth-generation fluoroquinolone antibiotic with action on bacterial DNA gyrase and topoisomerase IV and is used for treating respiratory, urinary, and gastrointestinal infections.</p>

<p>Cefpodoxime acid is a third-generation cephalosporin antibiotic with action on bacterial cell wall synthesis and is used for treating respiratory tract infections, skin infections, and urinary tract infections.</p>

<p>Isepamicin Sulphate is an aminoglycoside antibiotic with a mode of action that inhibits bacterial protein synthesis by binding to the 30S ribosomal subunit. It is used for treating infections caused by gram-negative bacteria.</p>

<p>Daptomycin is a cyclic lipopeptide that disrupts cell membrane potential and causes leakage from the cell. The antibacterial effects are limited to gram-positive bacteria since daptomycin can’t reach the outer membrane of gram-negative species. It is often used for infections cause by vancomycin-resistant enterococci and staphylococci.</p>

<p>Kanamycin is a broad spectrum antibiotic active against both gram-positive and gram-negative bacteria. It is used to treat severe infections including sepsis and tuberculosis. It  is another selection agent commonly used to screen bacteria, such as, E. coli, but also suitable for yeast specie,s such as, P. pastoris and plastid transformation of tobacco.</p>

<p>25-Desacetylrifampin is the main metabolite of rifampicin, used in the treatment of tuberculosis. 25-Desacetylrifampin has partial actvity.</p>

<p>Inhibitor of protein synthesis; aminoglycoside</p>

<p>Antibiotic of tetracycline class; protein synthesis inhibitor</p>