Antibióticos

<p>Broad-spectrum antibiotic; bacterial cell wall biogenesis inhibitor</p>

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

<p>Benethamine penicillin is a beta-lactam antibiotic, which is a semi-synthetic derivative of penicillin. It is sourced from the modification of naturally occurring penicillin compounds, typically produced through the fermentation of Penicillium mold cultures. Benethamine penicillin operates by inhibiting bacterial cell wall synthesis. It targets the penicillin-binding proteins within bacterial cell membranes, disrupting peptidoglycan cross-linking, which is essential for cell wall structural integrity. This leads to cell lysis and death in susceptible bacteria.</p>

<p>Ethambutol 2HCl is a bacteriostatic antimycobacterial agent with action on arabinosyl transferases to inhibit cell wall synthesis and is used for treating tuberculosis in combination with other antibiotics.</p>

<p>Repromicin is a novel antibiotic, which is derived from a unique strain of actinobacteria. This organism is known for its ability to produce a wide range of bioactive compounds. Repromicin operates by inhibiting bacterial protein synthesis, a mode of action that involves binding to the bacterial ribosome and interfering with the translation process. This leads to an effective halt in bacterial growth and proliferation.</p>

<p>A broad-spectrum antibiotic of tetracycline class which inhibits protein synthesis by targeting the 30S ribosome subunit. It has been used in human medicine as well as in veterinary medicine and agriculture.</p>

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

<p>Norfloxacin is a fluoroquinolone antibiotic with action on bacterial DNA gyrase and topoisomerase IV and is used for treating urinary tract infections and gonorrhea.</p>

<p>Cefazolin sodium is a first-generation cephalosporin antibiotic with action on bacterial cell wall synthesis and is used for treating bacterial infections and surgical prophylaxis.</p>

<p>Clindamycin hydrochloride - 94% is an antibiotic that belongs to the lincosamide class of antibiotics, derived from the bacterium Streptomyces lincolnensis. This compound functions predominantly as a bacterial protein synthesis inhibitor, exerting its effects by binding to the 50S subunit of the bacterial ribosome. This binding action disrupts the process of peptide chain elongation, thereby impeding the growth and proliferation of susceptible bacteria.</p>

<p>Erythromycinacistrate is a macrolide antibiotic, which is derived from the bacterium *Saccharopolyspora erythraea*. Its mode of action involves binding to the 50S ribosomal subunit of susceptible bacteria, thereby inhibiting protein synthesis. This action effectively halts bacterial growth and replication, making it particularly effective against a wide range of Gram-positive and some Gram-negative bacteria.</p>

<p>Amdinocillin is a semisynthetic antibiotic with broad-spectrum activity that is part of the aminopenicillin family. It is used in the treatment of bacterial infections such as those caused by Gram-negative bacteria, and to treat methicillin-resistant Staphylococcus (MRSA). The clinical isolate Amdinocillin has an inhibitory concentration (IC) of 0.25 μg/mL against Enterobacter aerogenes and Enterobacter cloacae, and it displays a synergistic effect in combination with other antibiotics. The mechanism of action is that prevents bacterial growth and proliferation by inhibiting cell wall synthesis and causing lysis, which allows for drug therapy against specific types of bacteria.</p>

<p>Nonactin is a macrotetrolide antibiotic with action as an ionophore for potassium and ammonium ions and is used for research on ion transport and bacterial inhibition.</p>

<p>Bicozamycin is an antibiotic and is used for the treatment of bacterial infections. It inhibits bacterial RNA polymerase.</p>

<p>7-Deazaadenosine is a chemical compound used as an antibiotic for culture media, which is a synthetic nucleoside analog derived from adenosine. Its structure is modified by replacing a nitrogen atom in the purine ring with a carbon atom, thus altering its biological interactions. The primary mode of action of 7-Deazaadenosine involves its incorporation into nucleic acids, where it acts as an inhibitor of nucleic acid-processing enzymes. This interference can effectively impede processes like DNA and RNA synthesis.</p>

<p>Herbicidin K is a naturally derived herbicide, known for its biological origin from microbial fermentation processes. It is primarily sourced from certain strains of Streptomyces, a genus of Gram-positive bacteria notable for their diverse secondary metabolites. The mode of action of Herbicidin K involves the inhibition of key enzymatic pathways within target plants, leading to the disruption of cellular functions and ultimately plant death. This selectivity is particularly effective against broadleaf weeds, providing a targeted approach to weed management.</p>

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

<p>Vancomycin is a tricyclic glycopeptide antibiotic that has bactericidal effects against staphylococci, streptococci, and other gram-positive bacteria. It is often used as an alternative treatment for severe staphylococcal and streptococcal infections, including endocarditis, and infections with MRSA (methicillin-resistant Staphylococcus aureus), penicillin-resistant pneumococci or in cases of allergy to penicillins and cephalosporins.</p>

<p>Marbofloxacin is an antibiotic belonging to the class of fluoroquinolones. It is used in veterinary medicine to treat bacterial infections in animals. This drug inhibits the bacterial enzyme DNA gyrase and topoisomerase IV. As a result, this drug prevents bacterial DNA replication.</p>

<p>Herbicidin B is a natural herbicidal compound, which is a secondary metabolite produced through the fermentation of certain Streptomyces species. This compound functions as a potent inhibitor of plant growth by interfering with essential physiological processes within the plant cells. The mode of action of Herbicidin B primarily involves disruption of metabolic pathways that are critical for the development and survival of plants, leading to effective control of undesired vegetation.</p>

<p>Cefacetrile is a first-generation cephalosporin antibiotic with action on bacterial cell wall synthesis and is used for treating bacterial infections in humans and animals.</p>

<p>Amicoumacin B is a potent antibiotic, which is isolated from the bacterial species Bacillus pumilus. It acts by inhibiting protein synthesis, targeting the ribosomal 30S subunit and disrupting translational fidelity in bacterial cells. This interference in protein production leads to the effective elimination of various Gram-positive and certain Gram-negative bacteria.</p>

<p>Broad spectrum, long-acting and lipid soluble tetracycline antibody</p>

<p>Ribostamycin sulphate is an aminoglycoside antibiotic with action on bacterial protein synthesis by binding to the 30S ribosomal subunit and is used for treating bacterial infections like sepsis and pneumonia.</p>

<p>Antibiotic; inhibits bacterial mRNA translation; inhibits monoamine oxidase</p>

<p>Amrubicin maleate is an anthracycline antibiotic and is used for the treatment of small cell lung cancer. It inhibits topoisomerase II, leading to DNA breaks and cell death</p>

<p>Paromomycin sulfate is an aminoglycoside antibiotic with action on bacterial protein synthesis inhibition and is used for treating intestinal infections and leishmaniasis.</p>

<p>Cycloheximide, Antibiotic for Culture Media Use Only, is an antifungal agent derived from the Streptomyces griseus bacterium. Its primary mode of action involves the inhibition of eukaryotic protein synthesis by interfering with the translocation step on the 80S ribosome. This leads to rapid arrest of protein assembly, effectively limiting fungal and certain yeast growth in culture.</p>

<p>Cefoxitin sodium salt is a cephamycin-type antibiotic, which is a semi-synthetic derivative of cephalosporin. As a beta-lactam antibiotic, it is derived from the fermentation of *Streptomyces lactamdurans* and chemically modified to enhance stability against certain bacterial beta-lactamases. Its primary mode of action involves inhibiting bacterial cell wall synthesis by binding to penicillin-binding proteins, disrupting the transpeptidation or cross-linking of peptidoglycan layers. This action effectively prevents the bacteria from maintaining cell wall integrity, leading to cell lysis.</p>

<p>Inhibitor of beta-lactamase; inhibitor of cell wall synthesis; beta-lactam class</p>

<p>Broad-spectrum antibiotic; bacterial cell wall biogenesis inhibitor</p>

<p>Tylosin tartrate is a macrolide antibiotic with action on bacterial protein synthesis inhibition and is used for treating bacterial infections in livestock and poultry.</p>

<p>Chlorotetracycline monohydrochloride is an antibiotic compound specifically designed for culture media use. It is derived from a naturally occurring tetracycline produced by the bacterium *Streptomyces aureofaciens*. As a broad-spectrum antibiotic, chlorotetracycline functions by inhibiting protein synthesis in susceptible bacteria. It binds to the 30S subunit of the bacterial ribosome, blocking the attachment of aminoacyl-tRNA to the ribosomal acceptor site, which effectively halts translational elongation.</p>

<p>Broad-spectrum antibiotic; bacterial cell wall biogenesis inhibitor</p>

<p>Anthracycline antibiotic with potent anti-tumoral activity. The compound interferes with DNA replication and RNA transcription since it intercalates between the base pairs of nucleic acids. It also inhibits the topoisomerase II, proteasome and generates free radicals, which leads to cell death of treated cells. Moreover, daunorubicin triggers apoptosis trough the stimulation of ceramide synthesis. It has been used as chemotherapy agent for the treatment of myeloid leukaemia (AML) and acute lymphocytic leukaemia (ALL).</p>

<p>Avibactam free acid is a β-lactamase inhibitor and is used for the treatment of bacterial infections in combination with β-lactam antibiotics. It inactivates β-lactamases by a covalent and reversible mechanism</p>

<p>Herbicidin H is a naturally occurring microbial herbicide, which is derived from specific strains of soil-borne bacteria. This compound is primarily isolated from Streptomyces species, known for their prolific production of various bioactive secondary metabolites. The mode of action of Herbicidin H involves the disruption of essential cellular processes within plant cells, particularly affecting nucleic acid synthesis. This disruption leads to impaired growth and eventual plant death, making it a potent agent against a range of undesirable plant species.</p>

<p>Cefpodoxime proxetil is a prodrug of cefpodoxime with action on bacterial cell wall synthesis and is used for treating bacterial infections such as pneumonia, bronchitis, and gonorrhea.</p>

<p>A derivative of azithromycin, used as an antibiotic</p>

<p>Torezolid (Tedizolid) is an oxazolidinone antibiotic with action on bacterial protein synthesis by binding to the 50S ribosomal subunit and is used for treating acute bacterial skin and skin structure infections.</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>Erythromycin stearate is a macrolide antibiotic with action on bacterial protein synthesis inhibition and is used for treating respiratory tract infections, skin infections, and sexually transmitted infections.</p>

<p>Antibiotic; RNA and DNA synthesis inhibitor; adenosine analogue</p>

<p>9’-Deoxy-8’,8’-dihydroxyherbicidin is a specialized compound, classified as an antibacterial agent and secondary metabolite, which is naturally derived from microbial sources, specifically certain strains of actinomycetes. These microorganisms are prolific producers of bioactive secondary metabolites, including antibiotics and herbicidins, which exhibit diverse biological activities.</p>

<p>Ticarcillin is a member of the beta-lactam family of antibiotics and has bactericidal activity against Gram-positive and Gram-negative bacteria such as Staphylococcus and Pseudomonas strains. Ticarcillin inhibits cell wall synthesis by binding to penicillin-binding protein (PBP) and blocking transpeptidase. It also has a C-terminal that can inhibit domain I and II beta-lactamases (namely, PEN2). The lactam ring in ticarcillin is cleaved by beta-lactamase, which makes it ineffective, thus ticarcillin is often combined with β-lactamase inhibitors such as clavulanic acid.</p>

<p>Clindamycin-2-phosphate is a lincosamide antibiotic with action on bacterial protein synthesis inhibition and is used for treating serious bacterial infections like skin and respiratory infections.</p>

<p>4'-Epidaunorubicin hydrochloride is an anthracycline antibiotic derivative, which is synthesized from modifications of natural products. It functions as a topoisomerase II inhibitor, which intercalates into DNA strands and disrupts replication and transcription, thereby inhibiting cancer cell proliferation. This compound is primarily utilized in the field of oncology for its potent anti-tumor activities. By forming stable complexes with DNA and topoisomerase II, 4'-Epidaunorubicin hydrochloride induces breaks in the DNA strands, leading to apoptosis of cancer cells. It is often used in treatment protocols for various malignancies, including leukemia and solid tumors. While highly effective, its administration is carefully managed to mitigate potential cardiotoxicity, a common attribute of anthracycline drugs. Research continues to explore its full potential and optimize delivery methods to enhance its therapeutic index.</p>

<p>β-lactam antibiotic of penicillin subclass, which inhibits bacterial cell wall synthesis by targeting the proteoglycan synthesis. Cloxacillin has a narrow spectrum of action and is effective against Gram-positive organisms. Cloxacillin is resistant to the action of β-lactamase and therefore preferentially used for treatment of Staphylococcal infections.</p>

<p>Epioxytetracycline is a degradation product of the antibiotic oxytetracycline. It has been found in wastewater.</p>

<p>Oxacillin sodium monohydrate is a hydrated form of oxacillin sodium with similar action and applications as oxacillin sodium.</p>

<p>Enoxacin is a fluoroquinolone antibiotic with action on bacterial DNA gyrase and topoisomerase IV and is used for treating urinary tract infections and gonorrhea.</p>

<p>Colistin is a narrow-spectrum antibiotic efficient mostly against gram-negative bacteria. Colistin interacts with the outer membrane of gram-negative bacteria and induces a transfer of divalent cations of calcium and magnesium from the negatively charged phosphate groups. This causes the disruption of the outer membrane and release of lipopolysaccharides. It is commonly used against Enterobacteriaceae and Aeromonas, and none-fermentative gram-negative bacteria as well as for carbapenem-resistant Acinetobacter strains.</p>

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

<p>Novobiocin is an aminocoumarin antibiotic with action on bacterial DNA gyrase to inhibit ATPase activity and is used for treating staphylococcal infections and research on DNA replication.</p>

<p>Ethambutol is an antimicrobial compound, specifically an antitubercular agent, which is a synthetic derivative of ethylenediamine. It is classified as a bacteriostatic agent that primarily targets Mycobacterium tuberculosis. The mode of action of Ethambutol involves the inhibition of arabinosyl transferases, enzymes essential for the polymerization of arabinogalactan, a critical component of the mycobacterial cell wall. By disrupting cell wall biosynthesis, Ethambutol effectively hampers the growth and proliferation of the bacteria.</p>

<p>Antibiotic; binds bacterial ribosomes to inhibit protein synthesis</p>

<p>Aureothricin is a dithiolopyrrolone antibiotic and is used for its antimicrobial properties. It inhibits transcription in bacteria, leading to growth inhibition</p>

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

<p>A broad-spectrum antibiotic of macrolide class, which inhibits 50S ribosomal subunit and inhibits protein synthesis. Spiramycin is also effective against Gram-positive and gram-negative bacteria as well as protozoal parasite Toxoplasma gondii.</p>

<p>Netilmicin sulfate is an aminoglycoside antibiotic with action on bacterial protein synthesis by binding to the 30S ribosomal subunit and is used for treating severe bacterial infections.</p>

<p>Bleomycin A5 inhibits DNA replication and repair. It also cleaves RNA in vitro and in vivo, and exhibits anticancer activity. It is used for various types of cancer such as squamous cell cancers, melanoma, sarcoma, testicular and ovarian cancer, Hodgkin's and non-Hodgkin's lymphoma.</p>

<p>Leucomycin A3 is a macrolide antibiotic with a mode of action that inhibits bacterial protein synthesis by binding to the 50S ribosomal subunit. It is used for treating bacterial infections and has shown potential antiviral activity.</p>

<p>Difloxacin is a bactericidal, broad-spectrum, fluroquinolone antibiotic which is active against both Gram-positive and Gram-negative bacteria. By interfering with the bacterial enzyme DNA gyrase, which is necessary for the upkeep and synthesis of bacterial DNA, it causes an antibacterial impact. It is used for the treatment of many bacterial infections including skin infections.</p>

<p>Inhibitor of bacterial cell wall biogenesis; cephalosporin</p>

<p>Inhibitor of cell wall synthesis; cephalosporin class</p>

<p>Mezlocillin sodium is a sodium salt form of mezlocillin with similar action and applications as mezlocillin.</p>

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

<p>Anhydro chlortetracycline HCl is an antibiotic and is used for the treatment of bacterial infections. It binds to the 30S ribosomal subunit, inhibiting protein synthesis</p>

<p>Labeled analogue of Chloramphenicol; interferes with protein synthesis</p>

<p>A broad-spectrum antibiotic of macrolide class which targets 50S ribosome subunit and inhibits protein synthesis. Azithromycin is a semi-synthetic acid-stable derivative of erythromycin. In vitro, azithromycin is more efficient than erythromycin in some Gram-negative organisms such as Haemophilus influenzae, Haemophilus parainfluenzae, Moraxella catarrhalis, Neisseria gonorrhoeae and Borrelia burgdorferi.</p>

<p>Trimethoprim is a diaminopyrimidine antibiotic with action on bacterial folate synthesis inhibition and is used for treating urinary tract infections and respiratory infections.</p>

<p>Ofloxacin is a fluoroquinolone antibiotic with action on bacterial DNA gyrase and topoisomerase IV and is used for treating bacterial infections like pneumonia, urinary tract infections, and skin infections.</p>

<p>Ketolide; binds bacterial ribosomes and inhibits translation</p>

<p>Metronidazole is a nitroimidazole antibiotic with action on anaerobic bacteria and protozoa by disrupting DNA synthesis and is used for treating infections like bacterial vaginosis, trichomoniasis, and certain parasitic infections.</p>

<p>9-Deoxo-9a-aza-9a-homo erythromycin A is a semi-synthetic macrolide antibiotic, which is derived from the naturally occurring antibiotic erythromycin. This compound is structurally modified to enhance its pharmacokinetic properties and antibacterial spectrum. By altering the erythromycin molecule, 9-Deoxo-9a-aza-9a-homo erythromycin A introduces a nitrogen atom into the lactone ring, thereby modifying its interaction with bacterial ribosomes.</p>

<p>Fluconazole-d4 is a deuterated compound of Fluconazole. Fluconazole has a CAS number of 86386-73-4. Triazole antifungal agent that is used to treat oropharyngeal candidiasis and cryptococcal meningitis in AIDS.</p>

<p>Applications Desacetyl-7-ACA lactone Hydrochlorideis a lactone derivative of 7-Aminocephalosporanic acid (A603415), a fundamental building block in the synthesis of cephalosporin antibiotics.<br>References Fritz-Wolf, K., et al.: Prot. Sci., 11, 92 (2002); Parmar, A., et al.: Crit. Rev. Biotech., 18, 1 (1998)<br></p>

<p>Applications Spiramycin Embonate is an antibiotic that is used in biological studies in the role of multidrug resistance of Strenotrophomonas maltophilia.<br>References Huang, Y., et al.: J. Antimicrob. Chemother., 68, 1987 (2013); Poole, K., et al.: Mol. Microbiol., 21, 713 (1996)<br></p>

<p>Chloroquine: treats malaria, amebiasis, rheumatoid arthritis, lupus; works by inhibiting parasites in red blood cells.</p>

<p>AB47 is a bacterial peptide deformylases inhibitor.</p>

<p>Thiacetazone is an antitubercular agent with action on mycolic acid synthesis in Mycobacterium tuberculosis and is used for treating tuberculosis in combination with other drugs.</p>