Direct Observation of Small Molecule Activator Binding to Single PR65 Protein

Single-Molecule Optical Tweezer Technique Reveals the Binding Mechanism of a Small Molecule Activator and PR65 Protein Academic Background Protein phosphatase 2A (PP2A) is a crucial enzyme in regulating cellular signaling. Its dysfunction is closely associated with various cancers and chronic diseases, such as Alzheimer’s disease and chronic obstru...

The Development and Application of an Engineered Direct Electron Transfer Enzyme for Continuous Levodopa Monitoring

Development of an Engineered Direct Electron Transfer Enzyme for Continuous Levodopa Monitoring Background Parkinson’s Disease (PD) is a chronic neurodegenerative disease that affects millions of people worldwide. It is characterized by the loss of dopaminergic neurons in the substantia nigra and the presence of α-synuclein aggregations forming Lew...

Light/pH Dual Controlled Drug Release 'Nanocontainer' Alleviates Tumor Hypoxia for Synergistic Enhanced Chemotherapy, Photodynamic Therapy, and Chemodynamic Therapy

Light/pH Dual-Controlled Drug Release “Nanocontainer” Alleviates Tumor Hypoxia for Synergistic Enhanced Chemotherapy, Photodynamic Therapy, and Chemodynamic Therapy Academic Background In clinical cancer treatment, chemotherapy and radiotherapy have several limitations, such as drug resistance, incomplete treatment, and periodic recurrence. To over...

Cryptoic Acids A and B, Benzene-Containing Polyketides, and Cyclocryptamide, a Modified Diketopiperazine, from an Actinomycete of the Genus Cryptosporangium

Novel Benzene-Containing Polyketides and Modified Diketopiperazine from Actinomycete of the Genus Cryptosporangium Academic Background Microbial natural products hold significant value in drug development, particularly actinomycetes, which provide a rich source of various therapeutic compounds, such as aminoglycosides, macrolides, and tetracyclines...

Therapeutic Potential of Isoallolithocholic Acid in Methicillin-Resistant Staphylococcus aureus Peritoneal Infection

Therapeutic Potential of Isoallolithocholic Acid in Methicillin-Resistant Staphylococcus aureus Peritoneal Infection Background Methicillin-resistant Staphylococcus aureus (MRSA), discovered in 1961, has become one of the most common antibiotic-resistant bacteria worldwide. MRSA infections can lead to fatal sepsis, pneumonia, and high rates of skin...

Inhibitors of Acetohydroxyacid Synthase as Promising Agents Against Non-Tuberculous Mycobacterial Diseases

New Hope for the Treatment of Non-Tuberculous Mycobacterial Diseases—Research on Acetohydroxyacid Synthase Inhibitors Academic Background Non-tuberculous mycobacteria (NTM) infections have become an important cause of pulmonary diseases worldwide in recent years, especially among immunocompromised populations. The treatment of NTM infections faces ...

Novobiocin primarily targets ParE in Neisseria gonorrhoeae

Novobiocin Primarily Targets ParE in Neisseria gonorrhoeae Background Neisseria gonorrhoeae is a Gram-negative bacterium that causes gonorrhea, one of the most common sexually transmitted infections worldwide. According to the World Health Organization (WHO), there were 82.3 million new cases of gonorrhea among people aged 15–49 in 2020. However, t...

Structure-Function Analysis of 2-Sulfamoylacetic Acid Synthase in Altemicidin Biosynthesis

Structure-Function Analysis of 2-Sulfamoylacetic Acid Synthase in Altemicidin Biosynthesis Academic Background Sulfonamide antibiotics, such as altemicidin and its analogs, have garnered significant attention due to their notable antitumor and antibacterial activities. These compounds feature a rare sulfonamide side chain, which holds great importa...

Celludinone C, a New Dihydroisobenzofuran Isolated from Talaromyces cellulolyticus BF-0307

Discovery of Celludinone C and Its SOAT Inhibitory Activity Academic Background Sterol O-Acyltransferase (SOAT) is an enzyme that catalyzes the esterification of cholesterol and plays a critical role in maintaining intracellular lipid homeostasis. SOAT has two isozymes, SOAT1 and SOAT2, which exhibit significant differences in tissue distribution a...

Identification of Nanaomycin A and Its Analogs by a Newly Established Screening Method for Functional Inhibitors of the Type IX Secretion System in Porphyromonas gingivalis

Identification of Nanaomycin A and Its Analogs as Functional Inhibitors of the Type IX Secretion System in Porphyromonas gingivalis Using a Novel Screening Method Academic Background Porphyromonas gingivalis is a Gram-negative anaerobic bacterium recognized as one of the primary pathogens in chronic periodontitis. Beyond periodontal diseases, P. gi...