Fohad Husain

• PhD
• Researcher at King Saud University

In pre-antibiotic times, various highly contagious diseases like cholera, smallpox and tuberculosis were widespread worldwide. Penicillin discovery in the late 1920s was a groundbreaking moment in medical history, saving countless lives. However, over the next few decades, microbes developed antibiotic resistance, leading to a global public health...

The growing threat of bacterial resistance, coupled with the increasing costs associated with drug development, poses significant challenges in the discovery of new antibiotics. The present study reports the synthesis and antimicrobial evaluation of 1,4-dihydropyridine (1,4-DHP) derivatives derived from chalcones, using silica-mediated magnetic iro...

Foodborne pathogens are often associated with pandemic, endemic, and sporadic foodborne disease outbreaks. These pathogenic bacteria commonly belong to genus Vibrio spp., Salmonella spp., Listeria monocytogens, Escherichia coli, Clostridium spp., Bacillus spp., Campylobacter spp., and Staphylococcus spp. Antimicrobials are the mainstay of infectiou...

Mild steel provides strength to various building and industrial materials but it is badly affected by corrosion. In the present study, we investigate the efficacy of Rumex nepalensis, a plant-based green corrosion inhibitor to minimize mild steel corrosion in a 1 M H2SO4 solution. Weight loss, surface coverage, inhibition efficiency, and corrosion...

Background Viral hepatitis is the major contributor to liver cirrhosis and hepatocellular carcinoma (HCC). Studies indicated that the co-infection of hepatitis C and hepatitis B virus also prompts liver damage progression. Therefore, in the present study, the prevalence of HCV-HBV co-infection and the impact of HCV-HBV co-infection on the progressi...

Biofilms, composed of structured communities of bacteria embedded in a self-produced extracellular matrix, pose a significant challenge due to their heightened resistance to antibiotics and immune responses. This review highlights the mechanisms underpinning antibiotic resistance within bacterial biofilms, elucidating the adaptive strategies employ...

The medicinal and commercial value of pomegranate peel is attributed to its rich content of phenolic compounds, yet little is known about their concentrations and biological activity across different ripening stages. Pomegranate peels at different growth stages 1-3 (40, 80, and 120 days after fruit appearance respectively) were collected, dried, an...

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The impact of sodium hexametaphosphate (SHMP) on the aggregation behavior of α-lactalbumin (α-LA) was studied at pH 7.4 and 2.0. Turbidity measurements showed a concentration-dependent aggregation of α-LA at pH 2.0 in the presence of SHMP, while no aggregation was observed at pH 7.4. Light scattering (LS) and Thioflavin-T (ThT) data revealed that t...

The seed kernel of Terminalia catappa Linn (T. catappa) is an underutilized plant food with promising potential. This study investigated the physicochemical properties, fatty acid composition, thermal behavior, and Fourier transform infrared (FTIR) spectral characteristics of oils extracted from kernels of yellow and purple cultivars of T. catappa...

Efficient wound and burn healing is crucial for minimising complications, preventing infections, and enhancing overall well-being, necessitating the development of innovative strategies. This study aimed to formulate a novel thin film combining chitosan, carboxymethyl cellulose, tannic acid, and beeswax for improved wound healing applications. Seve...

Background Chronic myeloid leukaemia (CML) is a type of blood cancer that begins in the hematopoietic stem cells. It is primarily characterized by a specific chromosomal aberration, the Philadelphia chromosome. While the fusion gene is a major contributor to CML, several other genes including ADGRE2, that are reported as highly expressed in hematop...

Milk, a nutritious global important food commodity, serves as an excellent medium for microbial growth as well. The foodborne pathogen Staphylococcus aureus is a commensal member of human microflora that enters the food chain through poor hygienic practices and cross contamination and causes various clinical manifestations in humans. During this st...

Background Hepatocellular carcinoma (HCC) is a global health concern. Due to late diagnosis and limited therapeutic strategies, HCC based mortality rate is exponentially increasing globally. Genetic predisposition is a non-avoidable intrinsic factor that could alter the genome sequence, ultimately leading to HCC. Protein kinase C eta (PKCη) is invo...

In the present report, we have described the synthesis of N-aminopolyhydroquinoline (N-PHQ) derivatives using highly efficient β-cyclodextrin (β-CD) as a catalyst by the Hantzsch condensation of substituted aromatic aldehydes, dimedone, and hydrazine hydrate in one pot. The reactions were completed in a shorter time without the generation of any ot...

Root-knot nematode (RKN) (Meloidogyne incognita) is a major plant parasitic nematode that severely damages crops, leading to significant yield losses and substantial economic impact globally. This study aims to investigate an environmentally sustainable biological strategy for mitigating parasitic populations of the root-knot nematode, M. incognita...

Bryophyllum pinnatum is used to cure infections worldwide. Although the flavonoids of this plant are well known, it is still unknown how much of the plant’s Ag and ZnO nanoparticles are beneficial. In the current research work, silver and zinc oxide nanoparticles were prepared using Bryophyllum pinnatum extract. The synthesized particles were chara...

The growth of the environment depends upon developing greener and ecological methods for managing pollutants and contamination from industrial wastewater, which causes significant effects on human health. The removal of these pollutants from wastewater using nanomaterials covers an ecological method that is free from expensive and secondary polluti...

Background: Colorectal cancer (CRC) is a gastrointestinal disease linked with GIT microbial dysbiosis. The present study has targeted the comparative analysis of virulent factor FadA from gut-associated bacteria of CRC patients (F. nucleatum) and healthy individuals (E. cloacae). Methods: For this purpose, FadA protein sequences of fifteen strains...

Background Medicinal plant-mediated combinational therapies have gained importance globally due to minimal side effects and enhanced treatment outcomes compared to single-drug modalities. We aimed to analyze the cytotoxic potential of each conventional treatment i.e., photodynamic therapy (PDT), chemotherapy (doxorubicin hydrochloride; Dox-HCl) wit...

Peste des petits ruminants (PPRV), a highly contagious viral disease, causes significant economic losses concerning sheep and goats. Recently, PPR viruses (PPRVs), have adopted new hosts and lineage IV of PPRVs represents genetic diversity within the same lineage. 350 samples, including blood, swabs, and tissues from sheep/goats, were collected dur...

In the realm of corrosion mitigation, the search for sustainable and ecologically accountable inhibitors attracts significant interest from the environmental point of view. This study investigates the intriguing possibilities presented by Erigeron bonariensis (EB) as a green and innovative corrosion inhibitor for weathering steel in 1 M H2SO4. EB,...

Organophosphorus are typically hazardous chemicals used in the pharmaceutical, agricultural, and other industries. They pose a serious risk to human life and can be fatal upon direct exposure. Hence, studying the interaction between such compounds with proteins is crucial for environmental, health, and food safety. In this study, we investigated th...

Doxorubicin (DOX) is a highly effective, commonly prescribed, potent anti-neoplastic drug that damages the testicular tissues and leads to infertility. Apigetrin (APG) is an important flavonoid that shows diverse biological activities. The present research was designed to evaluate the alleviative role of APG against DOX-induced testicular damages i...

Background In Pakistan, the death rate for post-menopausal women with breast cancer is significant due to late detection and delayed referral to proper facilities. There are a few reports on Pakistan’s epidemiology and breast cancer risk factors. There are modifiable and non-modifiable risk factors associated with the development of breast carcinom...

Background Polycystic Ovary Syndrome (PCOS) affects a significant proportion of human females worldwide and is characterized by hormonal, metabolic, and reproductive dysfunctions, including infertility, irregular menstrual cycles, acanthosis nigricans, and hirsutism. Mutations in the estrogen receptor genes ESR1 and ESR2, involved in normal follicu...

The advent of nanotechnology has been instrumental in the development of new drugs with novel targets. Recently, metallic nanoparticles have emerged as potential candidates to combat the threat of drug-resistant infections. Diabetic foot ulcers (DFUs) are one of the dreadful complications of diabetes mellitus due to the colonization of numerous dru...

In this study, we investigated the intricate interplay between Trichoderma and the tomato genome, focusing on the transcriptional and metabolic changes triggered during the late colonization event. Microarray probe set (GSE76332) was utilized to analyze the gene expression profiles changes of the un-inoculated control (tomato) and Trichoderma-tomat...

In the present report, the authors describe a synthetic route for the generation of N-phenyl amino acid derivatives using CO2via a C–C coupling reaction in an undivided cell containing a combination of Mg–Pt electrodes. The reactions were completed in a short time without the formation of any other side product. The final products were purified via...

Infectious diseases remain among the most pressing concerns for human health. This issue has grown even more complex with the emergence of multidrug-resistant (MDR) bacteria. To address bacterial infections, nanoparticles have emerged as a promising avenue, offering the potential to target bacteria at multiple levels and effectively eliminate them....

The emergence of multidrug resistance (MDR) in bacterial pathogens is a serious public health concern. A significant therapeutic target for MDR infections is the quorum sensing‐regulated bacterial pathogenicity. Determining the anti‐quorum sensing abilities of certain medicinal plants against bacterial pathogens as well as the in‐silico interaction...

This research study aims to potential utilization of Citrus maxima peel waste and optimize the hydrothermal liquefaction process for the production of bio-oil (BO) and bio-char (BC). The effect of several HTL processing variables on BO yield (%) and BC yield (%), including temperature, retention period, and slurry concentration, has been examined u...

The development of antibiotic resistant microbial pathogens has become a global health threat and a major concern in modern medicine. The problem of antimicrobial resistance (AMR) has majorly arisen due to sub‐judicious use of antibiotics in health care and livestock industry. A slow progress has been made in last two decades in discovery of new an...

Multidrug resistance (MDR) among pathogenic bacteria is a global health concern as it has rendered thecurrent antibiotic therapy ineffective. A recent and rapidly developing research area in the biomedicalsector is the use of biogenic nanoparticles as antibacterial agents. In the current investigation, aqueousleaf extract of Phyllanthus niruri (Pn-...

Introduction Sustainable agriculture and meeting the world's food needs face considerable obstacles from abiotic stresses such as soil salinity and drought. This critical issue was addressed by our current study, which sought to uncover multi-trait bioinoculants from hostile ecosystems that could help mitigate salinity and drought stresses at the s...

The rapid spread of the drug-resistance among microbes has made the treatment of infections a problematic task. Microbial biofilms are complex aggregations of microbial cells encapsulated in a polymeric matrix that further worsens the treatment of microbial infections. In this study, ZnONPs were synthesized via green route using the aqueous tuber e...

Biofilms are complex communities of microorganisms that grow on surfaces and are embedded in a matrix of extracellular polymeric substances. These are prevalent in various natural and man-made environments, ranging from industrial settings to medical devices, where they can have both positive and negative impacts. This review explores the diverse a...

Social cheating is the exploitation of public goods that are costly metabolites, like exoproteases. Exoprotease exploitation in Pseudomonas aeruginosa has been studied in reference strains. Experimental evolution with reference strains during continuous growth in casein has demonstrated that non-exoprotease producers that are lasR mutants are selec...

Lactoferrin is a multifunctional glycoprotein present in mammalian milk. It possesses antimicrobial, antioxidant, immunomodulatory, and several biological functions. Owing to the current trend of increasing antibiotic resistance, our study was designed to purify lactoferrin from camel milk colostrum using cation exchange chromatography on the SP-Se...

In last two decades, the world has seen an exponential increase in the antimicrobial resistance (AMR), making the issue a serious threat to human health. The mortality caused by AMR is one of the leading causes of human death worldwide. Till the end of the twentieth century, a tremendous success in the discovery of new antibiotics was seen, but in...

Caffeic acid (CA) is a phenolic acid found in a variety of foods. In this study, the interaction mechanism between α-lactalbumin (ALA) and CA was explored with the use of spectroscopic and computational techniques. The Stern-Volmer quenching constant data suggest a static mode of quenching between CA and ALA, depicting a gradual decrease in quenchi...

Bacteriophages are the most abundant biological entity on the planet, having pivotal roles in bacterial ecology, animal and plant health, and in the biogeochemical cycles. Although, in principle, phages are simple entities that replicate at the expense of their bacterial hosts, due the importance of bacteria in all aspects of nature, they have the...

Dear Colleagues, As an editor & on behalf of co-editors, I am pleased to invite you and your colleagues to contribute the chapters for upcoming edited book on “Bacterial pathogens in different foods and their environment: Detection, management, challenges and solutions’’ to be published by Springer Nature (Singapore). With your research expertise...

Shigellosis is a serious foodborne diarrheal disease caused by the Shigella species. It is a critical global health issue. In developing countries, shigellosis causes most of the mortality in children below 5 years of age. Globally, around 165 million cases of diarrhea caused by Shigella are reported, which accounts for almost 1 million deaths, in...

Introduction Alzheimer’s disease (AD) is the most studied progressive eurodegenerative disorder, affecting 40–50 million of the global population. This progressive neurodegenerative disease is marked by gradual and irreversible declines in cognitive functions. The unavailability of therapeutic drug candidates restricting/reversing the progression o...

The synthetic food additive dye induces amyloid fibrillation has many implications in the laboratory and industries. The effect of Allura red (AR), on the fibrillation of ovalbumin (Ova) at pH 2.0 was investigated. The influence of salt and pH was also seen on AR-induced Ova aggregation. We have used several spectroscopic and microscopy techniques...

Staphylococcus aureus is commensal and human pathogen both. The bacterium is one of the most common causes of food borne infections also in all over the world. C. copticum (Ajwain) is an aromatic spice used as a medicinal plant from ancient time for treating different human diseases including infectious diseases. The highest anti-staphylococcal act...

Objectives Diabetes mellitus (DM), cancer and cardiovascular diseases (CVD) are major contributors to human miseries and death. Additionally, previous findings stated that cancer is also known to be associated with diabetes. Therefore, in the given study, facile synthesis of gold nanoparticles (AuNPs) using glycation reaction was achieved and furth...

Milk is a putrescible commodity that is extremely prone to microbial contamination. Primarily, milk and dairy products are believed to be easily contaminated by pathogenic microorganisms, including Listeria monocytogenes, Salmonella spp., and Staphylococcus aureus. The microbiological quality of raw milk and dairy products regarding foodborne patho...

Several food dyes are known to induce amyloid fibrillation when interacting with proteins. Here, we studied the role of sunset yellow (SY) in the amyloid fibrillation of hen egg white lysozyme (HEWL) and characterized the changes using spectroscopy techniques. Turbidity results showed that SY dye induces aggregation in HEWL in concentrations depend...

A series of multidrug extransporters known as the multidrug and potentially toxic extrusion (MATE) genes are found in all living things and are crucial for the removal of heavy metal ions, metalloids, exogenous xenobiotics, endogenous secondary metabolites, and other toxic substances from the cells. However, there has only been a small amount of th...

Industrial crops and products have proved to be an excellent alternative to petro-based chemicals. Vegetable oils are rich in functional groups that can be transformed into monomers and polymers with applications such as biodiesel, lubricants, inks, coatings, and paints. This study describes the synthesis of rapeseed oil (RO)-based esteramide for t...

Several bacteria are found in the human gut, which has a significant impact on the physiological functions of humans and also facilitates communication between brain and gut. These important gut-dwelling bacteria form the intestinal flora. Gut microbiota also establishes the structural and functional relationship with gut mucosa. A number of behavi...

Purpose Metallo β-lactamases (MβL) production is a worldwide problem, particularly in gram-negative bacteria. As scanty data is available on the prevalence of MBL, the present study is being undertaken to determine the prevalence, antibacterial sensitivity patterns, and molecular characterization of MβL associated resistant genes in gram-negative b...

Protein aggregation is of two types: (i) amorphous and (ii) amyloid fibril. Several extrinsic factors (temperature, pH, and small ligands) stimulate protein aggregation in vitro. In this study, we have examined the role of sunset yellow (SY) on the β-lactoglobulin (BLG) aggregation at pH 2.0. We have used spectroscopic (turbidity, Rayleigh light sc...

Plants possessing various bioactive compounds and antioxidant components have gained enormous attention because of their efficacy in enhancing human health and nutrition. Peppers (Capsicum annuum L.), because of their color, flavor, and nutritional value, are considered as one of the most popular vegetables around the world. In the present investig...

Global emergence and persistence of the multidrug-resistant microbes have created a new problem for management of diseases associated with infections. The development of antimicrobial resistance is mainly due to the sub-judicious and unprescribed used of antimicrobials both in healthcare and the environment. Biofilms are important due to their role...

The current study aimed to screen the preliminary phytochemicals in the leaf extract of the medicinal plant Simarouba glauca and to analyze its potential antimicrobial, antioxidant and anticancer properties. The phytochemical profile of the methanol extract was analyzed, and bioactive compounds were identified using chromatography, FTIR and GCMS. A...

Microbial resistance and other emerging health risk problems related to the side effects of synthetic drugs are the major factors that result in the research regarding natural products. Fruits, leaves, seeds, and oils-based phyto-constituents are the most important source of pharmaceutical products. Plant extract chemistry depends largely on specie...

The study’s purpose was to find and create a nourishing fruit juice made from avocado to suit nutritional and health demands. In this regard, the avocado juice was formulated using a statistical technique, and its biochemical and phytochemical characteristics were evaluated. Statistically formulated fruit juice was evaluated for its sensory charact...

Sunset Yellow (SY) dye is an essential component in the food, pharmaceutical, and cosmetic, industries. Therefore, we studied its interaction with whey protein (β-lactoglobulin (β-LG)) using spectroscopic and molecular modeling techniques at pH 7.4. Intrinsic fluorescence data at three different temperatures suggested that the fluorescence intensit...

Coffee is an intricate mixture of thousands of chemical compounds that are accountable for its flavor and aroma. Roasting is a key step in the processing of coffee beans. This study assessed the effect of microwave roasting (MW) and extraction solvents (ES) on the total polyphenol content, total flavonoid content, and antioxidant activity of coffee...

The global rise in antimicrobial resistance and lack of discovery of new antimicrobials have created serious concerns. Targeting quorum sensing (QS) and biofilms of pathogenic bacteria is considered a promising approach in antimicrobial drug discovery. This study explored the inhibitory effect of plumbagin against biofilms and QS of Chromobacterium...

Lactoferrin is a heme-binding multifunctional glycoprotein known for iron transportation in the blood and also contributes to innate immunity. In this study, the interaction of theaflavin monogallate, a polyphenolic component of black tea, with camel milk lactoferrin was studied using various biophysical and computational techniques. Fluorescence q...

Cancer is one of the leading causes of death worldwide. Even a slight decline in mortality has been noted, but the currently available treatment options did not give an expected outcome and are associated with several side effects and a substantial economic burden. The advent of plant-based treatment is because of its ease of use, readily availabil...

Ever increasing spread of drug resistance among bacterial pathogens have rendered the current antibiotic therapy ineffective. Drug-resistant urinary tract infections caused by Gram negative bacterial pathogens such as Pseudomonas aeruginosa, Escherichia coli, Acinetobacter baumannii, and Serratia marcescens are considered more severe and life threa...

Quorum sensing (QS) and biofilm inhibition are recognized as the novel drug targets for the broad-spectrum anti-infective strategy to combat the infections caused by drug-resistant bacterial pathogens. Many compounds from medicinal plants have been found to demonstrate anti-infective activity. However, broad-spectrum anti-QS and antibiofilm efficac...

There has been tremendous spread of antimicrobial resistance globally, mainly due to the excessive and unnecessary use of antibiotics, making the situation alarming. This has created a need for the development of alternative strategies to selectively target the bacterial pathogenicity without exerting selection pressure for the development of antim...