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1.
Arch Microbiol ; 205(7): 257, 2023 Jun 06.
Artigo em Inglês | MEDLINE | ID: mdl-37280443

RESUMO

Concept of microorganisms has largely been perceived from their pathogenic view point. Nevertheless, it is being gradually revisited in terms of its significance to human health and now appears to be the most dominant force that shapes the immune system of the human body and also determines an individual's predisposition to diseases. Human inhabits bacterial diversity (which is predominant among all microbial communities in human body) occupying 0.3% of body mass, known as microbiota. On birth, a part of microbiota that child obtains is essentially a mother's legacy. So, the review was initiated with this critical topic of microbiotal inheritance. Since, each body site has distinct physiological specifications; therefore, they contain discrete microbiome composition that has been separately discussed along with dysbiosis-induced pathologies originating in different body organs. Factors affecting microbiome composition and may cause dysbiosis like antibiotics, delivery, feeding method etc. as well as the strategies that immune system adopts to prevent dysbiosis have been highlighted. We also tried to bring into attention the topic of dysbiosis induced biofilms, that enables cohort to survive stresses, evolve, disseminate and infection resurgence that is still in dormancy. Eventually, we put spotlight on microbiome significance in medical therapeutics. We didn't merely confine article to gut microbiota, that is being studied more extensively. Numerous community forms at diverse body sites are inter-related, and being exposed to awfully variable perturbations appear to be challenging to evaluate perturbation risks holistically. All aspects have been elaborately discussed to achieve a global depiction of human microbiota in order to meet urgent necessity for protocol standardisation. Demonstrates that environmental challenges (antibiotic use, alterations in diet, stress, smoking etc.) might cause dysbiosis i.e. transition of healthy microbiome composition to the one in which pathogenic microorganisms become more abundant, and eventually results in an infected state.


Assuntos
Microbioma Gastrointestinal , Microbiota , Humanos , Bactérias/genética , Biofilmes , Disbiose/microbiologia , Microbiota/fisiologia , Recém-Nascido
2.
Biomater Adv ; 144: 213205, 2023 Jan.
Artigo em Inglês | MEDLINE | ID: mdl-36442452

RESUMO

Owing to unique nano-scale properties, TiO2-NPs (T-NPs) are employed as food-quality enhancers in >900 processed food products. Whereas, epigallocatechin-3-gallate (EGCG), a green tea polyphenol is consumed in traditional brewed tea, globally. Taken together, we aimed to investigate whether human gastric-acid digested T-NPs and complex tea catechins yield ionic species (Ti4+, Ti3+ etc.) and active EGCG forms to meet favourable conditions for in vivo bio-genesis of EGCG-coronated TiO2-NPs (ET-NPs) in human gut. Secondly, compared to bare-surface micro and nano-scale TiO2, i.e., T-MPs and T-NPs, respectively, how EGCG coronation on ET-NPs in the gut facilitates the modulation of intrinsic propensity of internalization of TiO2 species into bacteria, body-organs, and gut-microbiota (GM), and immune system. ET-NPs were synthesized in non-toxic aqueous solution at varied pH (3-10) and characterised by state-of-the-arts for crystallinity, surface-charge, EGCG-encapsulation, stability, size, composition and morphology. Besides, flow-cytometry (FCM), TEM, EDS, histopathology, RT-PCR, 16S-rRNA metagenomics and ELISA were also performed to assess the size and surface dependent activities of ET-NPs, T-NPs and T-MPs vis-a-vis planktonic bacteria, biofilm, GM bacterial communities and animal's organs. Electron-microscopic, NMR, FTIR, DLS, XRD and EDS confirmed the EGCG coronation, dispersity, size-stability of ET-NPs, crystallinity and elemental composition of ET-NPs-8 and T-NPs. Besides, FCM, RT-PCR, 16S-rRNA metagenomics, histopathology, SEM and EDS analyses exhibited that EGCG coronation in ET-NPs-8 enhanced the penetration into body organs (i.e., liver and kidney etc.) and metabolically active bacterial communities of GM.


Assuntos
Chá , Titânio , Animais , Humanos , Chá/química , Alimentos
3.
J Bodyw Mov Ther ; 29: 291-301, 2022 01.
Artigo em Inglês | MEDLINE | ID: mdl-35248285

RESUMO

BACKGROUND: Chronic neck pain is a prevalent health condition and a leading cause of disability worldwide. Prompt therapeutic measures are required to overcome this condition. OBJECTIVES: To evaluate the efficacy of incorporation of scapular stabilization and upper limb proprioceptive exercises to cervical stabilization exercises in patients with chronic neck pain (CNP). DESIGN: A single-blinded randomized controlled design. METHODS: A sample of convenience was deployed to recruit twenty-eight patients having CNP (18-45 years) and was randomized into two groups: group A (cervical stabilization exercises group) and group B (scapular stabilization and upper limb proprioceptive exercises group + cervical stabilization exercises). Pain intensity, disability, sleep quality, quality of life, scapular muscles strength and proprioception were assessed at 4 weeks follow up to determine the efficacy of the intervention. RESULTS: A mixed model ANOVA was used. A statistically significant (p < 0.05) group by time interaction for pain intensity (p = 0.000), scapular muscles strength of all muscles (p = 0.000) was observed. Significant group interaction for absolute error (p = 0.00), for pain (p = 0.001), disability (p = 0.04) and scapular muscle's strength (p = 0.000) was also demonstrated. CONCLUSION: The results indicated that scapular stabilization and upper limb proprioceptive exercises when combined with cervical stabilization exercises are more beneficial in alleviating pain and disability and improving scapular muscle strength and proprioception in patients with CNP.


Assuntos
Dor Crônica , Cervicalgia , Dor Crônica/terapia , Terapia por Exercício/métodos , Humanos , Cervicalgia/terapia , Propriocepção , Qualidade de Vida , Escápula , Extremidade Superior
4.
Front Oncol ; 7: 326, 2017.
Artigo em Inglês | MEDLINE | ID: mdl-29376027

RESUMO

Breast cancer (BC) is the most common cancer diagnosed in women and the second most common cancer overall, ranking as the fifth cause of death from cancer. The chronicity of the disease produces long-term physiological and psychological manifestations, which adversely affect the quality of life of the individual. The primary treatment while managing cancer presents with various debilitating side effects. With the recent advances in treatment techniques that have improved the survival rate, patients suffer from continuing posttreatment complications. Patients seem to cope well with the stress of treatment of BC and sustain a normal life; however, the deterioration in physical well-being makes the patient functionally inefficient. Exercise has been proven to be an effective, safe, and feasible tool in combating the adverse effects of treatment, prevents complications and decreases the risk of BC-specific mortality. This review briefly presents an overview of the burden of the disease and its management strategies. Owing to the heterogeneity of the population and the multitude of therapies they receive, the response of each patient to treatment is different and so is the magnitude of adverse effects. The review discusses the late sequelae following treatment and evidence supporting the role of physical activity in their management. In conclusion, there is a need for personalized physical activity plans to be developed to suit the individual and their circumstances.

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