Cytokine research is currently at the forefront in cancer research. Deciphering the functions of these multiple small molecules, discovered within the cell and in intercellular spaces, with their abundance and pleotrophism, was initially a great challenge. Advances in analytical chemistry and molecular biology have made it possible to unravel the pathophysiological functions of these polypeptides/proteins which are called interleukins, chemokines, monokines, lymphokines and growth factors. With more than 5 million women contracting cervical cancer every year this cancer is a major cause of mortality and morbidity the world over, particularly in the developing countries. In more than 95% of cases it is associated with human papilloma virus (HPV) infection which is persistent, particularly in those with a defective immune system. Although preventable, the mere magnitude of prevalence of HPV in the world population makes it a dominating current health hazard. The discovery of cytokine dysregulation in cervical cancer has spurted investigation into the possibility of using them as biomarkers in the early diagnosis of cases at high risk of developing cancer. Their critical role in carcinogenesis and progression of cervical cancer is now being revealed to a great extent. From diagnostics to prognosis, and now with a possible role in therapeutics and prevention of cervical cancer, the cytokines are being evaluated in all anticancer approaches. This review endeavours to capture the essence of the astonishing journey of cytokine research in cervical neoplasia.
Cervical cancer is preventable because the carcinogenesis is slow and there are opportunities to detect precancerous lesions by Papanicolaou (Pap) smears, colposcopy, or HPV DNA tests and to treat them by antimicrobials, surgery or cold CO2 vapourization. We have earlier reported on the chemopreventive potential of integrated treatment with antimicrobials therapy followed by a standardized oral Turmeric Oil (TO) extract upto 12 weeks in women who had persistent Low-grade Squamous Intra-epithelial Lesion (LSIL) in their Pap smears. In this communication we report their post-therapy follow up for 36 months (N = 18) with Pap smears. We were also able to follow up for 36 months control cases (N = 10) who had only standard therapy with antimicrobials.During 36 months of follow up none of the cases with integrated treatment, progressed to HSIL or cancer. Out of 15/18 cases which had a regression of Pap smear, all 15 remained free of LSIL from 6 to 36 months post-therapy showing persistent therapeutic effect of integrated therapy. In one case there was recurrence of LSIL in Pap smear, ten months post-therapy, which regressed to mild atypia after a second course of oral TO for 8 weeks.In the control group, persistence of LSIL after antimicrobials was observed in Pap smears in 5/10 cases when followed up by Pap smears up to 36 months. This preliminary report indicates some post-therapeutic benefit with integrative treatment as compared to the use of antimicrobials alone. A large scale controlled study is warranted.
Background The anti-cancer activity of phytomolecules present in turmeric or haridra ( Curcuma longa Linn) extracts against cancer has been described in various ‘ in vitro and in vivo’ studies. Objective In the present study, in vitro and in vivo anti-cancer and chemo-preventive activity of a new standardized Supercritical Turmeric Oil Extract (SCTOE) NBFR-03 was evaluated in cervical cancer models. Methods and materials In vitro cytotoxicity of this formulation was assessed at 10, 20, 40, and 80 μg/ml concentrations, in three cervical cancer cell lines (HeLa, SiHa, ME180) using Sulforhodamine B assay. The in vivo anti-cancer activity was evaluated in two groups of female nude mice; the first one was with tumor xenograft implants and at the same time treatment was started with 96 μl/kg/day p.o. and 192 μl/kg/day p.o. NBFR-03 for three months. The second group was kept as chemoprevention group where mice were pre-treated with the formulation (96 μl/kg/day p.o.) for two weeks and injected with cancer cell suspension with continued treatment for three months. Results No cytotoxicity was seen in any cell line with the extract when compared to positive control (Adriamycin 10 μg/ml). In mice the first treatment group with tumor xenograft implants did not show any significant anti-tumor activity but showed a trend where higher dose group had smaller tumor volumes as compared to lower dose group and controls (p = 0.37 and p = 0.34 respectively). The chemopreventive group with pre-treated mice also showed smaller tumor size as compared to controls (p = 0.163). Conclusion NBFR-03 turmeric oil extract showed a promising trend in mice pre-treated with NBFR-03. There is a scope for further studying the potential of this extract as complementary therapy and as a chemopreventive.
Background: Collective evidence of polymorphic β-casein and associated health problems has led to the concern about milk consumption and cow breeding policies worldwide. This association has also engrossed the interest of dairy scientist and industry in evaluation of β casein genotype distribution. With increasing proportion of exotic and crossbred cows in India it is worth while to screen cattle for A1A2 β casein and enhance indigenous cow breeds. Methods: The present study intended to identify β casein genotypes in pure Indian Gir cows and crossbred Holstein and jersey cows from three local dairy farms. We analysed β casein genotypes by PCR-RFLP method in total 95 cows during the period of 2017-2019. Result: All the indigenous Gir cows had fixed A2 allele whereas crossbred Jersey and Holstein Frisian both had A1A2 as the most common genotype (frequency: 0.473 and 0.6 respectively) followed by A2A2 (Frequency 0.368 and 0.333 respectively) and A1A1 (Frequency 0.158 and 0.066 respectively). The results show that in this study group Gir, a native Indian breed has fixed A2 β casein variant whereas crossbred Jersey and Holstein Frisian have A1A2 as a most common genotype. Screening of cattle for â casein genotypes is vital to monitor the frequency of A1 beta casein in native Indian cow breeds.
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