380 research outputs found

    Autotoxic effects of aqueous extracts of ginger on growth of ginger seedings and on antioxidant enzymes, membrane permeability and lipid peroxidation in leaves

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    We studied the effects of aqueous extracts of ginger plants on the growth membrane permeability and antioxidant enzymes in leaves of ginger seedlings. Ginger seedlings were sprayed with aqueous extracts of ginger rhizomes, stems and leaves at 10, 20, 40 or 80 g L-1 concentrations. Higher concentrations of extracts significantly inhibited the shoot height, underground (i.e. rhizome yield), total biomass of ginger seedlings and decreased the total chlorophyll content but increased the lipid peroxidation and membrane permeability. The increased concentrations of stem and leaf extracts deceased the activities of major antioxidant enzymes (superoxide dismutase, peroxidase, catalase and ascorbate peroxidase) in leaves of ginger seedlings. The rhizome extracts were less stimulatory at lower concentrations but became inhibitory at higher concentrations. The phytotoxicity of extract at same concentrations followed the order of decreasing inhibition: stem > leaf > rhizome. These results showed that ginger has autotoxic potential, hence, its residues (stems, leaves) should be removed from the fields to reduce the autotoxic effects on next ginger crop seedlings

    The Legacy of Verna E. Pratt.

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    When Ginger Hudson purchased her first Field Guide to Alaskan Wildflowers in 1999, she had no idea she was destined meet the author, Verna Pratt-twelve years later. Today, Ginger is the newsletter editor for the Master Gardeners in Anchorage and secretary of the Native Plant Society. She is enrolled in the UAA MFA Creative Writing and Literary Arts Program to complete her forthcoming publication, The Life and Legacy of Verna Pratt, Alaska's Wildflower Wizard

    Gas chromatography - mass spectrometry (GC-MS) based metabolic fingerprinting of three Malaysia ginger (zingiber officinale rosc.) cultivars

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    A comprehensive metabolic fingerprinting of three micro propagated ginger explants, Bukit Tinggi, Tanjung Sepat and Sabah cultivars, was carried out using Gas chromatography coupled with mass spectrometry (GC-MS). The ginger leave tissues were fractionated in a polar (MeOH) and non polar (CHCl3) solvents, subsequently methoximated and silylated prior to GC-MS analysis. By applying this technique, over 300 metabolites (polar and non-polar) in total were detected in each ginger cultivar. However, only about 25% of these compounds can be definitely characterised by using the Wiley7n.1 and the NIST Mass spectra libraries for the best hit of the molecular ion peaks and the fragmentation patterns. Fatty acids and sugars (mono− and disaccharides) as the main constituents of the ginger leaf tissues besides a small amount of essential amino acids as well as some organic acids. In addition, a distinct GCMS metabolic fingerprinting in each of the ginger cultivar can be used as “unequivocal pattern recognition” among the ginger phenotype derived from Bukit Tinggi, Tanjung Sepat and Sabah

    White ginger

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    Acrylic or watercolor painting on black velvet, depicting white ginger flowers and green foliage. Signed "Hale Pua, Hawaii." Hale Pua was either an alternate name, or the name of the studio, of artist Frank Yasutara Oda. Originally made for the tourist trade, a label on the back of the frame describes the painting as "a guaranteed hand-made product of Hawaii nei," originally sold in the Hawaii Glass & Art shop, Honolulu, Hawaii. Probably made circa 1950

    Ginger, April 1968, Volume 1, Issue 1

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    This image was digitized and uploaded to DLynx in the Visual Resources Center in February 2025, by Wyatt Bigner '27. This issue of Ginger is from the Rhodes College Archives.This issue represents the beginning of an era of student publication at the college - Ginger, which debuted on the week of March 29, 1968. Born out of the civil and political unrest of the late 1960's, Ginger wanted to start anew, making a magazine that was "...literate, but not literary..." and challenged itself to remain relevant to the world around it, according to the preface of this issue, and being seen in the "Memphis Sounding" of the first couple of issues, advertising goings on in Memphis

    Possible Tests of Fundamental Physics with GINGER

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    The GINGER (gyroscopes in general relativity) project foresees the construction of an array of large frame ring laser gyroscopes, rigidly connected to the Earth. Large frame ring laser gyroscopes are high-sensitivity instruments used to measure angular velocity with respect to the local inertial frame. In particular, they can provide sub-daily variations in the Earth rotation rate, a measurement relevant for geodesy and for fundamental physics at the same time. Sensitivity is the key point in determining the relevance of this instrument for fundamental science. The most recent progress in sensitivity evaluation, obtained on a ring laser prototype, indicates that GINGER should reach the level of 1 part in 1011 of the Earth’s rotation rate. The impact on fundamental physics of this kind of apparatus is reviewed

    Sounds Local, 1998 January 10

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    Interview with author William McCranor Henderson on his book, I, Elvis: Confessions of Counterfeit King, about Elvis Presley impersonators; Ginger Miles reports on the artists, writers, musicians, and more at the Chelsea Hotel in New York City; Titanic (film) review by WHQR's film commentator, Steve Taylor; Overview of upcoming events on the cultural calendar

    Effect of ginger (Zingiber officinale) intake on human serum lipid profile: Systematic review and meta‐analysis

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    Dyslipidemia is associated with an increased risk of cardiovascular events. Effect of ginger supplementation on lipid profile in humans remains controversial particularly in diabetic patients. A systematic search was performed covering PubMed, Medline, and Scopus, Web of Science (ISI), and Google scholar from January 2010 to January 2022. Inclusion criteria were randomized controlled clinical trials (RCT) study design, at least one of lipid profile components triglyceride (TG), total cholesterol (TC), low-density lipoprotein (LDL-C), and high-density lipoprotein (HDL-C) measured before and after ginger consumption. For quantitative data synthesis, a random-effects model was applied. Pooled data showed that ginger intake reduced TC (SMD -0.44; 95 CI: -0.86, -0.02; p = 0.025) and TG (SMD -0.61; 95 CI: -1.14, -0.08; p = 0.024) levels significantly, but it has no significant effect on improving HDL-C (SMD 0.40; 95 CI: -0.01, 0.80; p = 0.057) and LDL-C (SMD -0.34; 95 CI: -0.81, 0.13; p = 0.153). Ginger supplementation decreased TG in obese and diabetic subjects more efficiently. In terms of ginger dose, the result of meta-regression found to be significant only for TC, so that increasing daily doses of ginger reduces TC levels by (beta: -0.67; 95 CI: -1.28, -0.07; p = 0.028). Therefore, ginger could be considered as an effective lipid lowering nutraceuticals

    Can ginger ameliorate chemotherapy-induced nausea? Protocol of a randomized double blind, placebo-controlled trial

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    Background: Preliminary research shows ginger may be an effective adjuvant treatment for chemotherapy-induced nausea and vomiting but significant limitations need to be addressed before recommendations for clinical practice can be made.Methods/Design: In a double-blinded randomised-controlled trial, chemotherapy-naïve patients will be randomly allocated to receive either 1.2 g of a standardised ginger extract or placebo per day. The study medication will be administrated as an adjuvant treatment to standard anti-emetic therapy and will be divided into four capsules per day, to be consumed approximately every 4 hours (300 mg per capsule administered q.i.d) for five days during the first three cycles of chemotherapy. Acute, delayed, and anticipatory symptoms of nausea and vomiting will be assessed over this time frame using a valid and reliable questionnaire, with nausea symptoms being the primary outcome. Quality of life, nutritional status, adverse effects, patient adherence, cancer-related fatigue, and CINV-specific prognostic factors will also be assessed.Discussion: Previous trials in this area have noted limitations. These include the inconsistent use of standardized ginger formulations and valid questionnaires, lack of control for anticipatory nausea and prognostic factors that may influence individual CINV response, and the use of suboptimal dosing regimens. This trial is the first to address these issues by incorporating multiple unique additions to the study design including controlling for CINV-specific prognostic factors by recruiting only chemotherapy-naïve patients, implementing a dosing schedule consistent with the pharmacokinetics of oral ginger supplements, and independently analysing ginger supplements before and after recruitment to ensure potency. Our trial will also be the first to assess the effect of ginger supplementation on cancer-related fatigue and nutritional status. Chemotherapy-induced nausea and vomiting are distressing symptoms experienced by oncology patients; this trial will address the significant limitations within the current literature and in doing so, will investigate the effect of ginger supplementation as an adjuvant treatment in modulating nausea and vomiting symptoms.Trial registration: ANZCTR.org.au Identifier: ACTRN12613000120774

    The effect of ginger supplementation on lipid profile: A systematic review and meta-analysis of clinical trials

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    Background: Elevated levels of blood lipids are a major cause of atherosclerosis and consequently cardiovascular disease. Several studies used ginger as a lipid lowering agent. Purpose: The aim of the present systematic review and meta-analysis was to clarify the effect of ginger supplementation on lipid parameters. Methods: PubMed, Scopus, Science Direct, ISI Web of Science and Google Scholar were systematically searched until May 2017 to find clinical trials which examined effect of ginger supplementation on level of lipid parameters in adult participants. Means for blood lipids and potential sources of heterogeneity were extracted. A subgroup analysis was applied to find out potential sources of inter-study heterogeneity. Results: A total of 12 trials (586 participants) were included in the meta-analysis. Pooled analysis suggested that ginger supplementation reduced triacylglycerol (TAG) (-17.59 mg/dl; 95 CI: - 29.32 to - 5.87) and low density lipoprotein cholesterol (LDL-C) (- 4.90 mg/dl; 95 CI: -22.30 to - 6.17). Ginger had no significant effect on total cholesterol (TC) (- 5.13 mg/dl, 95 CI: -11.05 to 0.78; P = 0.089) and high density lipoprotein cholesterol (HDL-C) (2.18 mg/dl, 95 CI: -0.08 to 4.45; P = 0.059). As inter-study heterogeneity was high, studies were classified by ginger dosage. Stratified analysis showed a significant reduction in TC (-12.26 mg/dl; 95 CI: - 22.37 to - 2.16) and TAG ( - 38.42 mg/dl; 95 CI: - 57.01 to -19.82) in studies which used 2 g/day of ginger. Neither studies which used 2 g/day of ginger showed significant changes in LDL-C or HDL-C. Conclusion: The present systematic review and meta-analysis suggests that ginger had a favorable effect on TAG and LDL-C. Also, the result revealed that low dose of ginger (<= 2 g/day) had greater lowering impact on TAG and TC. Further studies with large-scale and better design are needed to confirm this result
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