Inter-specific variations in chiasma frequencies and terminalization in Chlorophytum Ker-Gawl.
نویسندگان
چکیده
منابع مشابه
Chemical constituents in n-butanol fractions of Castus afer ker Gawl leaf and stem
AIM This study was designed to investigate the bioactive compounds in Costus afer Ker Gawl, an indigenous African medicinal plant whose leaf and stem extracts are used in the treatment of chronic inflammatory diseases, especially rheumatism and arthritis. MATERIALS AND METHODS The bioactive compounds present in the n-butanol fractions of C. afer leaf and stem were identified using qualitative...
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Chiasma counting has been regarded as the most straightforward method of scoring the total number of crossing-over events in the genome. In organisms in which genetic analysis is difficult or impossible to perform, it is a good estimator of the level of genetic recombination. In this paper we evaluated the chiasma frequency and distribution at diakinesis of twelve Brazilian oat varieties (Avena...
متن کاملCostus afer ker gawl leaves against gentamicin-induced nephrotoxicity in rats.
INTRODUCTION The nephroprotective effect of the aqueous extract of Costus afer leaves was evaluated in male albino Wistar rats with gentamicin-induced kidney injury. MATERIALS AND METHODS In a 2-phase study, 30 weight-matched male Albino Wistar rats were divided into 6 groups of 5 animals to receive gentamicin, 90 mg/kg/d (except for the control group) for 7 days in the first phase to induce ...
متن کاملpatterns and variations in native and non-native interlanguage pragmatic rating: effects of rater training, intercultural proficiency, and self-assessment
although there are studies on pragmatic assessment, to date, literature has been almost silent about native and non-native english raters’ criteria for the assessment of efl learners’ pragmatic performance. focusing on this topic, this study pursued four purposes. the first one was to find criteria for rating the speech acts of apology and refusal in l2 by native and non-native english teachers...
15 صفحه اولPreliminary study of the antioxidant properties of flowers and roots of Pyrostegia venusta (Ker Gawl) Miers
BACKGROUND Free radical stress leads to tissue injury and can eventually to arthritis, atherosclerosis, diabetes mellitus, neurodegenerative diseases and carcinogenesis. Several studies are ongoing worldwide to find natural antioxidants of plant origin. We assessed the in-vitro antioxidant activities and screened the phytochemical constituents of methanolic extracts of Pyrostegia venusta (Ker G...
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ژورنال
عنوان ژورنال: CYTOLOGIA
سال: 1988
ISSN: 0011-4545,1348-7019
DOI: 10.1508/cytologia.53.571