Results 11 to 20 of about 245,900 (307)

Sidr Honeys Physical and Chemical Characterization, a Comprehensive Approach through LC-MS/MS, NMR, and GC-MS Analysis

open access: yesSeparations, 2023
Honey intake is advantageous to human health due to its antioxidant, anticancer, anti-inflammatory, and antimicrobial properties, all of which are attributed to the rich bioactive compound contents.
Aida A. Abd El-Wahed   +11 more
doaj   +1 more source

Quaternary Vegetation History of the Lower Bengal Basin (India) Inferred from Palaeo-palynological Analysis

open access: yesAnnals of Tropical Research, 2015
Black peat samples deposited in between sandy clay layers were collected from an uncovered profile at Rajarhat, 24 Paraganas (N), 20 km extreme North East of the city of Kolkata, (22⁰34’N, 88⁰ 30′ E) West Bengal.
Payel Roy, Chandra Barui
doaj   +1 more source

Paleoenvironmental changes and the development of lakes in the late pleistocene and holocene on the Kola Peninsula southern coast (near the village of Umba)

open access: yesTransactions of the Karelian Research Centre of the Russian Academy of Sciences, 2015
New results of pollen analysis for a lake in the Umba River catchment (southern Kola Peninsula) are presented. The lake was surveyed within a study of lake sediments carried out to determine the relative White Sea shore displacements in the Late Glacial ...
Tatiana Sapelko   +2 more
doaj   +1 more source

Purified and specific cytoplasmic pollen extract: a non-hormonal alternative for the treatment of menopausal symptoms. [PDF]

open access: yes, 2020
Research into non-hormonal, alternative therapies is necessary for women for whom menopausal hormone therapy is contraindicated or for women who do not wish to take hormones.
Biglia, Nicoletta   +14 more
core   +4 more sources

Molecular cloning and transcriptional activity of a new Petunia calreticulin gene involved in pistil transmitting tract maturation, progamic phase, and double fertilization [PDF]

open access: yes, 2013
Calreticulin (CRT) is a highly conserved and ubiquitously expressed Ca2+-binding protein in multicellular eukaryotes. As an endoplasmic reticulum-resident protein, CRT plays a key role in many cellular processes including Ca2+ storage and release ...
A Christensen   +59 more
core   +2 more sources

Pyrrolizidine Alkaloids: The Botanical Origin of Pollen Collected during the Flowering Period of Echium vulgare and the Stability of Pyrrolizidine Alkaloids in Bee Bread

open access: yesMolecules, 2019
Previous studies have shown that pollen products sold as nutritional supplements and used in apitherapy may contain toxic pyrrolizidine alkaloids (PAs) if bees collect pollen from PA-containing plants, such as Echium vulgare. In this study, the botanical
Christina Kast   +4 more
doaj   +1 more source

Bee Bread Cells in Honey Super Distort The Results of Pollen Analysis of Honey

open access: yesJournal of Apicultural Science, 2018
The pollen analysis is currently the only reliable test to determine honey variety, but the results are sometimes burdened with error. The main reason for this is additional pollen that got into honey in a way other than with nectar collected by bees but
Teper Dariusz   +3 more
doaj   +1 more source

Recent pollen assemblages from Protected Areas of European Russia as a key to interpreting the results of paleoecological studies

open access: yesNature Conservation Research: Заповедная наука, 2017
The paper presents the results of studies of 59 recent pollen assemblages from protected areas located in the forest and steppe zones of the East European plain.
Elena Yu. Novenko   +2 more
doaj   +1 more source

Preliminary data on Brazilian monofloral honey from the northeast region using FT-IR ATR spectroscopic, palynological, and color analysis

open access: yesQuímica Nova, 2014
Fourier transform infrared attenuated total reflectance (FT-IR ATR) spectroscopy was used to determine 14 different measurands in northeast Brazilian honey samples.
Ligia Bicudo de Almeida-Muradian   +3 more
doaj   +1 more source

Incidence and post-pollination mechanisms of nonrandom mating in Arabidopsis thaliana [PDF]

open access: yes, 2009
Compatible pollinations from many differenttaxa display nonrandom mating. Here we describe a systemfor examining questions of nonrandom mating in Arabidopsisthaliana.
Carlson, Ann L   +2 more
core   +3 more sources

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