{"status":"ok","message-type":"work","message-version":"1.0.0","message":{"indexed":{"date-parts":[[2025,8,23]],"date-time":"2025-08-23T05:11:32Z","timestamp":1755925892231},"reference-count":42,"publisher":"Wiley","issue":"4","license":[{"start":{"date-parts":[[2015,1,23]],"date-time":"2015-01-23T00:00:00Z","timestamp":1421971200000},"content-version":"vor","delay-in-days":0,"URL":"http:\/\/onlinelibrary.wiley.com\/termsAndConditions#vor"}],"funder":[{"name":"University of KwaZulu-Natal (UKZN)"},{"name":"Electron Microscopy Unit, UKZN, Pietermaritzburg"}],"content-domain":{"domain":["onlinelibrary.wiley.com"],"crossmark-restriction":true},"short-container-title":["Plant Biol J"],"published-print":{"date-parts":[[2015,7]]},"abstract":"<jats:title>Abstract<\/jats:title><jats:p>Plant\u2010derived smoke stimulates seed germination in numerous plant species. Smoke also has a positive stimulatory effect on pollen germination and pollen tube growth. The range of plant families affected my smoke still needs to be established since the initial study was restricted to only three species from the Amaryllidaceae. The effects of smoke\u2010water (<jats:styled-content style=\"fixed-case\">SW<\/jats:styled-content>) and the smoke\u2010derived compounds, karrikinolide (<jats:styled-content style=\"fixed-case\">KAR<\/jats:styled-content><jats:sub>1<\/jats:sub>) and trimethylbutenolide (<jats:styled-content style=\"fixed-case\">TMB<\/jats:styled-content>) on pollen growth characteristics were evaluated in seven different plant families. Smoke\u2010water (1:1000 and 1:2000 v:v) combined with either Brewbaker and Kwack's (<jats:styled-content style=\"fixed-case\">BWK<\/jats:styled-content>) medium or sucrose and boric acid (<jats:styled-content style=\"fixed-case\">SB<\/jats:styled-content>) medium significantly improved pollen germination and pollen tube growth in <jats:italic>Aloe maculata<\/jats:italic> All., <jats:italic>Kniphofia uvaria<\/jats:italic> Oken, <jats:italic>Lachenalia aloides<\/jats:italic> (L.f.) Engl. var. <jats:italic>aloides<\/jats:italic> and <jats:italic>Tulbaghia simmleri<\/jats:italic> P. Beauv. Karrikinolide (10<jats:sup>\u22126<\/jats:sup> and 10<jats:sup>\u22127<\/jats:sup>\u00a0<jats:sc>m<\/jats:sc>) treatment significantly improved pollen tube growth in <jats:italic>A.\u00a0maculata<\/jats:italic>,<jats:italic> K.\u00a0uvaria<\/jats:italic>,<jats:italic> L.\u00a0aloides<\/jats:italic> and <jats:italic>Nematanthus crassifolius<\/jats:italic> (Schott) Wiehle compared to the controls. <jats:styled-content style=\"fixed-case\">BWK<\/jats:styled-content> or <jats:styled-content style=\"fixed-case\">SB<\/jats:styled-content> medium containing <jats:styled-content style=\"fixed-case\">TMB<\/jats:styled-content> (10<jats:sup>\u22123<\/jats:sup>\u00a0<jats:sc>m<\/jats:sc>) produced significantly longer pollen tubes in <jats:italic>A.\u00a0maculata<\/jats:italic>,<jats:italic> K.\u00a0uvaria<\/jats:italic> and <jats:italic>N.\u00a0crassifolius<\/jats:italic>. These results indicate that plant\u2010derived smoke and the smoke\u2010isolated compounds may stimulate pollen growth in a wide range of plant species.<\/jats:p>","DOI":"10.1111\/plb.12300","type":"journal-article","created":{"date-parts":[[2014,12,27]],"date-time":"2014-12-27T10:49:11Z","timestamp":1419677351000},"page":"825-830","update-policy":"http:\/\/dx.doi.org\/10.1002\/crossmark_policy","source":"Crossref","is-referenced-by-count":21,"title":["Effect of smoke derivatives on <i>in vitro<\/i> pollen germination and pollen tube elongation of species from different plant families"],"prefix":"10.1111","volume":"17","author":[{"given":"A.","family":"Kumari","sequence":"first","affiliation":[{"name":"Research Centre for Plant Growth and Development School of Life Sciences University of KwaZulu\u2010Natal Pietermaritzburg Scottsville South Africa"}],"role":[{"role":"author","vocabulary":"crossref"}]},{"given":"H. 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