Ratna R Sharma-Shivappa
Overview
Explore the profile of Ratna R Sharma-Shivappa including associated specialties, affiliations and a list of published articles.
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Articles
13
Citations
125
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Recent Articles
1.
Shi J, Chinn M, Sharma-Shivappa R
Bioprocess Biosyst Eng
. 2014 Jun;
37(12):2463-73.
PMID: 24908113
Fungal pretreatment, using lignin-degrading microorganisms to improve lignocellulosic feedstocks with minimal energy input, is a potential alternative to physiochemical pretreatment methods. Identifying the kinetics for fungal pretreatment during solid substrate...
2.
Panneerselvam A, Sharma-Shivappa R, Kolar P, Ranney T, Peretti S
Bioresour Technol
. 2013 Sep;
148:242-8.
PMID: 24050926
This study investigated the effect of ozonolysis on Miscanthus × giganteus, Miscanthus sinensis 'Gracillimus', Saccharum arundinaceum and Saccharum ravennae, collectively referred to as 'energy grasses'. Studies were conducted at three...
3.
Panneerselvam A, Sharma-Shivappa R, Kolar P, Clare D, Ranney T
Bioresour Technol
. 2013 Sep;
148:97-104.
PMID: 24045197
Ozonated energy grass varieties were enzymatically hydrolyzed to establish process parameters for maximum fermentable sugar production. Conditions for ozonolysis were selected on the basis of maximum delignification and glucan retention...
4.
Sharma R, Palled V, Sharma-Shivappa R, Osborne J
Appl Biochem Biotechnol
. 2013 Jan;
169(3):761-72.
PMID: 23274726
Chemical pretreatment of lignocellulosic biomass has been extensively investigated for sugar generation and subsequent fuel production. Alkaline pretreatment has emerged as one of the popular chemical pretreatment methods, but most...
5.
Xu J, Zhang X, Sharma-Shivappa R, Eubanks M
Bioresour Technol
. 2012 May;
116:540-4.
PMID: 22608914
To evaluate the potential of gamagrass as a feedstock for biofuels, seven gamagrass varieties were analyzed for their chemical composition and subjected to pretreatment at 121 °C using 1% NaOH/H(2)SO(4)...
6.
Wang B, Sharma-Shivappa R, Olson J, Khan S
Bioprocess Biosyst Eng
. 2012 May;
35(9):1591-602.
PMID: 22592649
This research focused on optimizing the upstream process time for production of polyhydroxybutyrate (PHB) from sucrose by two-stage batch and fed-batch fermentation with Alcaligenes latus ATCC 29714. The study included...
7.
Shi J, Sharma-Shivappa R, Chinn M
Enzyme Microb Technol
. 2012 May;
51(1):1-8.
PMID: 22579384
Microbial pretreatment of lignocellulosic feedstocks is an environment friendly alternative to physio-chemical pretreatment methods. A better understanding of the interactive fungal mechanisms in biological systems is essential for enhancing performance...
8.
Xu J, Cheng J, Sharma-Shivappa R, Burns J
Bioresour Technol
. 2010 Jan;
101(8):2900-3.
PMID: 20042332
To improve the enzymatic digestibility of switchgrass at mild temperatures, lime pretreatment of switchgrass was explored at 50 and 21 degrees Celsius, and compared with that at 121 degrees Celsius....
9.
Shi J, Sharma-Shivappa R, Chinn M
Bioresour Technol
. 2009 May;
100(19):4388-95.
PMID: 19423334
This study used the fungus, Phanerochaete chrysosporium, to pretreat cotton stalks with two methods, shallow stationary and agitated cultivation, at three supplemental salt concentrations. Pretreatment efficiencies were compared by evaluating...
10.
Shi J, Chinn M, Sharma-Shivappa R
Bioresour Technol
. 2008 Feb;
99(14):6556-64.
PMID: 18242083
White rot fungi degrade lignin and have biotechnological applications in conversion of lignocellulose to valuable products. Pretreatment is an important processing step to increase the accessibility of cellulosic material in...