Jianxin Ma

Methylation-sensitive linking libraries enhance gene-enriched sequencing of complex genomes and map DNA methylation domains (2008)

Nelson, William, Luo, Meizhong, Ma, Jianxin, Estep, Matt, Estill, James, He, Ruifeng, ...

Abstract Background Many plant genomes are resistant to whole-genome assembly due to an abundance of repetitive sequence, leading to the development of gene-rich sequencing techniques. Two such...

Summary Ultra High Performance Self Compacting Concrete (2008)

Jianxin Ma, Jörg Dietz

very high flowability in concrete with low water powder ratio. Because of the high viscosity of the cement paste, compaction was necessary. To improve the compaction characteristics of the concrete...

On the Tetraploid Origin of the Maize Genome (2006)

Zuzana Swigonova, Jinsheng Lai, Jianxin Ma, Wusirika Ramakrishna, Victor Llaca, Jeffrey L. Bennetzen, ...

Data from cytological and genetic mapping studies suggest that maize arose as a tetraploid. Two previous studies investigating the most likely mode of maize origin arrived at different conclusions....

Retrotransposon accumulation and satellite amplification mediated by segmental duplication facilitate centromere expansion in rice (2005)

Ma, Jianxin, Jackson, Scott A.

The abundance of repetitive DNA varies greatly across centromeres within an individual or between different organisms. To shed light on the molecular mechanisms of centromere repeat proliferation, we...

Gene enrichment in maize with hypomethylated partial restriction (HMPR) libraries (2005)

Emberton, John, Ma, Jianxin, Yuan, Yinan, SanMiguel, Phillip, Bennetzen, Jeffrey L.

A new technology was developed to assist gene-enrichment sequencing of any complex plant genome, employing maize as the test organism. Hypomethylated partial restriction (HMPR) libraries were...

Mechanisms of Recent Genome Size Variation in Flowering Plants (2005)

BENNETZEN, JEFFREY L., MA, JIANXIN, DEVOS, KATRIEN M.

• Background and Aims Plant nuclear genomes vary tremendously in DNA content, mostly due to differences in ancestral ploidy and variation in the degree of transposon amplification. These processes...

On the Tetraploid Origin of the Maize Genome (2004)

Zuzana Swigonova, Jinsheng Lai, Jianxin Ma, Wusirika Ramakrishna, Victor Llaca, Jeffrey L. Bennetzen, ...

Data from cytological and genetic mapping studies suggest that maize arose as a tetraploid. Two previous studies investigating the most likely mode of maize origin arrived at different conclusions....

Close Split of Sorghum and Maize Genome Progenitors (2004)

Swigonová, Zuzana, Lai, Jinsheng, Ma, Jianxin, Ramakrishna, Wusirika, Llaca, Victor, Bennetzen, Jeffrey L., ...

It is generally believed that maize (Zea mays L. ssp. mays) arose as a tetraploid; however, the two progenitor genomes cannot be unequivocally traced within the genome of modern maize. We have taken...

Gene Loss and Movement in the Maize Genome (2004)

Lai, Jinsheng, Ma, Jianxin, Swigonová, Zuzana, Ramakrishna, Wusirika, Linton, Eric, Llaca, Victor, ...

Maize (Zea mays L. ssp. mays), one of the most important agricultural crops in the world, originated by hybridization of two closely related progenitors. To investigate the fate of its genes after...

Analyses of LTR-Retrotransposon Structures Reveal Recent and Rapid Genomic DNA Loss in Rice (2004)

Ma, Jianxin, Devos, Katrien M., Bennetzen, Jeffrey L.

We initially analyzed 11 families of low- and middle-copy-number long terminal repeat (LTR) retrotransposons in rice to determine how their structures have diverged from their predicted ancestral...

Analyses of LTR-Retrotransposon Structures Reveal Recent and Rapid Genomic DNA Loss in Rice (2004)

Ma, Jianxin, Devos, Katrien M., Bennetzen, Jeffrey L.

We initially analyzed 11 families of low- and middle-copy-number long terminal repeat (LTR) retrotransposons in rice to determine how their structures have diverged from their predicted ancestral...

HOV corridor evaluation and improvement / (2002)

Ma, Jianxin.

Thesis (M.S.C.E.)--University of Virginia, 2002.

Analyses of LTR-Retrotransposon Structures Reveal Recent and Rapid Genomic DNA Loss in Rice

Ma, Jianxin, Devos, Katrien M., Bennetzen, Jeffrey L.

We initially analyzed 11 families of low- and middle-copy-number long terminal repeat (LTR) retrotransposons in rice to determine how their structures have diverged from their predicted ancestral...

Rapid recent growth and divergence of rice nuclear genomes

Ma, Jianxin, Bennetzen, Jeffrey L.

By employing the nuclear DNA of the African rice Oryza glaberrima as a reference genome, the timing, natures, mechanisms, and specificities of recent sequence evolution in the indica and japonica...

Close Split of Sorghum and Maize Genome Progenitors

Swigoňová, Zuzana, Lai, Jinsheng, Ma, Jianxin, Ramakrishna, Wusirika, Llaca, Victor, Bennetzen, Jeffrey L., ...

It is generally believed that maize (Zea mays L. ssp. mays) arose as a tetraploid; however, the two progenitor genomes cannot be unequivocally traced within the genome of modern maize. We have taken...

Gene Loss and Movement in the Maize Genome

Lai, Jinsheng, Ma, Jianxin, Swigoňová, Zuzana, Ramakrishna, Wusirika, Linton, Eric, Llaca, Victor, ...

Maize (Zea mays L. ssp. mays), one of the most important agricultural crops in the world, originated by hybridization of two closely related progenitors. To investigate the fate of its genes after...

Gene enrichment in maize with hypomethylated partial restriction (HMPR) libraries

Emberton, John, Ma, Jianxin, Yuan, Yinan, SanMiguel, Phillip, Bennetzen, Jeffrey L.

A new technology was developed to assist gene-enrichment sequencing of any complex plant genome, employing maize as the test organism. Hypomethylated partial restriction (HMPR) libraries were...

Analysis and mapping of randomly chosen bacterial artificial chromosome clones from hexaploid bread wheat

Devos, Katrien M., Ma, Jianxin, Pontaroli, Ana C., Pratt, Lee H., Bennetzen, Jeffrey L.

The current view of wheat genome composition is that genes are compartmentalized into gene-rich and gene-poor regions. This model can be tested by analyzing randomly selected bacterial artificial...

Recombination, rearrangement, reshuffling, and divergence in a centromeric region of rice

Ma, Jianxin, Bennetzen, Jeffrey L.

Centromeres have many unusual biological properties, including kinetochore attachment and severe repression of local meiotic recombination. These properties are partly an outcome, partly a cause, of...

Retrotransposon accumulation and satellite amplification mediated by segmental duplication facilitate centromere expansion in rice

Ma, Jianxin, Jackson, Scott A.

The abundance of repetitive DNA varies greatly across centromeres within an individual or between different organisms. To shed light on the molecular mechanisms of centromere repeat proliferation, we...

DNA Rearrangement in Orthologous Orp Regions of the Maize, Rice and Sorghum Genomes

Ma, Jianxin, SanMiguel, Phillip, Lai, Jinsheng, Messing, Joachim, Bennetzen, Jeffrey L.

The homeologous Orp1 and Orp2 regions of maize and the orthologous regions in sorghum and rice were compared by generating sequence data for >486 kb of genomic DNA. At least three genic...

Analyses of LTR-Retrotransposon Structures Reveal Recent and Rapid Genomic DNA Loss in Rice

Ma, Jianxin, Devos, Katrien M., Bennetzen, Jeffrey L.

We initially analyzed 11 families of low- and middle-copy-number long terminal repeat (LTR) retrotransposons in rice to determine how their structures have diverged from their predicted ancestral...

Rapid recent growth and divergence of rice nuclear genomes

Ma, Jianxin, Bennetzen, Jeffrey L.

By employing the nuclear DNA of the African rice Oryza glaberrima as a reference genome, the timing, natures, mechanisms, and specificities of recent sequence evolution in the indica and japonica...

Close Split of Sorghum and Maize Genome Progenitors

Swigoňová, Zuzana, Lai, Jinsheng, Ma, Jianxin, Ramakrishna, Wusirika, Llaca, Victor, Bennetzen, Jeffrey L., ...

It is generally believed that maize (Zea mays L. ssp. mays) arose as a tetraploid; however, the two progenitor genomes cannot be unequivocally traced within the genome of modern maize. We have taken...

Gene Loss and Movement in the Maize Genome

Lai, Jinsheng, Ma, Jianxin, Swigoňová, Zuzana, Ramakrishna, Wusirika, Linton, Eric, Llaca, Victor, ...

Maize (Zea mays L. ssp. mays), one of the most important agricultural crops in the world, originated by hybridization of two closely related progenitors. To investigate the fate of its genes after...

Gene enrichment in maize with hypomethylated partial restriction (HMPR) libraries

Emberton, John, Ma, Jianxin, Yuan, Yinan, SanMiguel, Phillip, Bennetzen, Jeffrey L.

A new technology was developed to assist gene-enrichment sequencing of any complex plant genome, employing maize as the test organism. Hypomethylated partial restriction (HMPR) libraries were...

Analysis and mapping of randomly chosen bacterial artificial chromosome clones from hexaploid bread wheat

Devos, Katrien M., Ma, Jianxin, Pontaroli, Ana C., Pratt, Lee H., Bennetzen, Jeffrey L.

The current view of wheat genome composition is that genes are compartmentalized into gene-rich and gene-poor regions. This model can be tested by analyzing randomly selected bacterial artificial...

Recombination, rearrangement, reshuffling, and divergence in a centromeric region of rice

Ma, Jianxin, Bennetzen, Jeffrey L.

Centromeres have many unusual biological properties, including kinetochore attachment and severe repression of local meiotic recombination. These properties are partly an outcome, partly a cause, of...

Retrotransposon accumulation and satellite amplification mediated by segmental duplication facilitate centromere expansion in rice

Ma, Jianxin, Jackson, Scott A.

The abundance of repetitive DNA varies greatly across centromeres within an individual or between different organisms. To shed light on the molecular mechanisms of centromere repeat proliferation, we...

DNA Rearrangement in Orthologous Orp Regions of the Maize, Rice and Sorghum Genomes

Ma, Jianxin, SanMiguel, Phillip, Lai, Jinsheng, Messing, Joachim, Bennetzen, Jeffrey L.

The homeologous Orp1 and Orp2 regions of maize and the orthologous regions in sorghum and rice were compared by generating sequence data for >486 kb of genomic DNA. At least three genic...

A GeneTrek analysis of the maize genome

Liu, Renyi, Vitte, Clémentine, Ma, Jianxin, Mahama, A. Assibi, Dhliwayo, Thanda, Lee, Michael, ...

Analysis of the sequences of 74 randomly selected BACs demonstrated that the maize nuclear genome contains ≈37,000 candidate genes with homologues in other plant species. An additional ≈5,500...

Evolutionary History and Positional Shift of a Rice Centromere

Ma, Jianxin, Wing, Rod A., Bennetzen, Jeffrey L., Jackson, Scott A.

Rice centromere 8 was previously proposed to be an “immature” centromere that recently arose from a genic region. Our comparative genomics analysis indicates that Cen8 was formed at its current...

On the Tetraploid Origin of the Maize Genome

Swigonova, Zuzana, Lai, Jinsheng, Ma, Jianxin, Ramakrishna, Wusirika, Llaca, Victor, Bennetzen, Jeffrey L., ...

Data from cytological and genetic mapping studies suggest that maize arose as a tetraploid. Two previous studies investigating the most likely mode of maize origin arrived at different conclusions....