Expression of proposed methionine transporters along the gastrointestinal tract of pigs and their regulation by dietary methionine sources

Romanet, Stella; Aschenbach, Jörg R.; Pieper, Robert; Zentek, Jürgen; Htoo, John K.; Whelan, Rose A.; Mastrototaro, Lucia

doi:10.1186/s12263-021-00694-4

Table 2 mRNA expression of Met transporters among different intestinal and extraintestinal regions irrespective of the factor diet

From: Expression of proposed methionine transporters along the gastrointestinal tract of pigs and their regulation by dietary methionine sources

Tissue	B⁰*AT1*	*ATB*⁰⁺	*rBAT*	*ASCT2*	*IMINO*	y⁺*LAT1*	*LAT2*	*LAT4*	*SNAT2*
Oral mucosa	0.014 ± 0.006^d	0.48 ± 0.12^cd	0.019 ± 0.008^d	0.57 ± 0.15^b	0.065 ± 0.023^b	0.072 ± 0.016^e	0.14 ± 0.02^d	0.10 ± 0.02^d	0.69 ± 0.12^c
Cardia	0.023 ± 0.008^d	1.76 ± 0.25^ac	0.20 ± 0.03^d	0.74 ± 0.11^b	0.88 ± 0.09^a	0.37 ± 0.03^ce	0.49 ± 0.05^bcd	0.33 ± 0.07^d	0.92 ± 0.11^bc
Fundus	0.034 ± 0.011^d	0.040 ± 0.010^d	0.025 ± 0.005^d	1.74 ± 0.29^a	0.26 ± 0.04^b	1.51 ± 0.19^ab	2.23 ± 0.28^a	0.59 ± 0.07^d	1.59 ± 0.18^a
Pylorus	0.022 ± 0.005^d	1.09 ± 0.27^bd	0.025 ± 0.004^d	1.82 ± 0.30^a	0.75 ± 0.06^a	0.40 ± 0.04^ce	0.65 ± 0.08^bcd	0.23 ± 0.05^d	1.37 ± 0.13^ab
Duodenum	0.55 ± 0.08^c	1.04 ± 0.61^bd	2.34 ± 0.38^ab	0.80 ± 0.13^b	0.85 ± 0.06^a	1.06 ± 0.13^bc	0.64 ± 0.07^b	1.24 ± 0.19^b	0.70 ± 0.07^c
Proximal jejunum	0.91 ± 0.11^bc	0.43 ± 0.08^cd	3.13 ± 0.87^a	0.71 ±0.12^b	0.91 ± 0.11^a	1.12 ± 0.20^b	0.64 ± 0.09^bcd	1.92 ± 0.24^a	0.65 ± 0.06^c
Middle jejunum	1.73 ± 0.21^a	0.15 ± 0.06^d	1.31 ± 0.86^c	0.63 ± 0.11^b	0.96 ± 0.08^a	2.11 ± 0.36^a	2.02 ± 0.33^a	1.81 ± 0.32^ab	0.62 ± 0.06^c
Ileum	1.13 ± 0.12^b	0.21 ± 0.03^d	1.56 ± 0.25^bc	0.52 ± 0.08^b	1.04 ± 0.13^a	0.91 ± 0.16^bcd	0.63 ± 0.07^bc	1.32 ± 0.15^ab	0.85 ± 0.17^bc
Cecum	0.010 ± 0.002^d	1.60 ± 0.35^ac	0.17 ± 0.04^d	0.83 ± 0.13^b	0.79 ± 0.09^a	0.26 ± 0.02^de	0.28 ± 0.02^cd	0.28 ± 0.03^d	0.97 ± 0.11^bc
Proximal colon	0.026 ± 0.008^d	2.34 ± 0.30^ab	0.093 ± 0.020^d	0.81 ± 0.13^b	0.95 ± 0.16^a	0.28 ± 0.02^de	0.43 ± 0.05^bcd	0.27 ± 0.04^d	1.05 ± 0.14^ac
Distal colon	0.013 ± 0.003^d	2.82 ± 0.60^a	0.10 ± 0.02^d	1.17 ± 0.23^ab	1.04 ± 0.19^a	0.33 ± 0.03^de	0.55 ± 0.08^bcd	0.32 ± 0.04^d	0.84 ± 0.13^bc
P value	< 0.001	< 0.001	< 0.001	< 0.001	< 0.001	< 0.001	< 0.001	< 0.001	< 0.001

^a–eGene expressions within one column are different at P < 0.05 if they do not share a common letter.

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Table 2 mRNA expression of Met transporters among different intestinal and extraintestinal regions irrespective of the factor diet

Genes & Nutrition

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